ExpertDAQ 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 sturdy, power saving and easy to use, the EX9063 has 3 type A Relay Output which are capable of carrying currents up to 5A at 230V, Each channel has a short operating time, The EX9063 was developed for use in a wide temperature range and has a long lifetime, features 3 Relay Type A output channels, maximum current 5A at 230VAC or 30VDC, Digital Level 0: <+1V - Digital Level 1: 4 - 30V, lifetime at least 10^5 operating cycles, extended temperature range, In- and Output galvanically isolated, output as RS485-interface, manual configuration or with supplied Software,power supply 10 - 30VDC, Hard- and Software Watchdog