Industrial 8-Ch Analog Acquisition Module, 12-bit High-Precision, DC 7~36V Wide Voltage Power Supply, Modbus RTU Protocol,8-CH Current Mode, 0~20mA (Modbus RTU Analog Input 8CH)

Version Comparision There are two versions of the analog input series, one defaults to current input, and the other defaults to voltage input. 1. Modbus RTU Analog Input 8CH, 8-ch current mode, 0~20mA. Measurement range: 0~5V/1~5V; 0~20mA/4~20mA 2. Modbus RTU Analog Input 8CH (B), 8-ch voltage mode, 0~10V. Measurement range: 0~10V/2~10V. 0~20mA/4~20mA Features Configurable device address (1~255), multi devices can be cascaded on RS485 bus Onboard voltage regulator, supports 7~36V wide range power supply Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic Supports 12-bit high-precision acquisition with multiple range input modes, supports single-ended/differential input, supports voltage and current simultaneous acquisition Provide Online Development Resources /User Manual: bit.ly/4cx3t1A Specifications Communication interface: RS485 Baud rate: 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000 Default communication format : 9600, N, 8, 1 Modbus protocol: Standard Modbus RTU protocol Power supply: DC 7~36V Sampling accuracy: 12-bit resolution, accuracy ≤3% Data update rate: 25Hz Input mode: supports single-ended/differential input, supports voltage and current simultaneous acquisition Default mode : 8-ch current mode, 0~20mA Range: 0~5V/1~5V. 0~20mA/4~20mA current Sampling resistor: 249Ω Package Content Modbus RTU Analog Input 8CH x1 Power supply terminal adapter x1

• Supports sending Modbus RTU protocol commands via RS485 to acquire data from 0~20mA sensor. Rail-Mount Support, Supports 35mm standard guide rail, with rail-mount buckle, easy to install.
• Onboard power and signal dual isolation for RS485 communication, provides stable isolation voltage, features high reliability and strong anti-interference performance.
• Built-in TVS (transient voltage suppression tube) can effectively suppress the surge voltage and transient peak voltage in the circuit, lightningproof & ESD protection.
• Built-in resettable fuse and protection diode to ensure stable current and voltage output, provides over-current and over-voltage proof, improves shock-proof performance, suitable for the industrial environments with high requirement.
• Supports current acquisition. Wider Measurement range, 8-ch analog acquisition interfaces, voltage and current acquisition is switchable via jumper. Multiple Ranges Configurable via Software.