RS485 Relays

ExpertDAQ RS485 Relay module communicate via RS485 and are available with Modbus RTU. Within one RS485-network up to 256 modules may be controlled.

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ExpertDAQ RS485 Relay module communicate via RS485 and are available with Modbus RTU. Within one RS485-network up to 256 modules may be controlled. Without a RS485 Repeater the maximum cable length is 1200m. The RS485 Relay module are robust, energy saving and easy to use.

Features:
  • Digital Input Level 0: <+1V - Digital Input Level 1: 4-30V
  • durability at least 10^5 cycles
  • galvanically isolated In- and Output
  • mechanic relay, AC SSD relay, DC SSD relay or Photo-MOS relay
  • manual configuration or with supplied software
  • power supply 10-30 VDC
  • Hard- and Software Watchdog