Brainchild IO-8TCS-E Ethernet Modbus IO Module

This Remote IO Modules based on Ethernet Modbus TCP communication for Data Acquisition and Control Systems.
These IO Modules offer good reliability, easy for installation, easy Maintenance. Extremely cost-effective modules for industrial measurement and monitoring applications. They can be easily added to the existing RS485 or Ethernet Modbus network.
Different types of IO Modules are available for the users to select as per their requirements.
All Modules are having LED indications for monitoring the status of digital inputs & outputs and fault diagnostics.Special modules are available with interchannel isolation between channels.
Modbus TCP modules have Ethernet interface with Modbus TCP protocol.




BrainChild Electronics Co., Ltd. was established in 1977. Presently we are the largest Temperature Controller maker in Taiwan, and the only maker of the paperless recorder in Taiwan.

The factory has a full automatic SMT production line. TÜV Rheinland certifies our ISO9001 once a year. In addition we have a well equipped and CSA certified laboratory to do CSA, UL and CE tests. A strong and experienced R&D team allows us to offer customers innovative and state-of-art industrial instruments for various FA solutions. We have won good reputation by supplying quality instruments with better features at competitive prices. It is our philosophy in pursuit of perfection through continuous improvement.



  •  Modbus TCP Modules for Data Acquisition and Control Systems
  • Extremely cost-effective modules for industrial measurement and monitoring applications
  • A wide range of modules for various digital and analog inputs and outputs
  • Wide range of baud rates available in Modbus RTU modules
  • Built-in web server in Modbus TCP modules for Monitoring real-time data and configuration
  • Isolated modules available for special application
  • User-friendly Setup software for Configuration and Troubleshooting
  • Optional Data acquisition software for data acquisition and analysis on PC
  • Interface with field devices to provide real-time data for SCADA/PLC/HMI
  • Integration with the 3rd party software via Modbus TCP Protocol
  • Front panel status LEDs on every module for digital IO status, communication, and power supply


General Specification
Parameters Modbus TCP IO Modules
Interface Ethernet Modbus TCP
Communication Speed 10/ 100 MBPS
Operating Temperature -10℃ to 50℃
Storage Temperature -40℃ to 85℃
Humidity Up to 95% Non-condensing
Mounting DIN Rail
Weight 105 grams
Dimensions( W*H*D) 23*109*98 mm
Approval Standard Safety IEC950
Connectors EMC IEC 61000-4-2-A1 Level2, IEC 61000-4-3-A1 Level2, IEC 61000-4-4 Level3, CISPR 11:1997-A1, EN55011:1998 Group1 Class A
Input 18 Way screw connector on front
Communication RJ45 on topside of the unit
Logic Power 4 Pin Connector on bottom side of unit

Type of Input Thermocouple. mV
No. of Channels 8
Power Supply Logic Supply Voltage 12 to 24 VDC
Logic Supply Current 105mA @ 12 V / 54mA @ 24V
Field Supply Voltage N.A.
Field Supply Current N.A.
Voltage Input Range 0 to 50mV, ± 100mV
RTD Type N.A.
Thermocouple Type J, K, E, T, N, B, S, R, C, D, G
Cold Junction CJC Error: ±0.5°C Typically After 30 Minutes warm up time.
Burnout Detection Yes
Accuracy 32 Bits
Frequency ± 0.05% FSR
Resolution 0.1°C
Sampling Rate 37 Samples / Minute
Isolation between Channels 350 V Peak
Isolation between Field and Logic 1500 VRMS
Drift 100 ppm/°C

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