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94
2.8
BOILER ELECTRICAL (fig. 11)
OP
(24 VAC)
TPA (5 VDC)
SR (5 VDC)
SF (5 VDC)
SM (5 VDC)
TL
(24 VDC)
TS (24 VDC)
SE
(5 VDC)
TA1
(24 VRAC)
TA2
(24 VRAC)
SB
(5 VDC)
PI
ER
EA
TRA
0 ... 10 VDC
CR
TFU
V
EV1-2
F1-2
JP1
RS-485 (24 VAC)
Fig. 11
KEY
F1-2
Fuse (4 AT)
TRA
Ignition transformer
PI
System pump
V
Fan
TL
Limit thermostat
EA Ignition
electrode
ER
Detection electrode
EV1-2
Gas valve coil
TS
Safety thermostat
SF
Exhaust fumes probe
TFU Thermal
fuse
SM
C.H. flow sensor
SR
C.H. return sensor
JP1
Selection TA2 or 0-10 VDC
TPA
Pressure transducer
TA1
Zone 1 environment thermostat
TA2
Zone 2 environment thermostat
SB
D.H.W. sensor L. 2000 (optional)
CR
Remote control CR73 (optional)
SE
External sensor (optional)
OP
Programming clock (optional)
AR
Remote alarm
VZ
Zone valve
AUX
Auxiliary connection
RS-485
CASCADE/MODBUS board
NOTE: Connect TA1 to the clamps 7-8 after
having removed the bridge.
CONNECTOR SPARE PART CODES:
CN1
code 6319158
CN2
code 6319144
CN3
code 6319156
CN4
code 6316203
CN5
code 6316200
CN6
code 6316202
CN7
code 6316204
CN9
code 6316201
CN10
code 6319165
CN12
code 6316280
CN13
code 6319157
CN14
code 6316213
CN18
code 6319147 (M)
For the range 0 ... 10VDC:
- Remove the jumper JP1
- Connect the positive signal at terminal 10 of CN6
- Connect the negative signal at terminal 4 of the CN4.
Содержание murelle HE 35 R
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