Spirax Sarco BC3250 - Parameters and Register Data

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IM-P403-89 EMM Issue 8

Parameters and register data

1 (Identity)

Note: When the device is an IR slave and

there is a temporary error in the IR Master-

Slave comms, an offset of +32768 is added

to the identification value of that particular

slave stored in the master's database.

1 Process variable (PV) - TDS @ 25 °C

2 Set Point (SP)

3 µS / cm or ppm (general data)

4 Alarm 1

5 Range index

6 Probe factor

7 Temperature compensation ( °C or °F)

8 Purge time (seconds)

9 Clean duration (seconds)

The format of the register data is 16 bit integer, with the most significant byte transmitted

first.

Parameter

Byte 1

Device

Address

Byte 2

Function

Code

Byte 3

Exception

Code

Byte 4

CRC

(LSB)

Byte 5

CRC

(MSB)

Illegal

function

XX 83 01 XX XX

Illegal data

address

XX 83 02 XX XX

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