Table 7-9 Troubleshooting Current/Time Or Time/Current Proportional Output Failure - Honeywell UDC3200 Product Manual

Troubleshooting/Service
Procedure #5
Table 7-9 explains how to troubleshoot Current/Time or Time/Current Proportional
Output failure.
Table 7-9 Troubleshooting Current/Time or Time/Current Proportional
Step
1 Make sure the controller is configured
for Time/Current or Current/Time
Proportional output.
Check the field wiring.
2
Check the relay output.
3
4 Check the Current Proportional
Output.
Recalibrate the controller.
5
6 Change MCU and/or Current Output
boards.
164
Output Failure
What to do
UDC3200 Universal Digital Controller Product Manual
How to do it
Make Output Algorithm Set Up group function
prompt OUT ALG = TCUR or CURT.
Refer to Section 3 – Configuration.
Make sure the NO or NC contact wiring selection
is correct.
Refer to Section 2 - Installation for details.
Put the controller into Manual mode. Vary the
output above and below the present value.
Observe OUT1 indicator on the operator interface.
Listen for a click from the relay when the OUT1
indicator changes state.
Put the controller into Manual mode and change
the output from 0 % to 100 % (4-20 mA). Use a DC
milliammeter at the rear terminals to verify the
output.
Refer to Section 6 - Output Calibration for details.
Installation instructions supplied with new board.
12/04