Object 6132H: Ai Decimal Digits Pv - WIKA MH-4-CAN Special Documentation

4. The Object Dictionary

4.2.8 Object 6132h: AI Decimal Digits PV

This object describes the number of decimal digits for interpreting the process values.
Example 1:
Pressure range = 0..10 bar / decimal digits = 2 / physical unit = „bar"
■
→ A process value of 924 corresponds to 9.24 bar.
Example 2:
Temperature range = -40 ... 125°C / decimal digits = 1 / physical unit = „°C"
■
→ A process value of 284 corresponds to 28.4 °C.
Please note: depending on the settings of object 6132h (AI Decimal Digits PV), object
6131h (AI Physical Unit PV), scaling settings and the current value of object 7100h (AI
Input FV) the value for object 7130h might reach its maximum, although the measured
value is within the measurement range. In this case it is needed to switch to object
6130h (output as REAL32) or 9130h (output as INTEGER32).
Index
Parameter Name
Object Type
Sub-Index
Parameter Name
Object Type
Data Type
Access
Default Value
PDO Mapping
Sub-Index
Parameter Name
Object Type
Data Type
Access
PDO Mapping
Value Range
WIKA special documentation, model MH-4-CAN
6132h
AI Decimal Digits PV
ARRAY
0
Number of entries
VAR
UNSIGNED8
ro
2
No
1
AI Decimal Digits PV 1
VAR
UNSIGNED8
rw
No
0 - 5
EN
39