Bender ISOMETER isoCHA425HV Manual page 35
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Also See for ISOMETER isoCHA425HV:
- Manual (46 pages) ,
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- Quick start manual (13 pages)
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5.3.1.2
Float = Floating point value of the channels
Representation of the bit order for processing analogue measured values according to IEEE 754
Word
Byte
HiByte
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
S
E
E
E
E
E
exponent
M
mantissa
S
sign
5.3.1.3
AT&T = Alarm type and test type (internal/external)
Bit
7
Test
external
Alarm
X
type
X
0
X
X
X
X
X
Test
0
0
1
• Bits 0 to 2: coding for the alarm type
• Bits 3 to 5: reserved; value 0
• Bit 6 oder 7: set when an internal or external test is active
Other values are reserved. The complete byte is calculated from the sum of the alarm type and the test type.
0x00
LoByte
E
E
E
E
M
M
M
6
5
Test
Reserved Reserved Reserved Alarm
internal
X
X
X
X
0
X
X
X
X
X
X
X
X
X
X
X
0
X
1
X
0
X
M
M
M
M
M
M
M
4
3
2
X
X
0
X
X
0
X
X
0
X
X
0
X
X
1
X
X
1
X
X
1
X
X
1
X
X
X
X
X
X
X
X
X
isoCHA425HV_D00404_04_M_XXEN/10.2023
ISOMETER® isoCHA425HV
0x01
HiByte
9
8
7
6
M
M
M
M
M
M
M
1
0
Fault
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
X
X
X
X
X
X
LoByte
5
4
3
2
1
0
M
M
M
M
M
M
Meaning
No alarm
Prewarning
Device error
Reserved
Warning
Alarm
Reserved
Reserved
No test
Internal test
External test
35
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