Wiring Diagram - Ferroli optima 2001 VMF7 Installation Instructions Manual

Wiring diagram

NOTE:
THE TRANSFORMER ON THE P.C.B. HAS A BUILT-IN
OVERHEAT PROTECTION.
IF THIS IS OPEN, ALL LED'S WILL BE OFF BUT THE C.H.
PUMP (32) WILL RUN
SWITCH OFF THE BOILER FOR AT LEAST
20 MINUTES
5
90
80
70
60
50
40
30
20
20 15 10 5 0 -5 -10 -15 -20
174
CONNECTOR X7
1-2 = 230 V
26
16 Fan
32 Central heating pump
34 C.H. flow temperature sensor
42 D.H.W. temperatuure sensor
43 Air pressure switch
47 Modulating regulator
(MODUREG) gas valve
49 Overheat cut-off thermostat
50 Heat exchan. limit thermostat
51 Heat exchan. frost thermostat
56 Expansion vessel
61 C.H. selector switch
62 Time clock
63 C.H. boiler thermostat
68 Control box with P.C.B.
72 Room thermostat (not fitted)
80 Five pole terminal 240V + 24V
81 spark electrode
82 Flame sensing electrode
83 Automatic ignition control panel
84 1. gas valve operator
85 2. gas valve operator
86 automatic control reset knob
101 P.C.B.
114 Water pressure switch
136 Flowmeter
138 Outside temperature sensor
145 C.H. pressure gauge
157 D.H.W. thermostat
169 Suppression filter
172 Setting OTC curve
174 Fault diagnostic/temperature
control panel with outside temperature
compensation
4
47
42 34 114
3
2
1
X1
12 11 10 9 8 7 6
13 12
X3
63 164
172
LED
1 2 3 4
2001
X1
P1
24 V 230V ~ 50 Hz.
HONEYWELL S 4561 A 1015(2)
1 2 3 5 6 7 8
50 51
136
2 1
+
- OUT
3
4
129
X4
X2
4
5 4 3 2 1 4 3 2 1 6 5
X5
10 9 8 7 2 1
9 8 7 6 5 4 3
6 5 3 2 1
X7
X6
2 1
3 2
X8
VMF7
CONNECTOR
A D.H.W. FLOW-
SWITCH (ON-OFF)
CAN BE CONNECTED
12 11 10 9 8 7 6 5 4 3 2 1 4 3 2 1
X2
13 12 10 9 7 6 5 3 2 1
X3
P2
JP1
X8
JP1 and JP4: Jumpers
JP1 Is not required
JP4 Is not required
P1 = C.H. max. output (to be set on site)
P2 = D.H.W. temperature (factory set)
61. C.H. selector switch
Heating timed Hot water only
and hot water
81
82
X6
X5
X4
83
X3
9 12 13 14
84
85
49
169
80
L
2 1
230V
N
16
43
32
1
M
3 2 1
5 4
2 1
d b a
X2 CONNECTOR
SHORT CIRCUIT 12-13
- BOILER STARTS FOR C.H.
- WAITING TIME IS
EXCLUDED
6 5 4 2 1
230V
X4 50Hz
9 8 7 6 5 4 3 2 1
X5
3 1
2 1
X6
X7
2AT
L7 F1
RY4
RY1
RY2
JP4
TR1
Heating
continuous and
hot water
80
4 5 6 7
138
24V
72
X3