Taco SR501 User Manual

85
Wiring for Boilers with Honeywell Aquastat Model L8124E or Equivalent
TV T
Z
L1
(HOT)
L2
(NEUTRAL)
CIRCULATOR
ON BOILER
(IF ATTACHED)
L1
C2
L2
120 VAC
INPUT
C1
B1 B2
TACO LTR0243T-1
YELREDWH YELGRN
HONEYWELL
L8124E
G
FACTORY WIRING
(unplug from B1 terminal)
MALE
CONNECTOR
FEMALE
CONNECTOR
NOTE: The green wire must be connected to a ground source
electrically common to the boiler ground.
Wiring for Boilers with Honeywell Aquastat Model L8148E or Equivalent
TV W
T
L1
(HOT)
L2
(NEUTRAL)
CIRCULATOR
ON BOILER
(IF ATTACHED)
L1
C2
L2
120 VAC
INPUT
C1
B1 B2
Z
TACO LTR0243T-1
YELREDWH YELGRN
G
FACTORY WIRING
(unplug from B1 terminal)
MALE
CONNECTOR
HONEYWELL
L8148E
FEMALE
CONNECTOR
NOTE: The green wire must be connected to a ground source
electrically common to the boiler
g
round.

Taco SR501 Specifications

General

Model	SR501
Category	Control Unit
Input Voltage	120 VAC
Frequency	60 Hz
Switch Type	SPDT
Enclosure Rating	NEMA 1
Type	Relay
Operating Temperature	0°C to 40°C
Relay Output	24 VAC