Honeywell UDC 3300 사용자 설명서
256
UDC 3300 Controller Product Manual
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Procedure #4
Table 9-11 explains how to troubleshoot Time Proportional Output
failure.
failure.
Table 9-11
Troubleshooting Time Proportional Output Failure
Step
What to do
How to do it
1
Make sure the controller is
configured for Time Proportional
output.
configured for Time Proportional
output.
Make Output Algorithm Set Up group
function prompt OUT ALG = TIME or
TIME D or function prompt OUT2 ALG
= TIME.
function prompt OUT ALG = TIME or
TIME D or function prompt OUT2 ALG
= TIME.
Refer to Section 3 - Configuration.
2
Check the field wiring.
Make sure the NO or NC contact
wiring is correct at the rear terminals.
wiring is correct at the rear terminals.
Refer to Section 2 - Installation for
details.
details.
3
Make sure all the configurable
tuning constants, limits, and
configuration data stored in the
controller are correct. Reconfigure,
if necessary.
tuning constants, limits, and
configuration data stored in the
controller are correct. Reconfigure,
if necessary.
Refer to Section 3- Configuration to
check all this data and how to
reconfigure.
check all this data and how to
reconfigure.
4
Check the output.
Put the controller into Manual mode.
Vary the output above and below the
present value. Observe OUT indicator
on the operator interface.
Vary the output above and below the
present value. Observe OUT indicator
on the operator interface.
5
Change MCU/Output board.
Refer to Table 9-23.