227,00 € VAT 0%
In stock (can be backordered)
FLEX DO4-R is a DIN-rail-attachable Modbus RTU relay unit which can be connected to RS-485 bus. It has 4 relay controls.
• In each relay control it is possible to choose either the automatic control or forced ON or OFF control (ON – AUTO – 0FF).
• Change-over contact relay 230 Vac/ 4A or 24Vdc/4A
• Easy to install in electrical cabinet
User manual
Protection class: IP 20
Operating temperature: 0 ºC…+50 ºC
Storing temperature: -20 ºC…+70 ºC
Power supply
Operating voltage: 24 Vac/Vdc (-10 % … +20 %) , 50/60 Hz
Power required: 4 VA/ 2,5 W
Data transfer connections
RS-485 bus (A and B): Galvanically isolated, supported protocols, Modbus-RTU
Relay control
R(1…4): 4 pcs change-over contact relays, 230Vac/4 (1) A eller 24Vdc/4 (1)A. Resistive load is 4A, inductive load is 1A (cos Ø = 0.8)
Approvals
EMC-directive: 2014/30/EU
– Interference immunity: EN 61000-6-2
– Interference emissions: EN 61000-6-3
Small voltage directive: 2014/35/EEC
-Safety: EN 60730-1
