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48
Terminal card
Terminal
card
external
couplings
Return radiator
Out
Hot water
Mixing valve
Room
Mixing valve
P1
Alarm lamp, room sensor.
Alarm
led
General
alarm
External connections in the E series
External connections that can be connected to the Greenline E series:
•
Power supply
: Connect to terminals L1, L2, L3, N and PE. Alarm triggers if phases connected
wrongly.
•
Heating circuit with mixing valve:
If a second heat curve with mixing valve is to be used, the
mixing valve is connected to terminals SV1.
•
G1 (P1), external main pump in the heating system
: Must always be connected. Connected to
terminals P1.
•
Return sensor radiator T1
(GT1): Must always be connected. Connected to terminals GT1.
•
Outdoor sensor T2
(GT2): Must always be connected. Connected to terminals GT2.
•
Hot water sensor T3
(GT3): Connected if the heat pump is to produce hot water. Connected to
terminals GT3 X
•
Mixing valve sensor T4
(GT4): Connected if the mixing valve for the second heat curve is used.
Connected to terminals GT4.
•
Room sensor T5
(GT5): Connected if room sensor influence required. Connected to terminals
GT5. If room sensor alarm is required it is connected to terminals ALARM LED.