Honeywell UDC2500 Product Manual page 190

Troubleshooting/Service
Contact your Honeywell Representative to place an order. Please have a
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company purchase order number available before you call. The order entry
person will ask for the following information:
With this information, a new code number set will be generated for your
instrument.
12 When you have the new code number set, repeat steps 1 to 6.
13 Press the FUNCTION Key. The instrument will now display "XXXX"
"ENTER1", where XXXX is a unique code number for this particular
instrument. Using the
14 Press the FUNCTION Key. The instrument will now display "XXXX"
"ENTER2". Using the
15 Press the FUNCTION Key. The instrument will now display "XXXX"
"ENTER3". Using the
16 Press the FUNCTION Key. The instrument will process the new code
numbers and add the new software feature. If the code numbers were
entered incorrectly, the controller will go into Manual Mode and flash the
message "FAILSAFE" on the lower display. Repeat steps 12 through 16.
When the instrument finishes the operation, it automatically resets itself and
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restarts in the product mode. The instrument configuration now includes
the added software feature(s).
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1. Software Upgrade Part Number you require:
Dual Display with Auto/Manual – 50004634-501, or
Set Point Programming (includes Dual Display and Auto/Manual) –
50004634-502
2. Model Number of your instrument(s)
3. Serial Number of your instrument(s)
4. Code Numbers 1, 2 and 3 from your instrument(s)
5. Purchase order number.
UDC2500 Universal Digital Controller Product Manual
and keys, enter the new Code 1 number.
and keys, enter the new Code 2 number.
and keys, enter the new Code 3 number.
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