SPECIFICATIONS
ELECTRICAL RATINGS [@ 77°F (25°C)]:
Input Voltage: 25 VAC, 50/60 Hz
Max. Input Current @ 25 VAC: 0.45 amp
Relay Load Ratings:
Valve Relay: 1.5 amp @ 25 VAC, 50/60 Hz, 0.6 pf
Ignitor Relay: 6.0 amp @120 VAC, 50/60 Hz, (resistive)
Flame Current Requirements:
Minimum current to insure flame detection: 1 μa DC*
Maximum current for
Maximum allowable leakage resistance: 100 M ohms
*Measured with a DC microammeter in the flame probe lead
OPERATING TEMPERATURE RANGE:
HUMIDITY RANGE:
5% to 93% relative humidity
MOUNTING: |
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Surface mount multipoise |
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TIMING SPECS: (@ 60 Hz**) |
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| maximum |
Flame Establishing Time: | 0.8 sec |
Flame Failure Response Time: | 2.0 sec |
**At 50 Hz, all timing specifications should be increased by 20%.
Gases Approved: Natural, Manufactured, Mixed, Liquefied Petroleum, and LP Gas Air Mixtures are all approved for use.
TIMING SPECIFICATIONS
(All times are in seconds, unless noted otherwise)
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0 | ||
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TRIAL FOR IGNITION | 4 | |
PERIOD | ||
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IGNITION ACTIVATION | 1 | |
PERIOD | ||
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RETRIES | 2 times | |
VALVE SEQUENCE | 12 | |
PERIOD | ||
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INTERPURGE | 60 | |
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5 | ||
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LOCKOUT TIME | 300 | |
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DELAY TO HEAT ON | 45 | |
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DELAY TO HEAT OFF | 60/100/ | |
140/180* | ||
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DELAY TO COOL ON | 2 | |
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DELAY TO COOL OFF | 0/80* | |
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MINIMUM IGNITOR | 11 | |
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MAXIMUM IGNITOR | 21 | |
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INITIAL IGNITOR WARM- | 17 | |
UP (1st 64 attempts) |
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HUMIDIFIER | YES | |
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ELECTRONIC AIR | YES | |
CLEANER | ||
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*These times will vary depending on option switch position. The control is
2