ABB CI840 is a communication interface module designed specifically for industrial automation systems, widely used in various industrial control scenarios. It supports multiple communication protocols such as PROFIBUS DP, Modbus RTU, and HART, allowing for flexible communication with different types of devices. The working temperature range of this module is -40 to 70 degrees Celsius, suitable for harsh industrial environments, and has diagnostic and monitoring functions for easy maintenance.
Product parameters：
Model: CI840
Part number: 3BSE02457R1
Type: Communication Interface Module
Power supply voltage: 24V DC
Size: 119x35x125mm
Weight: 0.3kg
Working temperature range: -40 ℃~+70 ℃
Communication protocols: PROFIBUS DP, Modbus RTU, HART
Data transmission rate: up to 12Mbps
Baud rate: 9.6kbps to 12Mbps
Data format: 8-bit, 1-bit stop bit, no parity check
Maximum number of devices: PROFIBUS DP-V1 supports up to 125 devices
Maximum cable length: PROFIBUS DP-V1 can reach up to 1200 meters in length.

Product Features:
High performance: Provides stable and reliable communication performance
High reliability: able to maintain stable operation even in harsh environments
Easy to install and configure: simplifies system integration and maintenance work
Multiple communication interfaces: CI840 3BSE02457R1 supports multiple communication protocols to adapt to different application scenarios.

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