Procedure #4

Table 9-11 explains how to troubleshoot Time Proportional Output failure.

Table 9-11 Troubleshooting Time Proportional Output Failure

Step

What to do

How to do it

 

 

1

2

3

4

5

Make sure the controller is configured for Time Proportional output.

Check the field wiring.

Make sure all the configurable tuning constants, limits, and configuration data stored in the controller are correct. Reconfigure, if necessary.

Check the output.

Change MCU/Output board.

Make Output Algorithm Set Up group function prompt OUT ALG = TIME or TIME D or function prompt OUT2 ALG = TIME.

Refer to Section 3 - Configuration.

Make sure the NO or NC contact wiring is correct at the rear terminals.

Refer to Section 2 - Installation for details.

Refer to Section 3- Configuration to check all this data and how to reconfigure.

Put the controller into Manual mode. Vary the output above and below the present value. Observe OUT indicator on the operator interface.

Refer to Table 9-23.

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Honeywell UDC 3300 manual Procedure #4