Liquiline CM44x Modbus Guideline V1.0
Hauser
18
© Copyright Dez. 2011
Menu/Setup/Sampling Programs/Setup program/Advanced/Start condition
Modbus
Menu/Setup/Sampling Programs/Setup program/Advanced/Start signal
Modbus DO x
Menu/Setup/Sampling Programs/Setup program/Advanced/Stopp condition Modbus
Menu/Setup/Sampling Programs/Setup program/Advanced/Stopp signal
Modbus DO x
Menu/…/Advanced/Setup subprogram/Sampling modus
Modbus
Menu/…/Advanced/ Setup subprogram/Sampling signal
Modbus DO x
Menu/…/Advanced/ Setup subprogram/Bottle change
Modbus DO x
Menu/…/Advanced/ Setup subprogram/Change signal
Modbus DO x
Menu/…/Advanced/ Setup subprogram/Sub program activation
Modbus
Menu/…/Advanced/ Setup subprogram/Activation signal
Modbus DO x
5.5.
Process values
The process values start at register 40001 (Holding Register 0) or 30001 (Input Register 0). With the input register
you can access read-only process values. A write request is only possible to Holding Register.
Each process value is transmitted with unit and status. The status indicates the reliability of the process value.
5.5.1.
Units
To each process value is a unit assigned. The unit depends of the process value and is not changeable. An
exception is the unit of the temperature. This can be changed with the Holding Register 1016.
5.5.2.
Status
To each process value is a status assigned which indicates the reliability of the process value. The status can have
the following values:
HEX DEZ
Quality
Description
0
0
Good
The value is usable.
1
1
Uncertain
The value is possibly not accurate.
2
2
Bad
The value is not usable.
3
3
Not assigend
To the Modbus variable is no measurement value assigned.