68 Electrical installation
Output relay, terminal X1
Control unit remote installation, terminal X2
Pin Name Description
X1:1 RO_COM Relay output, common
X1:2 RO_NC Relay output, normally closed
X1:3 RO_NO Relay output, normally open
Pin Name Description
X2:1 Data + Inverter RS-485 transmit data
X2:2 Data - Inverter RS-485 receive data
X2:3 GND_A Functional ground, isolated / Ground for external RS-485 adapter
X2:4 +24V_A_1 +24 V
X2:5 GND_A Functional ground, isolated / Ground for external RS-485 adapter
X2:6 REM_CTL_E
NA
Enables remote connection (X2) and disables local connection
(X6) terminals.
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