Table 8-27: Troubleshooting
(continued)
Symptom Possible causes Corrective action
2. Configuration error 2. BLOCK_ERR will show the
configuration error bit set. The
following are parameters that
must be set before the block is
allowed out of OOS:
a. BYPASS must be off or on and
cannot be left at the inital value of
0.
b. OUT_HI_LIM must be less than
or equal to OUT_LO_LIM.
c. SP_HI_LIM must be less than or
equal to SP_LO_LIM.
3. Resource block 3. The actual mode of the resource
block is OOS. See Resource block
diagnostics for corrective action.
4. Schedule 4. Block is not scheduled and
therefore cannot execute to go to
Target mode. Schedule the block to
execute.
Mode will not leave IMAN. Back calculation BKCAL_IN
a. The link is not configured (the
status would show Not
connected). Configure the
BKCAL_IN link to the downstream
block.
b.The downstream block is sending
back a Quality of Bad or a Status of
Not Invited. See the
appropriate downstream block
diagnostics for corrective action.
Mode will not change to AUTO. 1. Target mode not set 1. Set target mode to something
other than OOS.
2. Input 2. IN
a. The link is not configured (the
status would show Not
connected). Configure the IN link
to the block.
b.The upstream block is sending
back a Quality of Bad or a Status of
Not Invited. See the
appropriate upstream block
diagnostics for corrective action.
Mode will not change to CAS. 1. Target mode not set. 1. Set target mode to something
other than OOS.
Manual FOUNDATION
™
Fieldbus
00809-0500-4880 December 2022
Rosemount OCX8800A 191
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