Aquastat Wiring To 24Vac Low Water Cutoff; Aquastat Wiring To 120Vac Low Water Cutoff - Taco SR501 Wiring Manual
Zone controls, switching relays/ with powerport options and expandable to 20 zones, zone valve controls/with powerport options and expandable to 20 zones, plug-in powerport cards, add-on power controls, fan controls
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THERMOSTAT
TV
B1
SPILL
SWITCH
LOW VOLTAGE
GAS VALVE
THERMOSTAT
TV
B1
SPILL
SWITCH
LOW VOLTAGE
GAS VALVE
86
Aquastat Wiring to 24VAC Low Water Cutoff
TO
HONEYWELL
T
W
L8148E
Z
B
R
C1
C2
B2
L1
L2
L1
(HOT)
120 VAC
INPUT
Aquastat Wiring to 120VAC Low Water Cutoff
TO
HONEYWELL
W
T
L8148E
Z
B
R
C1
C2
B2
L1
L2
L1
(HOT)
120 VAC
INPUT
CIRCULATOR
ON BOILER
(IF ATTACHED)
G
L2
(NEUTRAL)
CIRCULATOR
ON BOILER
(IF ATTACHED)
G
L2
(NEUTRAL)
TACO LNA024 or LTA024-2
N
H
COM NC NO
TACO LNA120 OR LTA120-2
N
H
COM NC NO
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