Fenwal 35-62 Series Instruction Manual

SERIES 35-62
24 VAC Microprocessor Based Dual Point
Direct Spark Ignition Control
FEATURES
24 VAC microprocessor based DSI control
System diagnostic LED
Multiple tries
Custom prepurge and interpurge timings
Remote flame sensing
Full time flame sensing
Flame sense test pins
Software conforms to UL 1998 requirements
APPLICATIONS
Gas furnaces
Boilers
Water heaters
Commercial cooking
Other similar appliances
DESCRIPTION
The Series 35-62 is a 24 VAC Microprocessor Based Dual Point
Direct Spark Ignition Control continually and safely monitors,
analyzes and controls the proper operation of two gas burners.
Value added features such as LED diagnostics, automatic one hour
reset, and flame current test pins highlight the controls benefits.
Agency Certifications
Design certified to ANSI Z21.20-1993 and
CAN/CSA C22.2 No. 199-M89
www.fenwalcontrols.com 1-800-FENWAL-1
SPECIFICATIONS
Input Power
Input Current Drain
Gas Valve Rating
Operating Temperature
Flame Sensitivity
Flame Failure
Response Time
Types of Gases
Spark Rate
Enclosure
Moisture Resistance
Tries for Ignition
Trial for Ignition Periods
Prepurge & Interpurge
Series 35-62, 24 VAC Dual Point DSI Control
35.62.03
Control:20-28 VAC 50/60 Hz
(Class 2 Transformer)
300 mA @ 24 VAC and
gas valve relay energized
(control only)
1.5A @ 24 VAC
(Inrush 3,0A maximum)
-40°F to +160°F
-40°C to +71°C
>1.0uA minimum
0.8 seconds
Natural, LP, or manufactured
Line frequency
(50/60 sparks/sec)
Gray (Noryl N-190) fire
retardant plastic integral
standoffs optional
Conformal coated to operate
to 95% R.H. Care must be
taken to protect module from
direct exposure to water
One or three try versions
available
4.0,7.0,10.0,15.0 or 21.0
seconds available
None,15, or 30 seconds
depending on model.
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