CSA File Number 112491_0_000

• Provide operating control and system shutdown on loss of main burner flame in direct ignition central heat furnaces and heating appliances with hot surface igniter S89C,G,J are for systems with a combination igniter - sensor S89C lock out after one-try for ignition, S89G,H provide 3 tries for ignition before lockout, with 30 sec, min purge before second and third tries Compatible with Norton 201 and 271 or equivalent hot surface igniters Can be used on either natural or LP gas, they provide 100% shut-off of gas on lockout Uses rectification principle for flame sensing Flame failure response time 2 sec at 2.5 uA Ignition sequence - single trial for main burner ignition (then shut down and lockout) Typical gas control - VR8205, VR8305 (1) ignition trials to lockout 2 A at 24 VAC maximum valve load

The S89C provides operating control and system shutdown on loss of main burner flame in direct ignition central heat furnaces and heating appliances with hot surface igniter.