Outputs; Communication - ero electronic ELK Manuel Utilisateur

5.2. Outputs

Relay : Min. 12 V 100 mA
Max. 2 A 260 V AC on resistive load
Logic: ON status: OUT > 12 V DC, 5 to 44 mA.
OFF status: out < 100 mV, < 100 µA
Action: direct/reverse programmable.
DC OUTPUT
Type: 0-20 mA or 4-20 mA
Maximum load: 500 Ω
Accuracy: 1% + 100 µA offset
Function: - Control output (heat or cool)
Set point retransmission
Power output retransmission
Measure retransmission

5.3. Communication

Interface type: RS 232 or RS 485
Protocol: Modbus RTU
Address: 1 to 254
Baud rate: 1200 to 19.200 baud
Part number HA028438. Issue 3.0. Oct-05 47