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BLCDN-4M12S-4AO-V
9 Mapping and diagnostics
9.1 I/O- and Diagnostic Data mapping
INPUT
BYTE
Bit 7
Diag.
0
1
Ch 0
2
Ch 1
Bit 3
Bit 2
Module number reporting diagnostic data
Replace
N/A
Diag.
Reserved
station
active
Hardware
Reserved
Failure
Overflow /
Underflow
Reserved
3
Hardware
Failure
Reserved
Overflow /
Underflow
Reserved
Ch 2
4
Hardware
Failure
Reserved
Overflow /
Underflow
Reserved
Ch 3
5
Hardware
Failure
Reserved
Overflow /
Underflow
Reserved
OUTPUT
BYTE
Bit 7
Bit 6
Bit 3
Bit 2
Ch 0
0
1
2
3
4
5
6
7
AO 0 LSB
AO 0 MSB
AO 1 LSB
AO 1 MSB
AO 2 LSB
AO 2 MSB
AO 3 LSB
AO 3 MSB
Ch 1
Ch 2
Ch 3
Bit 6
Bit 5
Bit 5
Bit 4
Bit 4
Bit 1
Bit 0
Measuring
Range
Exceeded
Measuring
Range
Exceeded
Measuring
Range
Exceeded
Measuring
Range
Exceeded
Bit 1
Bit 0
9.2 4AO-V – Diagnostic messages
Edition • 2011-3-15
Diagnostic message
Measuring Range Exceeded CH x
Overflow / Underflow CH x
Hardware Failure CH x
13 / 32011
Meaning
The generation of this diagnostic message depends on the parameterised measurement range.
The generation of this diagnostic message depends on the parameterised measurement range.
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