Endress+Hauser Proline Promass E 500 PROFINET Operating Instructions Manual page 100

System integration
100
Totalizer module
The Totalizer module consists of the Totalizer Value, Totalizer Control and Totalizer Mode
submodules.
Totalizer Value submodule
Transmit transmitter value from the device to the automation system.
Totalizer modules cyclically transmit a selected totalizer value, along with the status, from
the measuring device to the automation system via the Totalizer Value submodule. The
totalizer value is depicted in the first four bytes in the form of a floating point number as
per the IEEE 754 standard. The fifth byte contains status information pertaining to the
totalizer value.
Selection: input variable
Slot Sub-slot
15...17 1
1) Only available with the Concentration application package
Data structure of input data (Totalizer Value submodule)
Byte 1 Byte 2
Measured value: floating point number (IEEE 754)
1) Status coding →  104
Totalizer Control submodule
Control the totalizer via the automation system.
Selection: control totalizer
Slot Sub-slot
15...17
2
Data structure of output data (Totalizer Control submodule)
Byte 1
Control variable
Totalizer Mode submodule
Configure the totalizer via the automation system.
Input variable
• Mass flow
• Volume flow
• Corrected volume flow
1)
• Target mass flow
1)
• Carrier mass flow
Byte 3 Byte 4
Value Control totalizer
0 Totalize
1 Reset + hold
2 Preset + hold
3 Reset + totalize
4 Preset + totalize
5 Hold
Proline Promass E 500 PROFINET
Byte 5
1)
Status
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