Taco SR501 User Manual

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Wiring Taco LF Series Low Water Cutoffs Using Burner Circuit Power Source
Wiring Taco LF Series Low Water Cutoffs Using Power Source Other Than Burner Circuit
NOTE: Remote probe available on remote probe models only.
NOTE: For 24 VAC models, LFx024xx, 24 VAC to be supplied by an EXTERNAL Class 2 power source to terminals H and N.
For 120 VAC models, LFx120xx, 120 VAC is supplied by an external circuit to terminals H and N.
NOTE: For 24 VAC models, LFx024xx, 24 VAC to be supplied by an EXTERNAL Class 2 power source to terminals H and N.
For 120 VAC models, LFx120xx, 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