Sime FORMAT DGT 30/55 BF Manual Del Usuario página 73

2. 1 2 BOILER ELECTRICAL DIAGRAM (fig. 13)
PA (24 VDC)
(24 VDC)
KEY
F
TRA
PI
V
EAR
EV1-2
PF
M
SM1/SM2 Heating sensor
VD
PA
TA
SE
TA
SE (3,3 VDC)
SB
(3,3 VDC)
Fuse (1.6 AT)
Ignition transformer
System pump
Fan
Ignition/detection electrode
Gas valve coil
Smoke thermostat
Modulator
Deviator valve
Water pressure valve
Environment thermostat
External sensor (optional)
PF (24 VDC)
SM1/SM2
(3,3 VDC)
SB D.H.W. sensor
EXP Expansion card remote control (optional)
NOTE: Connect TA to the clamps 5-6 after having
removed the bridge.
CONNECTOR SPARE PART CODES:
CN4 code 6319141
CN5 code 6319139
CN6 code 6319140
CN7 code 6319142
EXP
(24 VDC)
M (17 VDC)
Fig. 13
73
ES
PT
ENG