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PRODUCT DATA

65-0277-03

C7962B

Visible Light Flame Detector

APPLICATION

The C7962B Visible Light Flame Detector detects the visible 

light emitted by fuel oil combustion flames. The C7962B 

Detector is used with Honeywell 7800 SERIES Flame 

Safeguard controls to provide fuel oil flame supervision in 

commercial and industrial burners.

FEATURES

• Used with 7800 SERIES Flame Safeguard controls with 

R7851B Flame Amplifier.

• Has an integral collar threaded (internal 1/2-14 NPSM) 

for mounting on 1/2 inch sight pipe.

• Has 1/2-in. spud (1/2-14 internal thread) for electrical 

conduit wiring.

• Conduit clamp provided for flexible conduit wiring.

Contents

Application ........................................................................

1

Features ...........................................................................

1

Specifications ...................................................................

2

Installation ........................................................................

2

Ordering Information  ........................................................

2

Adjustments and Checkout  ..............................................

6

Troubleshooting ................................................................

6

Maintenance .....................................................................

7

Содержание C7962B

Страница 1: ...ervision in commercial and industrial burners FEATURES Used with 7800 SERIES Flame Safeguard controls with R7851B Flame Amplifier Has an integral collar threaded internal 1 2 14 NPSM for mounting on 1 2 inch sight pipe Has 1 2 in spud 1 2 14 internal thread for electrical conduit wiring Conduit clamp provided for flexible conduit wiring Contents Application 1 Features 1 Specifications 2 Installati...

Страница 2: ...5 psi Mounting Collar with 1 2 14NPSM internal thread for mounting on a 1 2 inch sight pipe Dimensions See Fig 1 Accessory 32007439 001 Mounting Bracket and screws Included with C7962B1010 118367A Swivel Mount 130413 Conduit Clamp included Approvals Underwriters Laboratories Inc listed File No MP268 Vol 30 31 Canadian Standards Association CSA 95329 Fig 1 C7962B Visible Light Flame Detector dimens...

Страница 3: ...le of the pipe must be determined at the time and place of installation Generally it is desirable to have the sight pipe tilting downward to prevent soot or dirt buildup If a C7962B is to be used for a blast tube installation its location should be determined by the burner manufacturer Contact the manufacturer before making any modifications to the installation Prepare Hole in Wall of Combustion C...

Страница 4: ...eat above 165 F 74 C up to 266 F 130 C screw a 136733 Heat Block order separately onto the sight pipe before mounting the detector Fig 4 Mounting dimensions of 136733 Heat Block in in mm REPLACING C7013 OR C7014 For locations shown in Fig 5 M20913 C7962B FLANGE GASKET BLACK IRON SIGHT PIPE COMBUSTION CHAMBER WALL ADD PIPE TEE PERFORATED NIPPLE OR OTHER SUITABLE DEVICE FOR VENTILATION IF REQUIRED 1...

Страница 5: ...erving the following considerations a Make required splices in a junction box b Use moisture resistant no 14 wire suitable for at least 167 F 75 C c For high temperature installation use Honeywell Specification no 32004766 003 or equivalent for the F leadwire This wire is rated up to 400 F 250 C for continuous duty It is tested for operation up to 20 kV and for breakdown up to 35 kV For the other ...

Страница 6: ...easure the flame signal at low and high firing rates and while modulating if applicable With the flame detector in its final position all flame signals must be steady with a voltage value as indicated for the device If the minimum signal cannot be obtained or is unstable refer to the Troubleshooting section Pilot Turndown Test If the detector is used to prove a pilot flame before the main fuel val...

Страница 7: ...in amplifier if the control has one 7 If you still cannot obtain a proper flame signal replace the C7962B Flame Detector IMPORTANT At the completion of troubleshooting be sure to per form the Adjustments and Checkouts MAINTENANCE Periodic Maintenance 1 Clean the viewing window and sight pipe if used when necessary Remove the detector and use a soft clean cloth to remove accumulated contaminants fr...

Страница 8: ...neywell Limited Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley MN 55422 Toronto Ontario M1V 4Z9 customer honeywell com C7962B VISIBLE LIGHT FLAME DETECTOR U S Registered Trademark 2009 Honeywell International Inc 65 0277 03 M S Rev 05 09 ...

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