BQ370-02 Modbus 4-20mA Reader (6 Channel, 16Bit)
BQ370 Analog Input Device

Modbus Analog Input Device with 6 channel 4-20mA Input. Also suitable for 0-20mA sensor. You can read sensor values with Modbus RTU commands also you can adjust calibration values for sensors. Device supports Modbus RTU commands. BQ370-02 gives sensor values as Signed Integer and Float Formats.

It works with 24V DC. You can get sensor error if there is an error at sensor cable. You can calibrate sensor measurements.

This device supports Modbus RTU protocol over RS485. Factory default communication speed is 9600 baud; but you can change this baudrade. Device modbus address can adjustable. If you will use between 1-15 adsress; you can change from switchs on device. Also you can adjust between 1 and 255 with device settings software or from modbus.

Device Properties

Analog inputs of BQ370-02 has 16Bit resolution; also there is an 12Bit version of device. 12Bit version is BQ370-02N. Most applications are suitable for 12Bit device. Click for other products of this BQ370 family.

  • Product Code: BQ370-02
  • Product: Modbus 4-20mA Reader (16bit)
  • Power: 24V DC
  • Input: 6 channel 0-20mA Analog Input
  • Protocol: RS485 Modbus RTU
  • Enclosure: Plastic Rail Type Enclosure
  • Terminal: Screw type Terminal (5.08mm)
  • Dimensions: 70mm x 90mm x 60mm
  • ADC (Analog Digital Converter Resolution) : 16Bit
Documents and Softwares

Product Catalog

This document help you for fast start.

Modbus Device Manager

Software for making settings of modbus IO devices
Other Pictures of Device
Blog Posts About Product and Product Family
Modbus Device Manager

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