Wiring Diagram Ph27/Ph27A - Defensor H15A Service Manual

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6.2

Wiring diagram PH27/PH27A

U1
4 +5V
3
X14
2
1
S3
X21
1
U2
X17
2 1 5 4 3 2 1
X10
U3
B3
S1
B1/B2 Ionisation electrodes
B3 Level switch
F1 Fuse control board (1.25 A, slow acting)
M1 4-step fan
M2 Drum motor
P1 Potentiometer display contrast
S1 Safety switch
S2 Leakage sensor (option)
S3 Micro switch blanking cover
(PH27A only)
Keypad&LED
ESC
X16 P1
X9
X9
1 10
7 1
2 1 1 2 1 2 3
X13 X12 X6 X5
X5
B1 B2
+24V
Y1
S2
Y2
Enter I / 0
X15
1
2
3
1
4
5
X4
6
7
8
9
10
1
2
3 X3
4
5
T1
1.25 AT
L1
L
F1
X1
N
PE
U1 Internal humidity sensor
U2 Radio receiver (option)
U3 External radio humidity sensor (option)
T1 Transformer control board
T2 Transformer 100 V version
X5 Error contact, max. 250 VAC
X9 Programming interface
Y1 Inlet valve (PH27A only)
Y2 Inlet safety valve (PH27A only)
M1
St. 1 (ws)
St. 2 (rt)
St. 3 (gu)
M
St. 4 (sw)
C2 (bn)
C1 (ge)
N (bl)
8
PE
PE (gn/ge)
PE
M2
M
P (bl)
N (sw)
PE (gn/ge)
L1
L L
N N 230 VAC
PE PE
L1
110V
110V
L L
230V
N N 100 VAC
N
N
PE PE
230V/240mA
T2
230V/410mA
N
100 V version only