DVC6000f Digital Valve Controllers
December 2009
4-142
Block Errors
Table 4-61 lists conditions reported in the
BLOCK_ERR [6] parameter. Conditions in italics are
inactive for the MAI block and are given here only for
your reference.
Table 4-61. BLOCK_ERR Conditions
Condition
Number
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 WRITE_CHECK = 0.
2 Link Configuration Error
3 Simulate Active
4 Local Override
5 Device Fault State
6 Device Needs Maintenance Soon
7
Input failure/process variable had Bad status - The
hardware is bad, or a bad status is being simulated
8 Output failure
9 Memory failure
10 Lost Static Data
11 Lost NV Data
12 Readback Check Failed
13 Device Needs Maintenance Now
14
Power Up − This condition exists after power up until the
MAI funciton executes for the first time.
15 Out of Service - The actual mode is Out of Service.
Troubleshooting
Refer to table 4-62 to troubleshoot any problem that
you encounter.
Table 4-62. Troubleshooting
Symptom Possible Causes Corrective Action
Mode will not leave
OOS
Target mode is not
set
Set target mode to
something other than OOS
Resource block
The actual mode of the
Resource block is OOS.
See Resource Block
Diagnostics for corrective
action.
Schedule
Block is not scheduled and
therefore cannot execute to
go to Target Mode.
Typically, BLOCK_ERR [6]
will show “Power-Up” for all
blocks that are not
scheduled. Schedule the
block to execute.
Block alarms will
not work
Features
FEATURES_SEL [18] in
the resource block does
not have Alerts enabled.
Enable the Alerts bit.
Notification
LIM_NOTIFY [32] in the
resource block is not high
enough. Set equal to
MAX_NOTIFY [31], also in
the resource block.
4
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