Modbus Configuration - KAM Simple Precision CHA User Manual

M O D B U S C O N F I G U R AT I O N
MODBUS SETTINGS AND REGISTERS
Recommendations for CHA Modbus TCP Client devices:
Enable serial port FIFO. Add a delay between Modbus TCP request of at least 500ms.
SETTINGS
MODE
BAUD RATE
DATA BITS
STOP BITS
PARITY
SLAVE ID
OFFSET
Register No
40100
40101
40102
40103
40104
40105
40106
40107
40108
40109
40110
40111
40113
40115
40117
40119
40121
40123
40125
40127
40129
40131
40133
CHAMANUAL 0917
RTU
9600
8
1
None
1
0
CHA Holding Modbus Registers
Type
16 bit integer
16 bit integer
16 bit integer
16 bit integer
16 bit integer
16 bit integer
16 bit integer
16 bit integer
16 bit integer
16 bit integer
16 bit integer
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
32 bit Float
17
Description
Amplifier gain
Blue LED raw signal from probe
Green LED raw signal from probe
Yellow LED raw signal from probe
Red LED raw signal from probe
IR LED raw signal from probe
Blue LED signal from reference fiber
Green LED signal from reference fiber
Yellow LED signal from reference fiber
Red LED signal from reference fiber
IR LED signal from reference fiber
Blue LED signal transmission percent
Green LED signal transmission percent
Yellow LED signal transmission percent
Red LED signal transmission percent
IR LED signal transmission percent
X color coordinate
Y color coordinate
Z color coordinate
Haze output signal 0-100
ASTM 1500 color signal .5 to 8
Saybolt color signal 30 to -16
PT-Cobalt color signal 0-500
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