ページ1に含まれる内容の要旨
50E47
Hot Surface Ignition Control
WHITE-RODGERS
INSTALLATION INSTRUCTIONS
Operator: Save these instructions for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE
INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL
INJURY AND/OR PROPERTY DAMAGE.
DESCRIPTION
The White Rodgers 50E47 is an automatic gas inter-
rupted ignition control employing a microprocessor to
continually monitor, analyze, and control the proper op-
eration of the gas burner.
Signals interpreted dur
ページ2に含まれる内容の要旨
SPECIFICATIONS ELECTRICAL RATINGS: HUMIDITY RANGE: To 95% relative humidity (non-condensing) Input Voltage: 25 VAC 50/60 Hz MOUNTING: Current: 0.2 amp Surface mount or 4" x 4" junction box Relay Contact Ratings: Timing Specs (see table below for variable timings): Valve Relay: 1.5 amp @ 25 VAC 50/60 Hz 0.6 pf maximum Ignitor Relay: 6.0 amp @ 120 VAC 50/60 Hz- resistive 60 Hz 50 Hz Flame Establishing Time Flame Current Requirements: Standard 4.0 sec 4.8 sec Minimum current to insure flame det
ページ3に含まれる内容の要旨
INSTALLATION WIRING MOUNTING AND WIRING The two terminals identified as MV connect to the 36E WARNING ! model gas valve. Both solenoids in the valve will be in parallel across these two terminals. Do not use on circuits exceeding specified volt- age. Higher voltage will damage control and The TH terminal must be connected to the switched 24 could cause shock or fire hazard. volt wire from the thermostat (TH is the same as the W terminal on most low voltage thermostat systems). CAUTION ! The TR t
ページ4に含まれる内容の要旨
OPERATION After this wait, the ignition sequence is restarted. An TYPICAL FURNACE INSTALLATION additional 10 seconds is added to the ignitor warm-up In a typical system, a call for heat is initiated by closing the time, so a module with a 17-second warm-up time will thermostat contacts. This will energize the 50E47 control. have 27 seconds of ignitor warm-up or a module with a If the system is equipped with prepurge, the prepurge fan 45-second warm-up time will have 55 seconds of ignitor or int
