Laars mascot ft MFTHW Installation And Operation Instructions Manual page 55

Mascot FT, Heating Only, Boiler
4.21 Electrical Connections
Connector
#, Location, Type
CN7
LWD1140-14
CN3
SMW250-06D
PIN Label
1
F.S Flame Detect Sensor
8
2
OP.S Operating water temperature sensor
9
3
DH.S Exhaust temperature sensor
10
4
I.S
CH Return temperature sensor
11
DHW temperature sensor or
5
BG.S Mechanical
12
aquastat connection
6
System temperature sensor
ST.S
13
7
SP.S CH over-heat temperature sensor
14
1 VCC
2 APS GND
3 Voltage input
4-6 FLUX1 Unuse
Description
Page 53
HT SELV
SELV (5V)
SELV (5V)
SELV (5V)
SELV (5V)
SELV (5V)
SELV (5V)
SELV (5V)
SELV (5V)
SELV (5V)
SELV (5V)
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