Power-Up Tests; Status Tests; Table 7-2 Procedure For Displaying The Status Test Results - Honeywell UDC2300 Product Manual

Troubleshooting/Service

7.3 Power-up Tests

What happens at power-up
When the controller is powered-up, the
runs three tests.
Test failures
If any of these three tests fail, TEST will appear momentarily in the upper display, and a
message indicating which test failed will appear in the lower display. (see 7.4). Then
"DONE" will appear in the lower display.
7.4

Status Tests

Introduction
When required, the results of these tests can be checked to determine the reason the
controller has gone to Failsafe.
How to check the status tests
The procedure in Table 7-2 tells you how to display the results of the status tests.

Table 7-2 Procedure for Displaying the Status Test Results

Step Operation
Select
1
STATUS
Set Up Group
Read the test
2
results
56
UDC
Press
Upper Display = READ
SET UP
Lower Display = STATUS
FUNCTION You will see:
Upper Display = NO or YES YES indicates a failure
Lower Display = FAILSF
FUNCTION Upper Display = PASS or FAIL
Lower Display = TEST
UDC2300 Limit Controller Product Manual
2300 software to ensure memory integrity
Result
1/01