Table of Contents
Service and Troubleshooting
October 2017
6.6
Analog Input (AI) function block
Table 6-11 lists conditions reported in the BLOCK_ERR parameter. Conditions in bold type are available
for the Analog Input block. Conditions in italics are inactive for the AI block and are given here only for
your reference.
A block alarm will be generated whenever the BLOCK_ERR has an error bit set. The types of block error
for the AI block are defined below in bold type.
Table 6-11. BLOCK_ERR Conditions
Condition Number
128
Condition Name and Description
0
Other
1
Block Configuration Error: the selected channel carries a measurement that is
incompatible with the engineering units selected in XD_SCALE, the L_TYPE
parameter is not configured, or CHANNEL = zero.
2
Link Configuration Error
3
Simulate Active: Simulation is enabled and the block is using a simulated value in
its execution.
4
Local Override
5
Device Fault State Set
6
Device Needs Maintenance Soon
7
Input Failure/Process Variable has Bad Status: The hardware is bad, or a bad
status is being simulated.
8
Output Failure: The output is bad based primarily upon a bad input.
9
Memory Failure
10
Lost Static Data
11
Lost NV Data
12
Readback Check Failed
13
Device Needs Maintenance Now
14
Power Up
15
Out of Service: The actual mode is out of service.
Reference Manual
00809-0100-2240, Rev DA
Service and Troubleshooting
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