Appendix A-7: Modbus Register Map - Teledyne T300 Operation Manual

Teledyne API - T300/T300M and M300E/EM PN 04906H (DCN5840)

APPENDIX A-7: MODBUS Register Map

MODBUS
Register Address
(dec., 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
06864B DCN6314
Table A-8: Terminal Key Assignments
TERMINAL KEY ASSIGNMENTS
ESC
CR (ENTER)
Ctrl-C
COMPUTER MODE KEY ASSIGNMENTS
LF (line feed)
Ctrl-T
Table A-9: MODBUS Register Map
Description
MODBUS Floating Point Input Registers
Detector measure reading
Detector reference reading
M/R ratio.
Slope for range #1
Slope for range #2
Offset for range #1
Offset for range #2
Concentration for range #1 during zero/span calibration, just before
computing new slope and offset
Concentration for range #2 during zero/span calibration, just before
computing new slope and offset
Concentration for range #1
Concentration for range #2
Concentration stability
Bench temperature
Bench temperature control duty cycle
Wheel temperature
Wheel temperature control duty cycle
Sample temperature
Sample pressure
Internal box temperature
Photometer detector temperature drive
Abort line
Execute command
Switch to computer mode
Execute command
Switch to terminal mode
APPENDIX A-7: MODBUS Register Map
Units
mV
mV
none
none
none
none
none
PPM
PPM
PPM
PPM
PPM
C
Fraction
(0.0 = off,
1.0 = on full)
C
Fraction
(0.0 = off,
1.0 = on full)
C
"Hg
C
mV
A-35