Modbus register – Hach-Lange NH4D sc Ammonium Sensor User Manual
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Modbus Register
NH4 CONC 1
40079
Float
2
R
0/2576
NH4 mV CONC 1
40081
Float
2
R
–250/400
NH4 mV drift
CONC 1
40083
Float
2
R
–500/500
K+ CONC 1
40085
Float
2
R
0/2000
K+ mV CONC 1
40087
Float
2
R
–300/400
K+ mV drift CONC 1
40089
Float
2
R
–500/500
TEMP CONC 1
40091
Float
2
R
0/45
DATE 2
40093
Time2
2
R
NH4 N CONC 2
40095
Float
2
R
0/2000
NH4 CONC 2
40097
Float
2
R
0/2576
NH4 mV CONC 2
40099
Float
2
R
–250/400
NH4 mV drift
CONC 2
40101
Float
2
R
–500/500
K+ CONC 2
40103
Float
2
R
0/2000
K+ mV CONC 2
40105
Float
2
R
–300/400
K+ mV drift CONC 2
40107
Float
2
R
–500/500
TEMP CONC 2
40109
Float
2
R
0/45
OFFSET BY
AMMON
40111
Float
2
R
–70/50
SLOPE AMMON
40113
Float
2
R
20/150
OFFSET BY
POTASS
40115
Float
2
R
–150/50
SLOPE POTASS
40117
Float
2
R
20/100
NH4NmV
40129
Float
2
R
–2500/2500
AmmonMeasmV
40131
Float
2
R
–5000/5000
AmmonmVDrift
40133
Float
2
R
–5000/5000
Drift in mg/l 5sec
Ammon Noise
40135
Float
2
R
–100/500
Noise in 10 seconds
K+mV
40137
Float
2
R
–5000/5000
Signal K+
PotassMeasmV
40139
Float
2
R
–5000/5000
Potass Drift mg/l
40141
Float
2
R
–5000/5000
Drift in mg/l 5sec
Potass Noise
40143
Float
2
R
–100/+500
Noise in 10 seconds
pHDmV
40145
Float
2
R
–5000/5000
Table 4 Sensor Modbus Register (continued)
Tag Name
Register #
Data Type
Length
R/W
Discrete
Range
Min/Max
Range
Description