Руководство по эксплуатации Honeywell R7848

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R7824, R7847, R7848, R7849,R7851,R7861,
R7886 Amplifiers for
7800 SERIES Relay Modules
PRODUCT DATA
The R7851C Dynamic Self-Check Optical Flame Amplifier is a

solid state plug-in amplifier that responds to ultraviolet signals
from C7961E Dynamic Shutter-Check ultraviolet flame detectors
to indicate the presence of flame when used with 7800 SERIES
Relay Modules.
The R7861A Self-Check Ultraviolet Flame Amplifier is a solid
state plug-in amplifier that responds to an ultraviolet signal from

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R7824, R7847, R7848, R7849,R7851,R7861, R7886 AMPLIFIERS FOR 7800 SERIES RELAY MODULES SPECIFICATIONS Factory Mutual Approved: Report J.I.1V9A0.AF. (R7851C Models: Pending.) Flame Detection Systems (see Table 2): Industrial Risk Insurers: Acceptable Rectification: R7824C for use with C7024E,F Solid State Ultraviolet Detectors. Table 1. Relay Module Flame Failure R7847A for use with flame rods, rectifying photocells or Response Time (FFRT). C7012A,C Solid State Ultraviolet Detectors. R7847B f

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R7824, R7847, R7848, R7849,R7851,R7861, R7886 AMPLIFIERS FOR 7800 SERIES RELAY MODULES Table 2. Flame Detection Systems. Plug-in Flame Signal Amplifiers Applicable Flame Detectors Flame Failure Response a Type Color Self-Checking Model Time (sec) Fuel Type Models b,c, i Rectification Green Dymanic Self- 3 Gas, oil, Ultraviolet (Purple C7024E,F R7824C Check coal Peeper®) h No 0.8/1 or 2/3 Gas Rectifying Flame Rod C7004, C7007, C7011 R7847A j Complete Assemblies: Holders C7008, C7009, Q179 h

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R7824, R7847, R7848, R7849,R7851,R7861, R7886 AMPLIFIERS FOR 7800 SERIES RELAY MODULES 1. Align the amplifier circuit board edge connector with the keyed receptacle on the 7800 SERIES Relay Module. CAUTION Be sure the amplifier nameplate faces away from the Equipment Damage Hazard. Relay Module. Incorrect combination of relay module, amplifier 2. Push in the amplifier until the circuit board is fully and flame detector can cause equipment damage. inserted into the receptacle and then push

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R7824, R7847, R7848, R7849,R7851,R7861, R7886 AMPLIFIERS FOR 7800 SERIES RELAY MODULES C7076A,D ULTRAVIOLET DETECTOR PHOTOCELL FLAME ROD X F X F REMOTE SENSOR X G X G 6 F 7 EARTH 3b 3a 2b GROUND 5 G 8 2a INFRARED (C7015) 4 SHUTTER L1 1 C7076A WHITE F OR C7076D 3 SHUTTER L2 2 BROWN G TERMINAL BLOCK L1 (HOT) 3 ULTRAVIOLET (C7027/C7035/C7044) L2 (COMMON) BLUE F 7800 SERIES 1 WHITE G F G L2 5 22 OPTICAL C7927A F BLUE SOLID STATE SELF-CHECKING 1 WHITE ULTRAVIOLET (C7012E,F) G SOLID STATE ULTRAVIOLE

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R7824, R7847, R7848, R7849,R7851,R7861, R7886 AMPLIFIERS FOR 7800 SERIES RELAY MODULES 3. Disconnect power supply before making wiring connections to prevent electrical shock and equipment CAUTION damage. Equipment Damage Hazard. 4. All wiring must comply with appropriate electrical codes, Improper wiring can destroy ultraviolet sensing ordinances and regulations including NEC Class 1 (Line tube. Voltage) wiring where required. Carefully follow polarity sensitive wiring instructions for 5

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Table 3. Flame signal. Minimum Acceptable a Flame Detector Flame Signal Amplifier Steady dc Voltage Maximum Expected dc Voltage b Flame Rod Photocell 1.25 Vdc 5.0 Vdc at Keyboard Display Module R7847A,B c or on volt-ohmmeter. C7012A,C c d,e C7012E,F R7847C b C7015A R7848A,B d,e C7024E,F R7824C b C7027A R7849A,B C7035A C7044A b C7927 R7851B C7935 C7915 C7962 d C7061A R7861A d C7076A,D R7886A d C7961E R7851C a This minimum or stronger signal can be easily obtained if the detector is correctly in

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Automation and Control Solutions Honeywell International Honeywell Europe S.A. Honeywell Latin American Honeywell Honeywell Limited-Honeywell Limitée Control Products 3 Avenue du Bourget Region 1985 Douglas Drive North 35 Dynamic Drive Honeywell Building 1140 Brussels 480 Sawgrass Corporate Parkway Golden Valley, MN 55422 Scarborough, Ontario 17 Changi Business Park Central 1 Belgium Suite 200 M1V 4Z9 Singapore 486073 Sunrise FL 33325 Printed in U.S.A. on recycled 65-0109—8 G.R. Re