Hach-Lange FP 360 sc User Manual - Manual (Page 33)

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Appendix A Modbus register
Table 1 Sensor Modbus registers
Register# Data type Length R/W Description
40001 Unsigned integer 1 R Reserved
40002 Float 2 R Measurement value as PAH, unit PPB
40004 Float 2 R Measurement value as PAH, unit PPM
40006 Float 2 R Measurement value as OIL, unit PPB
40008 Float 2 R Measurement value as OIL, unit PPM
40016 String 6 R Serial number
40022 String 8 R/W Name of location
40030 Unsigned integer 1 R/W Choose the parameter, 47=PAH, 48=OIL
40031 Unsigned integer 1 R/W
Measurement units 
38=ppb, 39= g/L, 2=ppm, 0=mg/L
40040 Float 2 R/W Offset for calibration
40042 Float 2 R/W Factor for calibration
40050 Unsigned integer 1 R/W Logging interval from 5 sec to 1800 sec
40051 Unsigned integer 1 R/W Measuring interval from 1 sec to 300 sec
40052 Unsigned integer 1 R/W
Amplification for the low/high range probe,
0=AUTO,

1= 0.01 to 50/500 PPB, 
2= 0.01 to 500/5000 PPB
40055 Unsigned integer 1 R/W Set output mode for calibration
40056 Unsigned integer 1 R/W Set output mode for service
40057 Float 2 R Version of application file
40059 Float 2 R The entry is for the application file
40061 Float 2 R Version of the probe
40063 Unsigned integer 1 R The entry is for the device driver file
40064 Unsigned integer 1 R The entry is for the device driver file
40065 Unsigned integer 1 R The entry is for the device driver file
40066 Integer 1 R
Days left until exchanging lamp, 
negative values show that exchange is overdue
40067 Integer 1 R
Days left until maintenance, 
negative values show that service is overdue
40068 Unsigned integer 2 R Operating hours of analyzer