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APPENDIX A-7: MODBUS Register Map T200H/M and 200EH/EM Menu Trees (05147H DCN6512)
A-40
MODBUS
Register Address
(decimal,
0-based)
Description
10
Units
5 Reaction cell temperature warning
6 Sample flow warning
7 Ozone flow warning
8 Reaction cell pressure warning
9 HVPS warning
10 System reset warning
11 Rear board communication warning
12 Relay board communication warning
13 Front panel communication warning
14 Analog calibration warning
15 Dynamic zero warning
16 Dynamic span warning
17 Invalid concentration
18 In zero calibration mode
19 In span calibration mode
20 In multi-point calibration mode
21 System is OK (same meaning as SYSTEM_OK I/O signal)
22 Ozone generator warning
23 IZS temperature warning
24
8
In low span calibration mode
25
7
NO concentration alarm limit #1 exceeded
26
7
NO concentration alarm limit #2 exceeded
27
7
NO
2
concentration alarm limit #1 exceeded
28
7
NO
2
concentration alarm limit #2 exceeded
29
7
NO
X
concentration alarm limit #1 exceeded
30
7
NO
X
concentration alarm limit #2 exceeded
200
5
Calibrating O
2
gas
201
5
O
2
sensor cell temperature warning
202
5+7
O
2
concentration alarm limit #1 exceeded
203
5+7
O
2
concentration alarm limit #2 exceeded
300
6
Calibrating CO
2
gas
301
6
CO
2
sensor cell temperature warning
302
6+7
CO
2
concentration alarm limit #1 exceeded
303
6+7
CO
2
concentration alarm limit #2 exceeded
07270B DCN6512