Honeywell C7035 Manual do Utilizador descarregar pdf

PRODUCT DATA

60- 2026- 11

® U.S. Registered Trademark

C7027A, C7035, C7044A, C7927A

Minipeeper® Ultraviolet Flame Detectors

APPLICATION

The C7027A, C7035A, C7044A and C7927A Minipeeper®

Ultraviolet Flame Detectors detect the ultraviolet radiation

emitted by combustion flames. The flame detectors are used

with Honeywell flame safeguard controls to provide flame

supervision for gas, oil, or combination gas-oil burners.

FEATURES

• C7027A, C7035A, and C7044A Flame Detectors are

used with RA890G devices or R7249A, R7290A,

R7749B and R7849A,B Amplifiers and the appropriate

Honeywell controls.

• C7044A may also be used with the following 50 Hz

Honeywell combustion controls/amplifiers:

— R4341/R7323

— R4343/R7323

— R4344/R7323

• C7027A has an integral collar threaded (internal

1/2-14 NPSM) for mounting on a one-half-inch sight

pipe.

• C7035A has an integral collar threaded (internal

1-11-1/2 NPSM) for mounting on a one-inch sight pipe.

• C7035A housing meets Underwriters Laboratories Inc.

requirements for rain tightness and complies with

NEMA enclosure standards, types 4 and 4X.

• C7044A mounts with a two screw bracket. The UV

sensor tube is enclosed in a stainless steel housing.

• C7044A has the capability of side or end viewing in

flame monitoring applications.

• Because of their compact size, the C7027A and

C7044A are particularly suitable for blast tube

mounting.

• Properly installed, the C7027A, C7035A and C7927 are

pressure rated for 5 psi.

• C7035A ultraviolet radiation sensor tube is field

replaceable.

• Two C7027A, C7035A or C7044A Flame Detectors can

be wired in parallel for difficult flame sighting

installations.

• C7927A is used with only the R7851B Flame Amplifier

and the 7800 SERIES controls.

• C7927A has an integral collar threaded (internal

1/2-14 NPSM) for mounting on a one-half inch sight

pipe.

C7027A

C7035A

C7044A

C7927A

Contents

Application ........................................................................ 1

Features ........................................................................... 1

Specifications ................................................................... 2

Ordering Information ........................................................ 2

Wiring (All Models—Fig. 10) ............................................. 8

Adjustments and Checkout .............................................. 9

Troubleshooting ................................................................ 12

Maintenance ..................................................................... 12

1 2 3 4 5 6 ... 11 12

Resumo do Conteúdo

Página 1 - C7027A, C7035, C7044A, C7927A

Página 2 - SPECIFICATIONS

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS60-2026—11 10Fig. 10. Measuring microamp flame signal.The R7749B and R7849A,B Amp

Página 3 - 3 60-2026—11

11 60-2026—11a Currently obsolete.Ignition Spark Response TestTest to be sure that ignition spark is not actuating the flame relay (usually 2K) or fla

Página 4 - INSTALLATION

60-2026—11 G.R. Rev. 07-01 www.honeywell.com/bbcHome and Building Control Home and Building ControlHoneywell Honeywell Limited-Honeywell Limitée1

Página 5 - By The UV Detector

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS60-2026—11 2ORDERING INFORMATIONWhen purchasing replacement and modernization pro

Página 6 - Sight Pipe Ventilation

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS3 60-2026—11C7035A Minipeeper® Ultraviolet Flame Detector:Flame Detection: End vi

Página 7 - Mount The Detector (Fig. 7)

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS60-2026—11 4Fig. 4. Installation dimensions of C7927A1016 (U.S.A. version) and C7

Página 8 - WIRING (ALL MODELS—FIG. 10)

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS5 60-2026—11WARNINGExplosion Hazard and Electrical Shock Hazard.Can cause serious

Página 9 - ADJUSTMENTS AND CHECKOUT

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS60-2026—11 6Mounting a C7027A, C7927 or C7035ALocate the Sight PipeThe location

Página 10 - Pilot Turndown Test

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS7 60-2026—11Swivel MountTo facilitate proper sighting of the flame, a swivel moun

Página 11 - Final Checkout

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS60-2026—11 8Fig. 8. Mounting C7044A Detector on blast tube.The C7044 is mounted i

Página 12 - MAINTENANCE

C7027A, C7035, C7044A, C7927A MINIPEEPER® ULTRAVIOLET FLAME DETECTORS9 60-2026—11g. The scanner wires should remain separated a minimum of two in. (51

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