1592038710 Gas Leak Detector Modbus GB 01.12.2016
GDS41M-GDS66M-GDI41M-GDI66M 2/28
INDEX
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
3.2.4 AIR
CONDITIONING
(D
IRECT
S
YSTEM
VRF/VRV) ................................................................. 9
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
