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T700, M700E Calibrator Manuals APPENDIX A-5: MODBUS Register Map (05623D DCN5839)
A-29
APPENDIX A-5: MODBUS Register Map
MODBUS
Register Address
(dec., 0-based)
Description Units
MODBUS Floating Point Input Registers
(32-bit IEEE 754 format; read in high-word, low-word order; read-only)
0 Actual cal. gas flow rate LPM
2 Actual diluent flow rate LPM
4 Photometer measured ozone concentration PPB
6 Ozone generator reference detector reading mV
8 Ozone generator flow rate LPM
10 Ozone generator lamp drive mV
12 Ozone generator lamp temperature °C
14 Cal. gas pressure PSIG
16 Diluent pressure PSIG
18 Regulator pressure PSIG
20 Internal box temperature °C
22 Permeation tube #1 temperature
3
°C
24 Permeation tube flow rate
3
LPM
26 Photometer detector measure reading mV
28 Photometer detector reference reading mV
30 Photometer sample flow rate LPM
32 Photometer lamp temperature °C
34 Photometer sample pressure Inches Hg
36 Photometer sample temperature °C
38 Photometer slope computed during zero/span bench calibration —
40 Photometer offset computed during zero/span bench calibration PPB
42 Ground reference mV
44 Precision 4.096 mV reference mV
46 Permeation tube #2 temperature
1
°C
48 Ozone Gen Fraction
2
—
06873B DCN6388