Taco SR501 User Manual

Wiring Taco LN and LTA-2 Series Low Water Cutoffs
Using Burner Circuit Power Source
*
*Factory Installed
66
Wiring Taco LN and LTA-2 Series Low Water Cutoffs
Using Power Source Other Than Burner Circuit
NOTE: For 24 VAC models, LNA024xx and LTA0243S-2, 24 VAC to
be supplied by an EXTERNAL Class 2 power source to terminals
H and N. For 120 VAC models, LNA120xx and LTA1203S-2, 120 VAC
is supplied by an external circuit to terminals H and N.
NOTE: For 24 VAC models, LNA024xx and LTA0243S-2, 24 VAC to
be supplied by an EXTERNAL Class 2 power source to terminals
H and N. For 120 VAC models, LNA120xx and LTA1203S-2, 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