Seamlessly connect EtherNet/IP and Modbus communication (RS-232C, RS-422/485) through a gateway.
■ Product Overview: A communication conversion gateway unit designed to seamlessly connect industrial equipment and devices that only have an existing Modbus interface to an EtherNet/IP network for centralized management. ■ Basic Performance: Adopts a mechanism that transfers the serial communication protocol from the host to this unit for communication, allowing flexible adaptation to various Modbus device communication specifications. ■ Specifications & Connections: Available in two models, one supporting RS-232C and the other supporting RS-422/485, both featuring an e-CON (6-pin) connector for reliable and smart wiring in the serial section. Up to 8 target devices can be connected. ■ Benefits of Implementation: The compact housing design allows for easy retrofitting to existing equipment. It consolidates the wiring of various measurement instruments and pumps, which can often become cluttered, into a neat single line.
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basic information
■ Modbus Basics: Maximum connection of 8 devices, supported transmission modes RTU/ASCII, no control signals or termination resistors, external I/F e-CON 6 pins ■ Modbus Data Specifications: Monitor data (maximum 256Byte, maximum 32 commands), immediate request data (maximum 256Byte, maximum 32 commands), manual request data (maximum 256Byte, maximum 8 commands *shared with immediate requests) ■ Interface Standards: ・EIEB002: EIA standard RS-232C 4CH ・EIEB003: EIA standard RS-422/485 4CH ■ EtherNet/IP Specifications: Communication protocol CIP, 100Base-TX, communication control IC R-IN32M3-EC (Renesas), pulse transformer isolation, status LED (LINK, ACT, MS, NS) ■ Power Specifications / Consumption: Rated voltage DC24V (voltage tolerance range DC20.4 to 26.4V) / Internal consumption current below 130mA, status LED (PWR) included
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Applications/Examples of results
■ Integration of Existing Modbus Devices with EtherNet/IP - Connect older vacuum pumps, temperature controllers, flow meters, pressure gauges, etc., which do not have Ethernet ports and only support Modbus (RS-232C, RS-422/485), to higher-level systems in a consolidated manner. ■ Unification of Wiring for Different Protocols - Utilize the ability to freely transfer serial communication protocols from the host to unify the wiring of various Modbus-compatible peripheral control devices and measurement terminals that are complexly mixed in manufacturing equipment. ■ Space-Saving Installation on Existing Panels - Take advantage of the compact size of 56×120mm and DIN rail mounting structure to install in the limited available space within already operational control panels, integrating complicated communication cable wiring into a single Ethernet cable. ■ Built-in Special Protocols and Custom Development - Pre-install communication protocols that are compatible with specialized measurement serial devices used on-site or proprietary circuit boards, and develop and operate dedicated communication conversion units as custom orders for the site. ■ Global Equipment Development in Harsh Environments - Noise shielding around high-voltage power lines and inverters, support for -10 to 60°C, and compliance with CE standards.
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Founded in 1981 as a system house, ALGO is now challenging further advanced fields with its business concept of "Communication & Control" through innovative technology. In addition to its traditional business areas of "Control Equipment," "Logistics Equipment," and "Computer Telephony," ALGO believes that the relationships between people and people, as well as between people and machines, should be broader, more enjoyable, and more stress-free. As a new business, ALGO is working in the fields of ● Information and Control Terminals ● RFID ● Network Equipment, creating various communication and control scenes while proposing the optimal and best environment for its customers. Each employee at ALGO is dedicated to shaping the future of communication with new ideas and fresh sensibilities.










