第一科学 List of Products and Services

The "HygroFlex 3 Series" is a smart and compact temperature and humidity converter that meets all specifications required for HVAC. It supports temperature measurement, humidity measurement, and dew point measurement. Additionally, models with LCD are also available. 【Features】 ■ Equipped with calculation functions for dew point and frost point ■ Utilizes Rotronic capacitive sensors with excellent long-term stability ■ Compact body design allows for use in various locations ■ High-quality design that fits well in living spaces For more details, please refer to the catalog or feel free to contact us.

The "HygroFlex 5 Series" is a multi-type temperature and humidity converter that offers a variety of shapes and specifications. In addition to temperature measurement, humidity measurement, and dew point measurement, it also supports outputs for frost point, wet bulb temperature, enthalpy, absolute humidity, mixing ratio, specific humidity, saturated absolute humidity, and saturated vapor pressure. Furthermore, you can select the optimal sensor probe according to your application and purpose from the HC2 series. 【Features】 ■ Capable of measuring over a wide range from -100°C to +200°C (using HC2 series sold separately) ■ Equipped with calculation functions for moisture parameters including dew point and frost point ■ Utilizes a Rotronic capacitive sensor with excellent long-term stability ■ Display with backlight function for improved visibility ■ Replaceable temperature and humidity sensor probe For more details, please refer to the catalog or feel free to contact us.

The "Hygroflex 8 Series" is a multifunctional temperature and humidity transmitter equipped with high precision and functionality, suitable for use in almost all industrial applications. By combining it with the temperature and humidity sensor probe "HC2 Series," it achieves high-precision measurements with excellent long-term stability. Additionally, depending on the application, models with analog output, digital output, and relay contact output can be selected, providing functionality to meet all needs from process control to cutting-edge research and development. 【Features】 ■ Temperature, humidity, dew point, and various parameters (calculations) ■ Excellent long-term stability ■ Capable of recording up to 10,000 data points ■ Compatible with various power supplies ■ Network compatible For more details, please refer to the catalog or feel free to contact us.

The "HL-1D" is a high-precision compact logger that operates on a built-in battery, allowing for easy standalone logging of temperature and humidity. It can be mounted on walls, making it versatile in terms of installation locations. It features various functions such as alarm activation based on set upper and lower limits, and displays maximum/minimum/average values. The measurement range supports humidity from 0 to 100% RH (without condensation) and temperature from -20 to 50°C. Additionally, the standard included software "HW4-LITE" provides calculation functions for various moisture parameters and humidity adjustment capabilities. 【Features】 ■ Calculation of various moisture parameters is possible with the standard attached software (HW4-LITE) ■ Equipped with humidity adjustment function ■ Recording capacity of 32,000 data points (1 data point: date and time + relative humidity + temperature) ■ LED alarm function included ■ Automatic start of logging (logging reservation) function For more details, please refer to the catalog or feel free to contact us.

The "HC2A-S" is a high-precision temperature and humidity sensor probe that achieves accurate temperature and humidity measurements and is equipped with a dew point calculation function. This product, which is the standard type temperature and humidity sensor probe of the HygroClip2 (HC2) series, combines ease of use with a simple structure integrated with the sensor body, along with high functionality and precision. In addition to being compatible with Rotronic temperature and humidity measurement devices, the sensor probe itself possesses all the necessary functions as a temperature and humidity sensor unit, making it ideal for OEM applications such as equipment integration. 【Features】 - Dew point measurement through internal calculation processing of relative humidity and temperature - Top-class accuracy and reproducibility - Integrated management of measurement data and calibration history - Alarm settings can be configured within the sensor probe - Enhanced and user-friendly calibration function For more details, please refer to the catalog or feel free to contact us.

The "HC2-IExxx-M" is a pressure-resistant type temperature and humidity sensor probe that enables temperature and humidity measurement under high pressure due to its pressure-resistant structure in the sensor section. It is ideal for temperature and humidity management in compressed air systems such as compressors and high-pressure gas piping in factories. It achieves high-precision temperature and humidity measurements and is equipped with a dew point calculation function. 【Features】 ■ Pressure-resistant structure in the temperature and humidity sensor section ■ Capable of measuring temperature and humidity under high pressure ■ High precision ■ Equipped with a dew point calculation function For more details, please refer to the catalog or feel free to contact us.

The "HC2-HK25/40" is a handheld type temperature and humidity sensor probe that can accommodate wide-range measurements. It achieves high-precision temperature and humidity measurements and is equipped with dew point calculation functionality. Measurements can be taken in high-temperature environments while holding the handle. We offer two types based on temperature range and shape. 【Features】 ■ Ideal for combination with handheld temperature and humidity meters ■ Capable of wide-range measurements ■ Handheld type ■ Equipped with dew point calculation functionality For more details, please refer to the catalog or feel free to contact us.

The "HC2-ICxxx/HC2-ICxxx-A" is an industrial temperature and humidity sensor probe that achieves high-precision temperature and humidity measurements and is equipped with dew point calculation functionality. By making the sensor and cable parts heat-resistant, it has become possible to measure in high-temperature environments. The sensor part is made of PPS, offering excellent cost performance, and can be used for measuring the internal environment of constant temperature and humidity chambers, as well as for measuring inside high-temperature ducts and pipes. Additionally, mounting fixtures are available. 【Features】 ■ Ideal for managing constant temperature and humidity chambers ■ Heat-resistant structure for sensor and cable parts ■ Capable of measuring in high-temperature environments ■ Excellent cost performance ■ Mounting fixtures available For more details, please refer to the catalog or feel free to contact us.

The "HC2-IMxxx-M" is an industrial temperature and humidity sensor probe suitable for temperature and humidity measurement and management in pharmaceutical manufacturing processes and food factories. It achieves high-precision temperature and humidity measurements and is equipped with a dew point calculation function. It enables temperature and humidity management and measurement in comprehensive hygiene management manufacturing processes that incorporate HACCP systems. Additionally, the body made of SUS303 is compatible with disinfection. 【Features】 ■ High-temperature type probe made of SUS ■ Suitable for temperature and humidity management in pharmaceutical manufacturing processes and food factories ■ Compatible with disinfection For more details, please refer to the catalog or feel free to contact us.

This is a precision humidity generation device that applies the principle of the diversion method (JIS-Z8806 9-2-3(2)). It allows for direct input of temperature and humidity (arbitrary temperature and humidity up to 80°C and 0-100% RH) and also includes programmed operation and an automatic water supply system.

Recently, there has been an increasing demand for high-precision humidity measurement in high-temperature environments during the evaluation process of fuel cells and other technologies. Maintaining high measurement accuracy over a long period is technically challenging and presents many issues. This report, "Measurement Technology for High Dew Point Temperature," introduces specific case studies and summarizes proposals. The specialized know-how regarding high dew point temperature measurement is concisely compiled, allowing for efficient understanding of important points. [Contents (partial)] ▼ Types of Measurement Methods - Measurement using mirror-cooled dew point meters - Measurement using polymer capacitive humidity sensors - Measurement using a combination of mirror-cooled dew point meters and polymer capacitive humidity sensors - Measurement using a combination of humidity supply devices and humidity sensors ▼ Explanation of humidity supply and generation devices For more details, please download the document. Feel free to contact us with any inquiries regarding the equipment we handle.

Recently, there has been an increasing demand for humidity measurement not only in standard environmental conditions but also in low-temperature and high-humidity environments. There are several methods for measurement, and maintaining higher accuracy over the long term presents technical challenges and many issues. This report, "Humidity Measurement/Generation Technology in Micro Spaces," introduces specific case studies and summarizes proposals. It concisely compiles specialized know-how regarding humidity measurement, allowing for efficient understanding of important points. [Contents (partial)] ■ Principles and types of measurement methods - Measurement methods using polymer humidity sensors ■ Selection of measurement methods in the atmosphere ■ Examples of micro-space control using humidity supply devices and explanations of generation devices - Principles of generation using a split-type humidity supply device - What humidity control in micro spaces entails For more details, please download the PDF document. Feel free to contact us with any inquiries regarding the equipment.

The "Dew Watch LS-1" is a system that monitors condensation occurring in warehouses and storage areas. It provides early warnings through a three-stage display of "Caution, Measures, Alarm" based on the surface temperature of products that are sensitive to rust and mold, and the surrounding environment's dew point temperature. It is particularly effective during the upcoming season when condensation is likely to occur. 【Features】 - Compact and lightweight, making it easy to move. Installation is simple for just the times when condensation is likely to occur. - Condensation detection using a high-precision dew point probe with minimal aging changes. - Measures to combat condensation are also possible through external contact output, such as blower ventilation. - Surface temperature measurement can be done using small sensors with low thermal mass, including magnetic sensors and self-weight sensors. *For more details, please refer to the materials. Feel free to contact us with any inquiries.

The "Humi Pump" is a portable humidity calibrator that allows for the generation of humidity with a single handle operation. In addition to pursuing generation accuracy, it is designed with mobility in mind, requiring no power source. It eliminates the need for experience or expertise in calibration and allows for humidity calibration anywhere in the world. ● We are currently distributing a "Manga (period drama style)" that explains the features, mechanisms, and usage! Please download and take a look! 【Features】 ■ Compact and lightweight at just 7kg ■ Humidity generation based on our unique volumetric method allows for easy checking and calibration of hygrometers anywhere ■ High-precision calibration possible through comparison with a reference humidity sensor ■ Can also be used as a humidity generation device ◎ For more details, please refer to the PDF materials or feel free to contact us.

We are currently offering a free copy of "Basic Knowledge of Temperature Vol. 1: What is a Heat Bridge?" which summarizes our company's know-how and insights related to devices that handle humidity, temperature, dew point, and pressure! This document explains the mechanism of heat bridges and offers tips for understanding accurate temperature. It also clearly introduces a thin constant temperature and humidity chamber that enables control of temperature and humidity in a space as small as 1mm, using diagrams for better understanding. 【Recommended for】 ■ Those involved in research and development related to temperature ■ Those facing issues (challenges) concerning temperature ■ Those who want to review basic knowledge of temperature ■ Those who want to help newcomers acquire practical knowledge, etc. *For more details, please refer to the PDF document or feel free to contact us.

The "3-Circuit Independent Control Temperature Regulation Unit" is a temperature regulation unit designed for performance testing of heat-resistant materials and material development. Since it is a 19-inch JIS rack size, it allows for centralized management to meet the demands of controlling multiple units. Additionally, it enables stress-free setup in factory lines and small plants that require similar high-temperature control. 【Features】 ■ Independent control method considering combination with a 3-circuit tube furnace ■ Adoption of unique technology to avoid mutual interference between closely positioned heaters ■ Settings and monitoring possible via a color touch panel ■ Improved visibility of stability through trend graph mode ■ Emergency stop switch is standard equipment *For more details, please refer to the PDF materials or feel free to contact us.

"The Textbook on Temperature and Humidity: Why You Should Understand Temperature and Humidity in Micro Spaces" is a comprehensive resource that explains a wide range of topics from the basics of temperature and humidity to the management of temperature and humidity in micro spaces, the reasons for measurement, measurement methods, and more. This material is useful for researchers and developers of sensor devices, as well as manufacturers of analytical instruments, for both basic and applied research. [Contents] ■ Types of Humidity and Their Explanations ■ Units of Humidity ■ Relative Humidity and Absolute Humidity ■ What is Temperature ■ Methods of Transmitting Molecular Motion Energy ■ Types of Temperature Sensors ■ The Relationship Between Temperature and Humidity - Dew Point Conversion Table ■ Measuring Instruments Using Humidity Sensors ■ Humidity Measurement in Micro Spaces ■ Principles of Generation Using a Split-Flow Humidity Supply Device ■ Examples of Micro Space Control, etc.

The "Multi Dew" is a mirror-cooled dew point meter that allows for both sampling and insertion measurements with high precision (dew point ±0.15℃dp, temperature ±0.1℃). It excels in reproducibility and responsiveness, equipped with a Japanese-language touch panel for intuitive and easy operation, making it ready for use immediately after purchase. It is effective in various settings such as calibration rooms, laboratories, and production factories. 【Features】 ■ High responsiveness and tracking to humidity changes with a hybrid sensor ■ High precision: dew point ±0.15℃dp, temperature ±0.1℃ ■ Wide range of dew point measurement: -40℃dp to +120℃dp ■ User-friendly Japanese touch screen ■ Standard features include analog output, Ethernet, and SD card logging ■ The compact and lightweight body can be installed on separately sold stands, control panels, or cases *Please refer to the PDF materials and feel free to contact us.

"Multi Frost" is a mirror-cooled dew point meter that achieves improved cooling efficiency and miniaturization through the incorporation of a Stirling engine (refrigerator). It can lower the mirror temperature to nearly -100°C, enabling the measurement of low dew points. Additionally, the adoption of an optical system that automatically readjusts the optical components and a design that minimizes the area of the gas contact section enhance responsiveness in trace moisture regions. 【Features】 ■ The measurement accuracy of the dew point sensor is ±0.1°C dp, with reproducibility of ±0.05°C dp. ■ Utilizes a highly sensitive RRS optical system. ■ Two models with different measurement ranges (MF80/90) are available. *For more details, please refer to the documentation. Feel free to contact us with any inquiries.

The "MP102H/402H" is a temperature and humidity converter that features a polyoxymethylene housing compliant with IP65 standards, ensuring stable temperature and humidity measurements even in harsh environments. Its design minimizes the transmission of outside temperature to the interior, reducing the risk of condensation inside the housing. The white color of the housing also prevents heat generation from sunlight exposure. It is suitable for various applications, including not only meteorological stations but also environmental surveys around major roads and ice and snow warning systems. 【Features】 - High-precision temperature and humidity measurement with the HC2-S3 sensor probe (sold separately) - Analog output can be selected as either current or voltage signal - Cable lengths can be accommodated from 3 to 99 meters - Optional external sensors further enhance temperature responsiveness *For more details, please refer to the documentation. Feel free to contact us with any inquiries.

The handheld temperature and humidity meter 'HYGROPALM HP32' features a high-precision probe that can be exchanged according to your needs, making it a useful product for condensation prevention in factories and warehouses. The probe's accuracy achieves a maximum of ±0.8% RH and ±0.1°C. It can simultaneously display temperature, humidity, and two calculated values. It can show calculated values for dew point, frost point, wet bulb temperature, enthalpy, absolute humidity, specific humidity, mixing ratio, saturated absolute humidity, and saturated vapor pressure. In addition to a function that alerts you with screen displays and sound when thresholds are exceeded, it can store up to 64,000 data points and also provides graph display. It is battery-operated and can be used for up to 48 hours. Additionally, we offer a condensation monitoring system 'DewWatch' that can be linked with external indicators and blowers in a stationary setup. *For more details, please refer to the catalog. Feel free to contact us with any inquiries.

The "Wireless Condensation Monitoring System" connects the condensation sensor unit and the receiving unit wirelessly, and by making the sensor unit battery-operated, it eliminates the need for wiring work for power and signal lines, allowing for immediate start of condensation monitoring. It can also accommodate monitoring in large warehouses and can be expanded according to the area. The durability of the condensation sensor is enhanced, achieving stable operation over a long period. 【Features】 ■ Supports contact output to indicators and email notifications ■ Allows condensation monitoring without connecting to a computer or central monitoring device ■ Easily implements condensation measures in response to seasonal fluctuations ■ Capable of detecting high humidity conditions before condensation and monitoring the state before and during condensation occurrence *For product details, please feel free to contact us at the address below. 【Daiichi Kagaku Contact Information】 113-8450 2-12-13 Hongo, Bunkyo-ku, Tokyo TEL: 03-3812-9755 FAX: 03-3812-6700

The "Humi Pump Lite" is a lightweight portable humidity calibrator weighing 7kg. It adopts the patented volumetric method of humidity generation, enabling use without a power source. It allows for quick checks and calibrations of hygrometers anywhere. 【Features】 ■ High-precision calibration is possible by comparing with a reference humidity sensor. ■ Usable in explosion-proof areas and clean rooms. ■ By placing it in an optional dedicated calibration bag, it can also be used as a humidity generation device. ■ No specialized skills are required for calibration. *For more details, please refer to the materials. Feel free to contact us with any inquiries.