Advantech ADAM-4168 Robust 8-ch Relay Output Module with Modbus


  • 8 Form A output channels
  • Wide operating temperature
  • 1 kV surge protection on power inputs, 3 kV EFT, and 8 kV ESD Protection
  • Wide power input +10 ~ +48 VDC
  • DO channels support pulse output function


The ADAM-4168 is an 8 channel relay output module with an RS-485 interface. The module can be used in ATEX Zone 2 and Class 1/Division 2 applications and has a wide operating temperature of between -40~85°C (40~185 °F) plus a wide power input of between 10~48 VDC.


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  • Power Requirement: 10~48 VDC
  • Watchdog Timer: System (1.6 second) & Communication
  • Connector: 2 x plug-in terminal block (#14~22 AWG)
  • Temperature (Operating): -40~85°C (40~185 °F)
  • Humidity: 5~95 %RH
  • Temperature (Storage): -40~85°C (40~185 °F)
  • Interface: RS-485
  • Isolation Protection: 3000 VDC
  • Communication Protocol: ASCII command & Modbus/RTU
  • Communication Speed: Serial: From 1,200 to 115.2 k
  • Data Flow Control: Yes
  • Digital Output
  • Channels: 8-ch relay Support 100 Hz pulse output

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Advantech: Warranty and Service Information

As an official EMEA partner of Advantech, we provide a 2 year warranty on all Advantech products supplied to customers in the EMEA. This includes any products which have been customised by Assured Systems. Optional warranty extensions are also available upon request.

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