Appendix A-7: Modbus Register Map - Teledyne T200H User Manual

T200H/M and 200EH/EM Menu Trees (05147J DCN7141)

APPENDIX A-7: MODBUS Register Map

MODBUS
Register Address
(decimal,
0-based)
(32-bit IEEE 754 format; read in high-word, low-word order; read-only)
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
07270D DCN7141
Description
MODBUS Floating Point Input Registers
Instantaneous PMT detector reading
NO slope for range #1
X
NO slope for range #2
X
NO slope for range #1
NO slope for range #2
NO offset for range #1
X
NO offset for range #2
X
NO offset for range #1
NO offset for range #2
NO concentration for range #1 during zero/span calibration, just
X
before computing new slope and offset
NO concentration for range #2 during zero/span calibration, just
X
before computing new slope and offset
NO concentration for range #1 during zero/span calibration, just
before computing new slope and offset
NO concentration for range #2 during zero/span calibration, just
before computing new slope and offset
NO concentration for range #1 during zero/span calibration, just
2
before computing new slope and offset
NO concentration for range #2 during zero/span calibration, just
2
before computing new slope and offset
NO concentration for range #1
X
NO concentration for range #2
X
NO concentration for range #1
NO concentration for range #2
NO concentration for range #1
2
NO concentration for range #2
2
Concentration stability
Auto zero offset (range de-normalized)
11
Pre React
Ozone flow rate
Reaction cell pressure
Reaction cell temperature
Manifold temperature
Converter efficiency factor for range #1
Converter efficiency factor for range #2
Converter temperature
PMT temperature
Sample flow rate
APPENDIX A-7: MODBUS Register Map
10
Units
mV
—
—
—
mV
mV
mV
mV
mV
PPB
PPB
PPB
PPB
PPB
PPB
PPB
PPB
PPB
PPB
PPB
PPB
PPB
mV
cc/m
"Hg
°C
°C
—
—
°C
°C
cc/m
A-25