A- 20 – Rockwell Automation 900-TC32 Digital Temperature Controllers, Series B User Manual

Page 393

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Publication 900-UM007D-EN-E - January 2011

Calibration

C-15

Figure C.27

5. When the M key is pressed, the status changes as shown in Figure C.28.

The No. 2 display at this time shows the currently entered count value in
hexadecimal. Set the STV to 20 mA.

Allow the count value on the No. 2 display to fully stabilize, then press
the

D key to temporarily register the calibration settings.

If this count value is outside of the specified range, the No. 2 display will
flash and the count value will NOT be temporarily registered.

Figure C.28

6. When the M key is pressed, the status changes as shown in Figure C.29.

Set the STV to 1 mA.

Allow the count value on the No. 2 display to fully stabilize, then press
the

D key to temporarily register the calibration settings.

If this count value is outside of the specified range, the No. 2 display will
flash and the count value will NOT be temporarily registered.

Figure C.29

7. When the M key is pressed, the status changes as shown in Figure C.30.

The data to be temporarily registered is not displayed if it is not
complete.
Press the

U key. The No. 2 display changes to yes. Release the key and

wait 2 seconds or press the

M key. This stores the temporarily

registered calibration data to EEPROM.
To cancel the saving of temporarily registered calibration data to
EEPROM, press the

M key (while no is displayed in the No. 2 display)

without pressing the

U key.

Figure C.30

8. The calibration mode is ended by turning the controller power OFF.

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