45
20
11
1
10
P9
P12
P10
P8
1 2 3 4 5 6 7 8 9
12
7
1
6
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
10 11 12 13 14 15 16 17 18 19 20
P7
P6
P5
P4
1
3
1
2
3
2
4
6
5
1
2
3
4
1
2
3
4
P14
P1
P3
P2
1 2 3 4 5
8
2
9
3
10
4
11
5
6
2
3
14
4
15
5
9
7
8
12
13
18
19
16
17
12. Connection of external equipment
12.1. General
External equipment is connected to the blocks in the control cabinet.
The P10 contact has connections for power current (230V)
The P12 contact has connections for low current (< 24V)
Contact P12
Block no.
Function
21
Cooling - 0-10V [AO]
22
Cooling - G0
23
External control 1 [DI]
24
External control 1 - G0
25
External control 2 [DI]
26
External control 2 - G0
27
Fire/smoke [DI]
28
Fire/smoke - G0
29
Air quality - 0-10 [AI]
30
Air quality - G0
31
Heating - 0-10V [AO]
32
Heating - 24V+
33
Heating - G0
34
Fire damper open [DI]
35
Fire damper closed [DI]
36
Fire damper - G0
37
AUX damper - 0-10V [AO]
38
AUX damper - G0
39
Return water sensor B5 [AI] /
Overheating thermostat F20 [DI]
40
G0
41
CE- [Data bus]
42
CE+ [Data bus]
43
Not used
44
Not used
Contact P10
Block no.
Function
1
L
2
N
3
L (Outdoor air damper)
4
L1 (Outdoor air damper ON/OFF)
5
N (Outdoor air damper)
6
L (Exhaust air damper)
7
L1 (Exhaust air damper ON/OFF)
8
N (Exhaust air damper)
9
L (Fire damper)
10
L1 (Fire damper ON/OFF)
11
N (Fire damper)
12
Buzzer alarm IN
13
Buzzer alarm OUT
14
DX cooling/cooling pump IN
15
DX cooling/cooling pump OUT
16
L
17
Heating IN
18
Heating OUT
19
N
20
Not used
