Input/Output Data - Hach ORBISPHERE 410 User Manual

9.2.2 Input/Output data

The main board:
Writes the latest measurement data to the Profibus Input Buffer.
•
Checks if a command written by the Profibus Master must be executed (Profibus Output
•
Buffer). If a command is to be executed, the instrument executes it and writes the result
(status, data, etc.) in the Profibus Input Buffer.
All numbers are coded in "Big Endian" format, and float values are coded according to IEEE
Standards. The field types "Byte" and "Double Word" are unsigned.
Measurements
Measurements are formatted in the Profibus Input Buffer as follows:
Barometric pressure
Barometric pressure unit
Channel 1 gas concentration
Channel 1 gas unit
Channel 1 temperature
Channel 1 temperature unit
Channel 1 external pressure
Channel 1 external pressure unit
Channel 1 events
Channel 1 measurement index
Name
Communication Menu
Type
Input float
Input byte
Input float
Input byte
Input float
Input byte
Input float
Input byte
Input double word
Input double word
Size Offset
32 bits 0
8 bits 4
32 bits 5
8 bits 9
32 bits 10
8 bits 14
32 bits 15
8 bits 19
32 bits 20
32 bits 24
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