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44
COM/AWT540/PB–EN Rev. C
| Navigator 540 | Transmitter
B.8 Read-only 8 bits
B.9 Read-only strings
Modbus
address
Description
Notes
33000
Sensor 1 – Type
0 – Unrecognized
12 – Sodium
13 – Sodium two-stream
14 – Sodium three-stream
15, 18 and 19 – Low level
dissolved oxygen
16 – Hydrazine
17– Carbohydrazide
255 – No sensor fitted
33001
Sensor 1 –
Flow sensor fitted
0 – Disabled
1 – Enabled
33002
Sensor 1 –
Regeneration hardware fitted
0 – Disabled
1 – Enabled
33003
Sensor 2 – Type
0 – Unrecognized
12 – Sodium
13 – Sodium two-stream
14 – Sodium three-stream
15, 18 and 19 – Low level
dissolved oxygen
16 – Hydrazine
17– Carbohydrazide
255 – No sensor fitted
33004
Sensor 2 –
Flow sensor fitted
0 – Disabled
1 – Enabled
33005
Sensor 2 –
Regeneration hardware fitted
0 – Disabled
1 – Enabled
33006
Sensor 3 – Type
0 – Unrecognized
12 – Sodium
13 – Sodium two-stream
14 – Sodium three-stream
15, 18 and 19 – Low level
dissolved oxygen
16 – Hydrazine
17– Carbohydrazide
255 – No sensor fitted
33007
Sensor 3 –
Flow sensor fitted
0 – Disabled
1 – Enabled
33008
Sensor 3 –
Regeneration hardware fitted
0 – Disabled
1 – Enabled
33009
Sensor 4 – Type
0 – Unrecognized
12 – Sodium
13 – Sodium two-stream
14 – Sodium three-stream
15, 18 and 19 – Low level
dissolved oxygen
16 – Hydrazine
17– Carbohydrazide
255 – No sensor fitted
33010
Sensor 4 –
Flow sensor fitted
0 – Disabled
1 – Enabled
33011
Sensor 4 –
Regeneration hardware fitted
0 – Disabled
1 – Enabled
Table B.13: Sensor type and hardware options
Modbus address
Description
33012
Media card hardware version number
Table B.14: Media card version
Modbus address
Description
No. of
Bytes
34000
Transmitter software revision number
19
34019
Transmitter serial number
14
34033
Sensor 1 software revision number
19
34052
Sensor 1 serial number
14
34066
Sensor 2 software revision number
19
34085
Sensor 2 Serial number
14
34099
Sensor 3 software revision number
19
34118
Sensor 3 Serial number
14
34132
Sensor 4 software revision number
19
34151
Sensor 4 serial number
14
34165
Media card software version number
19
Table B.15: Serial numbers