Taco SR501 User Manual

67
Wiring Taco LT Series (1st generation, -1) Low Water Cutoffs
Using Burner Circuit Power Source
*
*Factory Installed
Wiring Taco LT Series (1st generation, -1) Low Water Cutoffs
Using Power Source Other Than Burner Circuit
NOTE: For 24 VAC models, LTx024xx-1, 24 VAC to be supplied
by an EXTERNAL Class 2 power source to terminals H and N.
For 120 VAC models, LTx120xx-1, 120 VAC is supplied by an
external circuit to terminals H and N.
NOTE: For 24 VAC models, LTx024xx-1, 24 VAC to be supplied
by an EXTERNAL Class 2 power source to terminals H and N.
For 120 VAC models, LTx120xx-1, 120 VAC is supplied by an
external circuit to terminals H and N.

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