Technical specification
5
39
Connection key
Nr.
Label
Description
1
OUT1
Control signal to compressor relay (230 VAC)
2
OUT2
Control signal to circulation pump (230 VAC)
3
OUT3
Control signal to four way valve (230 VAC)
4
OUT4
Control signal to fan motor (230 VAC)
5
OUT5
Control signal - not used (230 VAC)
6
AC-N
Neutral conductor (230 VAC)
7
CN1/CN2
Power input (12 VAC)
8
NET/GND/12V
Display controller
9
DI01/GND
Remote On/Off switch (digital input)
10
DI02/GND
Flow switch (digital input)
11
DI03/GND
Low pressure pressostat signal (digital input)
12
DI04/GND
High pressure pressostat signal (digital input)
13
DI05/GND
Mode input (digital input)
14
DI06/GND
Sensor terminal - not used (digital input)
15
AI01/GND
Sensor terminal - not used (analogue input)
16
AI02/GND
Incoming water temperature (analogue input)
17
AI03/GND
Outgoing water temperature (analogue input)
18
AI04/GND
Evaporator coil temperature (analogue input)
19
AI05/GND
Ambient temperature (analogue input)
20
AI06/GND
Sensor terminal - not used (analogue input)
OUT1
OUT2
OUT3
OUT4
AC-N
3
4
3
4
CN19
GND
AI06
GND
AI05
GND
AI04
GND
AI03
CN1
CN2
12V
NET
GND
DI01
GND
DI02
GND
DI03
GND
DI04
GND
DI05
GND
PC1000
GND
AI02
OUT5
CN6
GND
AI01
DI06
GND