Bender ISOMETER isoCHA425HV Manual page 36

Data access via RS-485 interface
5.3.1.4 R&U = Range and unit
Bit
Unit
Range of validity
• Bits 0 to 4: coding for the unit
• Bits 6 and 7: validity range of a value
• Bit 5: reserved
The complete byte is calculated from the sum of the unit and the range of validity.
36 isoCHA425HV_D00404_04_M_XXEN/10.2023
7 6 5
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
0 0 X
0 1 X
1 0 X
1 1 X
4 3 2
0 0 0
0 0 0
0 0 0
0 0 0
0 0 1
0 0 1
0 0 1
0 0 1
0 1 0
0 1 0
0 1 0
0 1 0
0 1 1
0 1 1
0 1 1
0 1 1
1 0 0
X X X
X X X
X X X
X X X
1 0 Meaning
0 0 Invalid (init)
0 1 No unit
1 0
1 1
0 0
0 1
1 0
1 1
0 0
0 1
1 0
1 1
0 0 Second
0 1 Minute
1 0
1 1
0 0 Month
X X Actual value
X X The actual
value is lower
X X The actual
value is higher
X X Invalid value
A
V
%
Hz
Baud
F
H
°C
°F
Hour
Day