Operate with Flame Rod and/or P-C II Scanner
6642 Features
• Modularized Multi-Burner Control
• Time Proven Plug-in Solid State FLAME-PAK
Amplifier
• Plug-in, Interchangeable Relays
• Plug-in Power Transformer
• Flame Rod and/or Ultra-Violet Sensing.
Independent or simultaneously using
same FLAME-PAK Amplifier.
Form 6642VA
• Basic combustion safeguard model
Form 6642VB
• Breaker – lockout switch model
• Required for automatic lighted
installations. System “latches out” after
failure to light within ignition trial time
and cannot attempt restart until switch is
manually reset.
• Standard ignition trial time is 15 seconds.
Also available in 10-second and 5-second
trial time.
• Form 6642VBNR – Automatic only and
Non-relight.
Form 6642VL
• Load relay – included for all multi-burner
models
Form 6642VT
• Timofier model plugin, fixed time
assembly.
• The timofier provides purge time and
ignition trial time. The ignition trial time is
deducted from the motor time cycle
(1/2, 1, 1-1/4, 2, 3, 4, and 6 minutes
available for manual and automatic
models; 10 minutes for manual model
only) to purge the time.
• Standard ignition trial time is 15 seconds.
Also available in 10-second and 5-second
trial time.
• Specify both purge and ignition times.
• Purge time shall allow system to have a
minimum of four fresh air changes.
Form 6642VBL
• Combines features of Breaker and Load
relay models described above.
• Form 6642VBLNR – Automatic only and
Non-relight.
Form 6642VBT
• Combines features of Breaker and
Timofier models described above.
• Form 6642VBTNR – Automatic only and
Non-relight.
Form 6642VLT
• Combines features of Load relay
and Timofier models described above.
Form 6642VBLT
• Combines features of Breaker, Load relay,
and Timofier models described above.
• Form 6642VBLTNR – Automatic only and
Non-relight.
Form 6642FF
• Full Feature Combustion Safeguard
including:
• Proof of Closure
• Proof of High Fire Purge
• Purge Timing (In 15 sec. increments,
7 min. 45 sec. max)
• Proof of Low Fire Start
• Ignition Trial Timing (Pilot) 10 sec.
• Pilot Interrupt Timing
(Main burner ignition trial) 10 or 15 sec.
• Alarm output if the safety interlocks
(limit switches) or flame failure
causes shutdown.
• Relay contacts available to drive actuator
to high fire for purge, low fire for
ignition trial, and control when main
burner is proven.
• Eight status lights
Printable Literature
Protectofier 6642 Brochure
Form 6642VA
Form 6642VB
Form 6642VBNR
Form 6642VL
Form 6642VT
Form 6642VBL
Form 6642VBLNR
Form 6642VBT
Form 6642VBTNR
Form 6642VLT
Form 6642VBLT
Form 6642VBLTNR
Form 6642FF
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