Honeywell UDC3200 manual Procedure for Accessing Accutune Error Codes, Aborting Accutune

Models: UDC3200

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4.5.6 Error Codes

Table 4-10 Procedure for Accessing Accutune Error Codes

Step

Operation

Press

Result

1Select Accutune

Set-up Group

2Go to Error Code

Prompt

Setup

Function

Upper Display = SETUP

Lower Display = ACCUTUNE

Upper Display = (an error code)

Lower Display = AT ERROR

Table 4-11lists all the error codes, definitions, and fixes.

Table 4-11 Accutune Error Codes

Error Code

 

(Upper Display)

Definition

RUNNING

ACCUTUNE RUNNING

NONE

NO ERRORS OCCURRED

 

DURING LAST ACCUTUNE

 

PROCEDURE

ID FAIL

PROCESS IDENTIFICATION

 

FAILURE

 

Autotune has aborted

 

because an illegal value of

 

GAIN, RATE, or reset was

 

calculated.

ABORT

CURRENT ACCUTUNE

 

PROCESS ABORTED

 

caused by the following

 

conditions:

 

a. Operator changed to

 

Manual mode

 

b. Digital Input detected

 

c. In Heat region of output

 

and a Cool output calculated

 

or vice versa.

SP2

LSP2 not enabled or LSP1 or

 

LSP2 not in use (only applies

 

to Duplex Tuning)

Fix

The Accutune process is still active (Read Only)

None

Illegal Values

– try Accutune again.

untunable process -- contact local application engineer.

Try Accutune again

Enable LSP2 and configure the desired LSP1 and LSP2 setpoints.

Aborting Accutune

To abort Accutune and return to the last previous operation (SP or output level), press MAN-AUTOkey to abort the Accutune process or increment from the “DO SLOW” or “DO FAST” prompt to the “TUNE OFF” prompt.

Completing Accutune

When Accutune is complete, the calculated tuning parameters are stored in their proper memory location and can be viewed in the TUNING Set up Group, and the

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UDC3200 Universal Digital Controller Operator Manual

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Honeywell UDC3200 manual Procedure for Accessing Accutune Error Codes, Aborting Accutune, Completing Accutune