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
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