Features:

Flame failure response, 2 to 4 seconds
Plug-in solid-state circuitry encapsulated, immediate response (FLAME-PAK)
Enclosed, interchangeable plug-in relays
Operates with flame rod and/or P-C Il ultra-violet sensors
Built-in flame response light(s)
TELEFIER first-out flame indication
Components and terminals on top of chassis

Specifications:

Manufacturer: Protection Controls, Inc.
Manufacturer Part Number: ACF
Ambient temperature: Minus 400 to plus 1400 F
Flame response: 2 to 4 seconds (0.8 sec. available)
Voltage [Frequency: 120V AC ± 10%, 50-60 Hz
Voltage at E terminal to ground: 390V AC
Voltage at UV terminal to ground: 590V AC
Rating: 125VA pilot duty
Power consumption: Single burner — 35VA or less Multi-burner —I OVA for each additional burner