EVCO S.p.A.
EV3 HRV & EVD HRV
| Application manual ver. 1.0a | Code 1443DHRVE104
page 27 of 74
16
Reference (GND)
17
EV3 HRV power supply (12 VAC)
18
EV3 HRV power supply (12 VAC)
Connector 3
Part
Description
1
Positive signal RS-485 MODBUS port
2
Negative signal RS-485 MODBUS port
3
Reference (GND)
Connector 4
Part
Description
1
Triac TK1 output: common
2
Triac TK1 output (200 mA): normally open
Connector 5
Part
Description
1
Triac TK2 output: common
2
Triac TK2 output (2 A): normally open