Detcon 971-071170-LRY User Manual

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Detcon Model 971-071170-LRY
Gas Detection System
Operator's Instruction Manual
December 1, 2001 Document #2584 Rev 1.0
Detcon Model 971-071170-LRY gas detection system consists of 2 major assemblies:
1. The NEMA 7 explosion proof sample draw enclosure.
2. The remote mount gas sensor assembly.
The NEMA 7 explosion proof sample draw enclosure is detailed in section 1 of this manual. The remote
mount gas sensor assembly is detailed in the attached sensor manual.
detcon inc.
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100
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CAL PORT
SET
FLOW
SAMPLE
PORT
detcon inc.
HOUSTON, TEXAS
SAMPLE DRAW
GAS DETECTION SYSTEM
ON/OFF
FLOW FAULT
POWER
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Summary of Contents

Page 1 - Detcon Model 971-071170-LRY

Detcon Model 971-071170-LRYGas Detection SystemOperator's Instruction ManualDecember 1, 2001 Document #2584 Rev 1.0Detcon Model 971-071170-LRY g

Page 2 - Depth 9 1/2"

1.0 DESCRIPTIONThe Detcon Model 971-071170-LRY is a 117VAC powered gas detection system that provides a remote gassample to an independent sensor ass

Page 3 - Vent Port

2. Install a length of tubing from the desired sample point to the sample port as shown below. Sample draw tub-ing should be either teflon or stainle

Page 4 - 1.2 START UP

7. If applicable, connect alarm devices. Discreet alarm relay contacts are provided for three alarms: Fault,Low and High. The contacts consist of com

Page 5 - 1.4 CALIBRATION

If the air flow falls below a user definable predetermined set point the following will occur: the flowfault/liquid level alarm relays will energize;

Page 6 - Calibration

1.5 SPARE PARTSPart# Description3254 & 3254-BT2 Power switch (need both parts)2831-G Power indicator lamp2831-R Flow fault indicator lamp500-0193

Page 7

1.7 FLOW DIAGRAMDetcon Model 971-071170-LRY Gas Detection System PG.7CALFlowMeterSet500-1000ml/mVENTSENSORSample InP1 P2PUMPFlowSwitchMoisture Filte

Page 8 - 1.8 WIRING DIAGRAM

1.8 WIRING DIAGRAMShipping address: 2408 Timberloch Place, Bldg. D-1, The Woodlands, Texas 77380Mailing address: P.O. Box 8067, The Woodlands, Texas 7

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