Ametek Thermox 2000 ATEX Series, Руководство пользователя

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Maintenance and Troubleshooting | 6-5
Memory is Corrupted
This error message indicates that the control unit’s internal EEPROM
memory has been corrupted, or a significantly new version of software has
been installed in the control unit. Under these conditions, the software
will reprogram the EEPROM with the factory default values. You can ac-
knowledge this error message by setting or reading any user program-
mable value, and this will clear the message from the display. This message
will not clear by removing and restoring power to the unit.
If you receive this message, you should reset your control unit to the val-
ues required for your application, including Setup key parameters, Cali-
brate key parameters, etc...
Span Gas Range Error
This error message occurs if the calibration span gas does not read
within the software’s allowable limits. Once this error occurs, calibration
of the system is aborted.
This message could indicate one of the following problems:
y
Calibration gas setup problem
y
Process pressure incorrectly entered
y
Aspirator air not turned off during calibration (WDG-IV only)
y
Failed cell
y
Cell wiring reversed (Cell + and Cell - wires)
y
Leak in plumbing
y
Plugged plumbing