Table of Contents
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1.
GENERAL WARNING ................................................................................. 3
1.1
PRODUCT DISPOSAL WEE ................................................................................................ 4
1.2
PRODUCT NOTICE ............................................................................................................. 4
1.3
TECHNICIAN USE ONLY ..................................................................................................... 4
2.
GENERAL INFORMATION ......................................................................... 5
2.1
TYPICAL USE ...................................................................................................................... 6
3.
GENERAL INSTALLATION GUIDELINES ................................................. 6
3.1
MAIN RECCOMANDATIONS: .............................................................................................. 6
3.2
PLACEMENT ....................................................................................................................... 7
3.2.1 MACHINERY ROOMS .......................................................................................................... 7
3.2.1.1 POSITIONING HEIGHT .......................................................................................... 8
3.2.2 REFRIGERANT SPACES .................................................................................................... 8
3.2.3 CHILLERS ............................................................................................................................ 8
3.2.5 REMOTE SENSOR HEAD INSTALLATION .......................................................................... 9
4.
INSTALLATION ......................................................................................... 10
4.1
WIRING AND SETTINGS ....................................................................................................12
4.2
OPERATION AND STABILIZATION ....................................................................................12
4.3
CONFIGURATION ..............................................................................................................13
4.4
ADJUSTING THE ALARM SET POINT ................................................................................13
4.5
CALIBRATION ....................................................................................................................14
4.6
HOUSING DIMENSIONS ....................................................................................................15
5.
TROUBLESHOOTING .............................................................................. 16
6.
MODBUS COMMUNICATION .................................................................. 16
6.1
COMMUNICATION SETTINGS ...........................................................................................16
6.2
WIRING AND ADDRESSING ..............................................................................................17
6.3
BAUD RATE ........................................................................................................................18
6.4
ANALOG INPUT REGISTERS .............................................................................................18
6.5
ANALOG OUTPUT HOLDING REGISTERS ........................................................................20
6.6
INPUT STATUS FLAGS ......................................................................................................21
6.7
OUTPUT STATUS FLAGS ..................................................................................................22
7.
MODBUS FLOW CHARTS ....................................................................... 22
8.
TECHNICAL SPECIFICATIONS ............................................................... 27
1592038710 Gas Leak Detector Modbus GB 01.12.2016
INDEX
VRF/VRV) ................................................................. 9
GDS41M-GDS66M-GDI41M-GDI66M
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