Circuit Design, Inc. List of Products and Services

The "SLR-429M" is an embedded wireless module designed for ease of use. In addition to the LoRa mode, which enables ultra-long-range communication at low bit rates, it also features a conventional FSK mode. It achieves LPWA via LoRa with a completely proprietary protocol in the 429MHz band, which is designed solely for circuit applications. The 429MHz band has superior diffraction characteristics compared to the 920MHz band, allowing for stable communication in various environments such as indoors, mountainous areas, along rivers, and underground. It connects to external microcontrollers or PCs via a UART interface. This is a specific low-power wireless module that requires no license and incurs no communication fees. 【Features】 ■ Communication distance: over 10km line of sight ■ Communication speed: 245bps ■ Capable of communication with up to 8 contact points ■ Superior diffraction characteristics compared to the 920MHz band *You can purchase directly from the related links. Orders starting from one unit are also welcome!

The SLR-429M-RS2 is an RS232C interface board equipped with the SLR-429M. Since it is equipped with the SLR-429M, which has obtained the Technical Regulation Conformity Mark (Type Approval), a license for the radio station is not required. It can be connected to the D-Sub-9 pin COM port of a computer or PLC. Additionally, it features transmit and receive LEDs, a power terminal, and a power switch. You can easily check the communication performance of the SLR-429M in combination with the evaluation program. 【Features】 ■ Equipped with SLR-429M ■ Connects to the COM port of a computer ■ Simple communication distance tests can be conducted with an optional SW/LED board

MLR-429 is a wireless module that focuses on serial communication, pursuing miniaturization and ease of integration. In addition to conventional FSK mode communication, it features a LoRa mode that enables ultra-long-range communication at low bit rates. In LoRa mode, it achieves communication distances of over 10 km in line of sight, despite having a low transmission power due to excellent reception sensitivity. It connects to external microcontrollers or PCs via a UART interface, allowing for the transmission and reception of customer data and device control using our unique command system developed in the industrial sector. It can be used for data transmission and telemetry applications. 【Features】 ■ Equipped with Technical Compliance Mark ■ Ultra-long-range data communication in the 429 MHz band using LoRa mode ■ Compact size ■ Compatible with LTM-1

The MU-3-429 is a command control wireless modem that can interface with the UART of a one-chip CPU or the COM port (RS232C) of a computer. It has obtained the Technical Compliance Mark, allowing it to be used without a radio station license or registration. Thanks to its optimized RF circuit, it achieves stable operation over a wide temperature range, long-distance communication, and low voltage/low power consumption. It is equipped with a powerful error correction function using Reed-Solomon coding, enabling the construction of a reliable system. You can select the frequency band according to your application and communication environment. 【Features】 ■ Obtained Technical Compliance Mark (Construction Design Certification) ■ Simple dedicated commands common to the series for serial data transmission ■ Relay function (up to 10 stations) ■ Powerful error correction function

The MU-3-1216 is an intelligent modem capable of command control that operates in the 1216MHz band, which provides a relatively low-noise and clean radio environment. It can be controlled using a common command system shared with other MU series models and is compact in size, similar to the 429MHz band. Depending on the application and communication environment, you can choose the frequency band. Thanks to excellent RF circuit technology, it achieves stable operation over a wide temperature range, long-distance communication, low voltage operation, and low power consumption. 【Features】 ■ Acquired Technical Standard Mark (Construction Design Certification) ■ Simple dedicated commands common to the series for serial data transmission ■ Relay function (up to 10 stations)

The MU-4-429 is an intelligent modem for command control that can interface with one-chip CPU UARTs and computer COM ports (RS232C). It is compatible with the command and protocol of the conventional MU-1(N)-429, MU-2-429, and MU-3-429, allowing for easy integration into systems that use these wireless modems. The MU-4-429 is equipped with powerful error correction capabilities, achieving more stable communication. It is compatible with the pin, command, and air protocol of the MU-2-429, allowing for direct replacement and use. 【Features】 ■ Obtained Technical Conformity Mark (Construction Design Certification) ■ Simple dedicated commands for serial data transmission ■ Compact body (55% of the volume of MU-3-429) ■ Powerful error correction function

MU3-RS2-429 and MU3-RS2-1216 are RS232C interface boards equipped with MU-3. They can be connected to a computer's COM port or RS232C devices. You can choose between the 429MHz band or the 1216MHz band. You can easily check the communication performance of MU-3 in combination with the evaluation program. 【Features】 ■ Equipped with MU-3 ■ Connects to a computer's COM port

The MU3-USB-429 and MU3-USB-1216 are USB interface boards equipped with the MU-3. They use the FTDI FT8U232BM USB-UART conversion chip. The power for the MU3-USB is supplied from the USB interface, so no external power source is required. You can choose between the 429MHz band and the 1216MHz band. You can easily check the communication performance of the MU-3 in combination with the evaluation program. 【Features】 ■ Equipped with MU-3 ■ Power supplied from USB interface ■ Recognized as a virtual COM port

MU4-RS2-429 is an RS232C interface board equipped with MU-4-429. It can be connected to a computer's COM port or RS232C devices. You can easily check the communication performance of the MU-4-429 in combination with the evaluation program. 【Features】 ■ Equipped with MU-4-429 ■ Connects to a computer's COM port

The MU4-USB-429 is a USB interface board equipped with the MU-4-429. It uses the FTDI FT8U232BM USB-UART conversion chip. The power for the MU4-USB-429 is supplied from the USB interface, so no external power source is required. You can easily check the communication performance of the MU-4-429 in combination with the evaluation program. 【Features】 ■ Equipped with MU-4 ■ Power supplied from USB interface

The STD-503 is a compact, embedded wireless transceiver module designed for industrial applications that require stability and reliability, operating in the 2.4GHz ISM band available worldwide. It operates on battery power and achieves wireless communication with a line-of-sight range of 300 meters. To ensure reliable wireless communication in the 2.4GHz band, it features a spectrum direct sequence spread spectrum (DSSS) method that excels in noise resistance, along with a true diversity reception function that prevents signal drop due to multipath fading. Additionally, the transparent data input/output interface allows users with their own communication protocols to use it without changing their protocols. It is a highly flexible interface that can transmit continuous LOW or HIGH signals without restrictions. The communication settings for the STD-503 can be configured via serial communication (UART). 【Features】 ■ Spectrum Direct Sequence Spread Spectrum (DSSS) ■ Transparent Data Input/Output Interface (Clock Synchronized) ■ True Diversity Reception

Equipped with the nRF9160 from Nordic Semiconductor. LTE-M is a best-effort type of communication using carrier lines. This module has the Serial LTE modem and MCUBoot loader included in the nRF Connect SDK written to it. Operation is performed by issuing AT commands via UART. Please check the version of the Serial LTE modem written in the communication module using the AT#XSLMVER command and use the commands corresponding to that version. For information regarding the firmware license, please refer to the following: https://github.com/nrfconnect/sdk-nrf/blob/main/LICENSE License ID: LicenseRef-Nordic-5-Clause. Please be aware that we cannot address any issues arising from the firmware. * Please note that a SIM card (nano SIM) is required for the use of this product, so we ask that you contract for one.

In the field of medical diagnosis, it is crucial to transmit patients' vital data and test results accurately and quickly. This is especially important for remote diagnostics and mobile medical devices, where stable wireless communication is essential. The MU-4 USB interface board leverages the diffraction characteristics of the 429MHz band to provide stable data communication even in environments with many obstacles. This contributes to the efficiency and quality improvement of diagnostics in medical settings. 【Use Cases】 - Transmission of diagnostic data in telemedicine - Patient monitoring within hospital wards - Integration with portable diagnostic devices 【Benefits of Implementation】 - Improved reliability of diagnostics through stable data transmission - Enhanced flexibility in medical settings through wireless technology - Utilization of existing serial communication programs

In educational settings, there is a need to wirelessly connect PCs with sensors and devices to collect and analyze data in real-time during experiments and practical training. In particular, it is essential to advance learning in a flexible environment without being constrained by classroom layouts or experimental locations. The MU-4 USB interface board enables stable data communication even in environments with many obstacles through wireless communication in the 429MHz band, allowing for wireless connections between PCs and various devices. This expands the possibilities of teaching materials and provides more practical learning experiences. 【Usage Scenarios】 - Wireless collection of sensor data in science experiments - Robot control in programming education - Demonstration of teaching materials through remote operation 【Benefits of Implementation】 - Liberation from cumbersome cable connections between PCs and devices - Ability to conduct experiments and practical training from anywhere in the classroom - Support for diverse teaching materials and realization of deeper learning

In meetings and calls, clear audio transmission is extremely important. Especially in communication with remote locations, interruptions in audio and noise can significantly reduce the efficiency of meetings. The MU-4 USB interface board leverages the diffraction characteristics of the 429MHz band to provide stable communication even in environments with many obstacles. This enables clear voice calls and enhances the quality of meetings. 【Usage Scenarios】 - Remote conference systems - Online seminars - Office environments requiring voice calls 【Benefits of Implementation】 - Smooth communication with clear audio - Increased efficiency of meetings - Creation of a flexible meeting environment that is not location-dependent

In the field of research and analysis, the accuracy and reliability of data are crucial. Particularly in scenarios involving data collection from remote locations or in environments susceptible to noise, a stable communication environment is essential. The MU-4 USB interface board provides stable communication even in environments with many obstacles, thanks to its excellent diffraction characteristics in the 429 MHz band, addressing the challenges of data collection in research and analysis. 【Usage Scenarios】 - Data collection from sensors located in remote areas - Data monitoring in underground facilities or confined spaces - Visualization of radio wave conditions (spectrum display) 【Benefits of Implementation】 - Improved analysis accuracy through stable data communication - Increased flexibility in the placement of PCs - Utilization of existing serial communication programs

In the FA industry control systems, reliable data communication with PLCs and industrial PCs is essential. In particular, changes to the factory layout and wiring to movable parts can lead to increased costs and reduced maintainability. The MU-4 RS-232C interface board wireless enables existing PLCs and industrial PCs with RS232C interfaces, reducing wiring costs and allowing for flexible system construction. By adopting the 429MHz band, it achieves stable data transmission even in environments with many obstacles. 【Usage Scenarios】 - Communication between PLCs within the factory - Control of cranes - Alternative to long-distance wired connections 【Benefits of Implementation】 - Reduction of wiring costs - Flexible system construction - Reuse of existing protocols

In the measurement industry, accurate data collection is essential for quality control and efficiency. Particularly when collecting environmental data such as temperature, humidity, and water levels, issues such as wiring complexity, costs, and noise interference arise. The MU-4 RS-232C interface board wireless enables measurement devices with RS232C interfaces, addressing these challenges. With excellent diffraction characteristics in the 429MHz band, it ensures stable data transmission even in environments with many obstructions, allowing for reliable data collection. 【Usage Scenarios】 - Monitoring water levels in manholes - Collecting environmental data in greenhouses 【Benefits of Implementation】 - Reduced wiring costs - Mitigated noise interference - Data collection from remote locations

In traffic monitoring systems, it is important to grasp the status of extensive facilities such as roads, tunnels, and parking lots in real-time. In particular, data collection from traffic lights, surveillance cameras, and various sensors requires a reduction in wiring costs and stable data transmission. The MU-4 RS-232C interface board wireless enables existing PLCs and industrial PCs with RS232C interfaces, addressing these challenges. With excellent diffraction characteristics in the 429MHz band, it achieves stable data transmission even in areas with many obstructions, enhancing the reliability of traffic monitoring systems. 【Use Cases】 - Monitoring traffic volume on roads - Monitoring equipment in tunnels - Collecting occupancy information in parking lots - Bus location systems 【Benefits of Implementation】 - Reduction in wiring costs - Increased efficiency through wireless conversion of existing equipment - Improved monitoring accuracy through stable data transmission

In the field of environmental data recording, there is a demand for data collection from remote locations and monitoring in places where wiring is difficult. In particular, accurately recording environmental data such as temperature, humidity, and water levels, and detecting anomalies early is crucial for environmental conservation and risk management. The MU-4 RS-232C interface board solves these challenges by wirelessly connecting PLCs and industrial PCs with existing RS232C interfaces through 429MHz band wireless communication. It achieves reliable data recording with stable data transmission and flexible installation. 【Use Cases】 - Monitoring water levels in manholes - Collecting environmental data in greenhouses - Remote monitoring of dams and bridges 【Benefits of Implementation】 - Reduction in wiring costs - Stable communication in long distances and obstructed areas - Effective utilization of existing systems

In the fields of research and experimentation, the accuracy and reliability of data are essential. Particularly in the construction of experimental environments, the complexity of wiring and the influence of noise can compromise data accuracy. The MU-4 RS-232C interface board enhances the flexibility of experimental environments and improves data reliability by wirelessly connecting existing PLCs and industrial PCs with RS232C interfaces. Its excellent diffraction characteristics in the 429 MHz band enable stable data transmission even in environments with many obstructions, contributing to the efficiency of experiments. 【Usage Scenarios】 - Communication between PLCs in the laboratory - Data collection from various sensors - Remote control of equipment 【Benefits of Implementation】 - Reduction in wiring costs - Increased flexibility of experimental environments - Reduced impact of noise, improving data reliability

In the energy industry, remote monitoring and control systems are crucial for understanding the operational status of equipment in real-time and ensuring efficient operations. Particularly in the collection of data from widespread facilities such as power plants and substations, wiring costs and maintenance efforts pose significant challenges. The MU-4 RS-232C interface board wirelesses existing PLCs and industrial PCs, addressing these issues. With its excellent diffraction characteristics in the 429 MHz band, it enables stable data transmission even in environments with many obstacles, contributing to the reliability of energy management systems. 【Usage Scenarios】 * Remote monitoring of power plants * Equipment management at substations * Data collection on energy consumption * Data collection from smart meters 【Benefits of Implementation】 * Reduction in wiring costs * Improved maintainability * Increased efficiency in data collection * Early detection of anomalies through remote monitoring

In the amusement industry, reliable communication and rapid data transmission are essential for the remote operation of gaming machines and attractions. Particularly in locations where wiring is difficult, such as event venues and outdoor settings, the convenience of wireless solutions becomes crucial for operations and communication with mobile entities. The MU-4 RS-232C interface board enables wireless connectivity for devices with existing RS232C interfaces, addressing these challenges. 【Usage Scenarios】 - Remote operation of gaming machines - Control of attractions - Operation of equipment at event venues 【Benefits of Implementation】 - Reduction in wiring costs - Improved operability - Increased flexibility in installation locations, such as event venues

In the logistics industry, real-time information gathering and reliable data transmission are essential for tracking and managing shipments. In particular, accurately understanding the location and condition of packages within warehouses and during transportation is crucial for efficient operations and improving customer satisfaction. Data transmission via wired cables carries risks such as increased wiring costs and interruptions in data transmission due to cable breaks. The MU-4 RS-232C interface board wireless enables existing PLCs and industrial PCs, achieving stable data transmission even in environments with many obstacles, thanks to its excellent diffraction characteristics in the 429 MHz band. This enhances the reliability of data transmission in logistics sites and contributes to operational efficiency. 【Use Cases】 - Tracking the location of forklifts and AGVs (automated guided vehicles) within warehouses - Collecting environmental data such as temperature and humidity inside trucks and containers - Data transmission for inventory management systems 【Benefits of Implementation】 - Reduction in wiring costs - Improved reliability of data transmission - Increased operational efficiency through real-time information gathering - Remote data monitoring and control

In the agricultural sector, accurately grasping environmental data such as temperature, humidity, and soil moisture in vast farmlands is a crucial factor that influences yield and quality. Particularly, data collection in areas where radio waves are difficult to reach or in environments with many obstacles requires stable communication. Our 429MHz band specific low-power serial data transmission wireless modem leverages the characteristics of the 429MHz band to achieve long-distance and stable data transmission. This enables real-time collection of information from sensors located far away, facilitating efficient farmland management. 【Use Cases】 - Environmental monitoring of temperature, humidity, and soil moisture in vast farmlands - Environmental control within greenhouses - Water level monitoring of rice paddies from remote locations 【Benefits of Implementation】 - Visualization of environmental data across extensive farmlands - Risk reduction through early detection of anomalies - Cost reduction through labor savings

In manufacturing process management, it is important to grasp the operational status of equipment and production data in real-time to establish an efficient production system. In particular, data collection from sensors and devices located in various places within the factory is often difficult with wired connections, necessitating stable wireless communication. This product leverages the characteristics of the 429MHz band to achieve stable data transmission even in manufacturing environments with many obstacles. This promotes the visualization of processes and contributes to improving production efficiency. 【Use Cases】 - Monitoring the operational status of equipment on the production line - Collecting sensor data for quality control - Data transmission and reception with automated guided vehicles (AGVs) - Building inventory management systems within warehouses 【Benefits of Implementation】 - Cost reduction through reduced wiring work - Early detection of issues through real-time data collection - Improved production efficiency and waste reduction - Enhanced adaptability to changes through flexible system construction

In the logistics industry, accurately tracking the location of cargo during transport is essential for efficient management and improved customer service. Particularly in vast warehouses and long-distance outdoor transportation, reliable communication and signal reach are crucial. Our 429MHz wireless modem achieves stable data transmission even in challenging environments where the 2.4GHz band struggles. This enables real-time tracking of location information, contributing to the optimization of logistics. 【Use Cases】 - Tracking the location of forklifts and AGVs within warehouses - Managing the location information of trucks - Monitoring the location of containers outdoors 【Benefits of Implementation】 - Improved inventory management through real-time location tracking - Cost reduction by optimizing transport routes - Prevention of cargo loss and increased customer satisfaction

In disaster prevention scenarios, rapid information transmission is essential. Particularly during a disaster, challenges such as disruptions to communication infrastructure and difficulties in signal reception exist. If accurate information is not conveyed without delay, it could lead to situations that endanger lives. Our 429MHz band specific low-power serial data transmission wireless modem leverages the characteristics of the 429MHz band to achieve stable long-distance communication even in environments with many obstacles. This enables accurate information transmission in various situations, including understanding disaster conditions, issuing evacuation instructions, and conducting rescue operations. 【Application Scenarios】 - Data transmission for river flood monitoring systems - Collection of water level measurement data at landslide sites - Information display systems for evacuation centers - Coordination with fire and disaster prevention helicopters 【Benefits of Implementation】 - Accurate situational assessment through rapid information transmission - Increased efficiency in life-saving activities - Prevention of secondary disasters - Reduction of information transmission costs

In the energy industry, particularly in the field of smart meters, remote monitoring of accurate power usage is essential. Stable data transmission is required even in environments with significant radio interference and obstructions. Our 429MHz band specific low-power serial data transmission wireless modem leverages the characteristics of the 429MHz band to achieve long-distance and stable communication. This ensures reliable transmission of data collected from smart meters, contributing to the efficiency of energy management. 【Use Cases】 - Data collection from smart meters - Remote monitoring of power usage - Establishment of energy management systems 【Benefits of Implementation】 - Accurate information collection through stable data transmission - Efficient energy management through remote monitoring - Cost reduction by wireless conversion of existing systems

In the field of environmental research, extensive data collection is essential. In particular, it is necessary to grasp various environmental information, such as river water levels, soil temperatures, and atmospheric pollutants, in real-time. However, traditional wired systems can face challenges due to installation location constraints and wiring costs. Additionally, wireless systems operating in the 2.4GHz band may experience communication instability due to signal obstruction from terrain and vegetation. Our 429MHz band specific low-power serial data transmission wireless modem takes advantage of the 429MHz band’s characteristic of signal diffraction, enabling stable data transmission across obstacles. This allows for more efficient and reliable collection of extensive environmental data. 【Use Cases】 - River water level monitoring - Soil temperature and humidity measurement - Air pollutant monitoring - Forest fire surveillance - Wildlife behavior tracking 【Benefits of Implementation】 - Easier extensive data collection - Reduced installation costs - Real-time data acquisition - Long-term stable operation

In the parking industry, understanding real-time occupancy information is essential for improving customer satisfaction and efficient operations. Particularly in underground parking lots where radio signals are hard to reach, and in multi-story parking garages with many obstructions, stable data transmission poses a challenge. Our 429MHz band specific low-power serial data transmission wireless modem leverages the characteristics of the 429MHz band to ensure reliable communication across obstacles. This enables the accurate collection of occupancy information in real-time, which can be integrated into display systems and management systems. 【Use Cases】 - Occupancy management in underground parking lots - Occupancy display in multi-story parking garages - Monitoring parking conditions from remote locations 【Benefits of Implementation】 - Improved customer satisfaction through the provision of accurate occupancy information - Increased efficiency in parking lot operations - Appropriate pricing based on real-time information

In the security industry, the reliability of security systems is the most critical issue. In particular, it is essential to ensure the reliable transmission of information from sensors and to quickly detect anomalies. In locations where wired connections are difficult or in environments where wiring work is challenging, the stability of wireless communication is indispensable. This product leverages the characteristics of the 429MHz band to achieve stable data transmission even in environments with many obstacles. 【Usage Scenarios】 - Sensor data collection in parking lots and bicycle parking areas - Security systems for buildings and facilities - Integration with outdoor security cameras 【Benefits of Implementation】 - Reduction in wiring installation costs - Increased flexibility of the system - Faster anomaly detection

In infrastructure monitoring for smart cities, remote monitoring of bridges, tunnels, and water supply and drainage systems is essential. These infrastructures are crucial elements that support urban safety and efficient operation, requiring early detection of anomalies and prompt response. However, data transmission in environments where radio waves are difficult to reach, such as underground or inside structures, poses a significant challenge. Our 429MHz band specific low-power serial data transmission wireless modem leverages the characteristics of the 429MHz band to achieve stable long-distance communication even in environments with many obstacles. This enables real-time monitoring of infrastructure conditions, enhancing urban safety. 【Usage Scenarios】 * Data collection from bridge deformation sensors * Remote control of ventilation systems in tunnels * Monitoring pressure and flow in water supply and drainage pipes * Data collection from smart meters 【Benefits of Implementation】 * Early detection of anomalies through remote monitoring * Reduction of maintenance costs * Improved safety of urban infrastructure * Efficient operation based on data

In river management, accurate water level measurement is essential for reducing the risk of flooding and ensuring the safety of residents. Particularly during heavy rainfall, when water levels can change rapidly, real-time data collection and swift information transmission are required. Traditional wired systems often face issues such as installation site constraints and cable disconnections, making stable data acquisition difficult. Our 429MHz band specific low-power serial data transmission wireless modem enables long-distance communication and high reliability, allowing for stable collection of river water level measurement data. 【Use Cases】 - River water level monitoring systems - Data integration with rainfall observation stations - Remote monitoring of dams and weirs 【Benefits of Implementation】 - Real-time collection of water level data - Rapid response during flooding events - Reduction in labor costs and efficient management - Data collection from remote locations

In the field of forest monitoring, data collection from sensors installed in various locations within the forest is essential. Signal obstruction caused by terrain and trees poses a significant challenge for data transmission. To ensure stable communication, wireless technology that enables long-distance communication and is resilient to obstructions is required. Our 429MHz band specific low-power serial data transmission wireless modem leverages the characteristics of the 429MHz band to achieve stable data transmission even in the complex environments of forests. 【Use Cases】 - Collection of environmental data such as temperature, humidity, and soil moisture within the forest - Monitoring the operational status of forestry machinery - Data transmission for wildfire monitoring systems 【Benefits of Implementation】 - Real-time collection of extensive forest data - Improved stability of data transmission leading to accurate situational awareness - Enhanced work efficiency and cost reduction through remote monitoring

In the FA industry, stable data communication is essential for remote monitoring and control of equipment. Particularly in cases of layout changes within factories or wireless conversion of existing equipment, there is a need to eliminate wiring hassles and build flexible systems. The SLR-429M RS-232C interface board directly connects to PLCs and PCs, enabling long-distance LoRa communication via RS232C, thus addressing these challenges. 【Use Cases】 - Remote centralized management of equipment through wireless conversion of existing PLC systems - Long-distance monitoring in structural monitoring of tunnels, bridges, etc. - Collection of various sensor data within factories 【Benefits of Implementation】 - Reduction of wiring costs - Flexible system construction - Remote monitoring and control of equipment - Stable communication in environments with many obstacles

In research fields, long-distance and stable data transmission is required for the collection of experimental and observational data. Particularly in measurements conducted outdoors or in remote locations, the need for wireless communication increases due to wiring constraints. The SLR-429M RS-232C interface board connects to PLCs or PCs with an RS232C interface, enabling long-distance data transmission via LoRa communication. This allows researchers to efficiently collect data without being restricted by location. 【Usage Scenarios】 - Data collection from sensors in remote locations - Data communication between devices within research facilities - Data logging in outdoor experiments 【Benefits of Implementation】 - Expansion of data collection range through long-distance communication - Integration with existing equipment via RS232C connection - Stable data transmission using LoRa

In the entertainment industry, precise control of equipment such as lighting and sound is required to enhance the immersive experience of events and shows. Particularly in large venues or outdoor events, challenges may arise in controlling equipment due to wiring constraints. The SLR-429M RS-232C interface board connects to PLCs and PCs via RS232C and utilizes LoRa communication to address these challenges. 【Usage Scenarios】 * Lighting control at concert venues * Attraction control at theme parks * Sound system control at event venues 【Benefits of Implementation】 * Flexible system construction through long-distance communication * Reduction in wiring costs * Increased freedom in event production

In the agricultural sector, water management, temperature control, and remote monitoring of equipment are required for vast farmland. Especially in situations where there is a shortage of labor, it is important to grasp this information in real-time and conduct efficient management. The SLR-429M RS-232C interface board connects to PLCs or PCs and solves these challenges by enabling long-distance LoRa communication via RS232C. 【Use Cases】 * Water level monitoring of farmland * Temperature and humidity management * Remote monitoring of equipment * Remote management through wireless PLC systems 【Benefits of Implementation】 * Extensive data collection and centralized management * Cost reduction through labor saving * Early detection of anomalies and rapid response * Accurate management based on data

In experiments conducted in educational institutions, there may be a need for data collection and control from remote locations. In particular, transmitting data wirelessly from sensors and measuring instruments and analyzing it in real-time can lead to increased efficiency in experiments and the creation of new learning opportunities. However, wired connections pose challenges such as the hassle of wiring and limitations on mobility. The SLR-429M RS-232C interface board addresses these issues and expands the possibilities of experiments. 【Usage Scenarios】 - Data collection from sensors located remotely - Wireless control of experimental devices - Data sharing between laboratories 【Benefits of Implementation】 - Increased freedom in experiments - Improved efficiency in data collection - Enhanced research outcomes

In the agricultural sector, accurately grasping environmental data such as temperature, humidity, and soil moisture is crucial for implementing appropriate watering and fertilizer management, which in turn enhances yield and quality. This is especially important in vast farmlands and mountainous areas where wired data collection is challenging, necessitating stable wireless communication. This product achieves long-distance communication with high stability, enabling data collection from remote locations. 【Usage Scenarios】 - Environmental monitoring of fields (temperature, humidity, soil moisture, etc.) - Environmental control within greenhouses - Watering management from remote locations 【Benefits of Implementation】 - Real-time understanding of crop growth conditions - Cost reduction through optimized watering - Minimization of damage through early detection of anomalies

In smart city streetlight control, remote monitoring and control of a large number of streetlights over a wide area is required. Particularly for streetlights located in areas far from urban centers or in places where radio waves are difficult to reach, stable wireless communication is essential. Conventional wireless systems may face challenges such as limitations in communication distance and signal obstruction due to obstacles. Our 429MHz ultra-long-range LoRa wireless module addresses these issues through long-distance communication and high diffraction capability, enabling efficient streetlight control in smart cities. 【Use Cases】 - Streetlight control in urban areas - Streetlight control in parks and squares - Streetlight control on suburban roads and facilities 【Benefits of Implementation】 - Extensive area coverage through long-distance communication - Stable communication in environments with many obstacles - Reduced operational costs due to low power consumption

In the field of water quality monitoring, it is important to remotely collect water level and water quality data from rivers and lakes and to detect anomalies early. In particular, data collection at widely distributed monitoring points or in hard-to-access locations poses challenges regarding communication stability. Our 429MHz ultra-long-range LoRa wireless module achieves long-distance communication over 10 km with excellent diffraction and ultra-high sensitivity reception, enabling stable data transmission even in difficult environments such as underground or mountainous areas. This contributes to improving the reliability of water quality monitoring systems. 【Use Cases】 * Monitoring water levels in rivers and lakes * Data collection from water quality sensors * Detection of water quality anomalies from remote locations 【Benefits of Implementation】 * Ensuring a wide monitoring area through long-distance communication * Stable data transmission in underground and mountainous areas * Realization of battery-powered systems with low power consumption

In mining, ensuring the safety of workers underground and improving the efficiency of operations such as excavation and transportation are crucial. The underground environment makes it difficult for radio waves to reach, leading to challenges such as delays in information transmission during accidents and decreased productivity due to delays in remote operations. The 429MHz ultra-long-range LoRa wireless module enables communication even in environments where radio waves are hard to reach, such as underground mines, thanks to LoRa's excellent diffraction characteristics. This facilitates real-time information sharing and efficient operations through remote control, contributing to the safety and efficiency of mining operations. 【Use Cases】 - Safety management of workers underground (location information, vital data, etc.) - Remote monitoring and control of underground equipment - Rapid information transmission in emergencies 【Benefits of Implementation】 - Reduced risks associated with communication interruptions underground - Increased productivity through improved work efficiency - Achieving safe mining operations

In the energy industry, the spread of smart meters is advancing, and remote monitoring of electricity usage is being demanded. Particularly in areas such as underground or mountainous regions where radio waves are difficult to reach, the stability of communication is crucial for data collection. If communication is interrupted, it becomes challenging to accurately grasp electricity usage, potentially hindering efficient energy management. Our 429MHz ultra-long-range LoRa wireless module addresses these challenges through long-distance communication and high diffraction capability. 【Use Cases】 * Data collection from smart meters * Monitoring electricity usage in underground and mountainous areas * Data transmission in locations where communication infrastructure is not established 【Benefits of Implementation】 * Accurate grasp of electricity usage through stable data collection * Efficient energy management through remote monitoring * Reduction of communication costs