Taco SR502 User Manual

73
Taco LTR and LTA-2 Series 24 Volt LWCO Competitive Wiring Cross Reference
24 VAC Models with 24 VAC Burner Circuits
TACO LTA0243S-2
NH
COM
NC NO
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
RB-24E
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
HYDROLEVEL 1100
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
Yellow
Wire
Yellow
Wire
White
Wire
Red
Wire
Yellow
Wire
Yellow
Wire
White
Wire
Red
Wire
McDONNELL & MILLER
FACTORY
INSTALLED
JUMPER
TACO LTR0243T-1
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
Yellow
Wire
Yellow
Wire
White
Wire
Red
Wire
21
P1
P2 A
BURNER
CIRCUIT
HOT
NEUTRAL
24 VAC
CIRCUIT
JUMPER
HYDROLEVEL 24
24 VAC Models with 120 VAC Burner Circuits
TACO LTA0243S-2
N H COM NC NO
BURNER
CIRCUIT
HOT
NEUTRAL
120 VAC
CIRCUIT
24 VAC
TRANSFORMER
HYDROLEVEL 24
2 1 P1 P2 A
BURNER
CIRCUIT
HOT
NEUTRAL
120 VAC
CIRCUIT
24 VAC
TRANSFORMER

Taco SR502 Specifications

General

Zones	2
Frequency	60 Hz
Relay Type	SPDT
Mounting	Wall mount
Input Voltage	120 VAC
Output Voltage	24 VAC
Enclosure Type	Plastic
Terminal Type	Screw terminal