D-Industrial Technology Q200, Руководство пользователя, Страница: 71 / 95

Spares/Options List Q200 User Manual
200120/Revision 10 C-4
To clear this error, press the key. The display will then show:
Reset Parameters No
Pressing the
or keys will scroll the response between yes and no. To clear the
parameters (the recommended course of action) set the response to yes and press the
key; the following message will be displayed for two seconds:
Parameters Cleared
To leave the parameters as they are (not recommended) set the response to no and
press the
key.
C.2.4 I
NVALID
D
ATE
E
RROR
This error only occurs when setting the date. If an invalid date is entered
e.g. 31/02/94
this message will be displayed for two seconds before returning to the date setting
parameters. The display will show:
Error: Invalid Date
C.2.5 I
NVALID
C
ALIBRATION
E
RROR
If when performing a calibration, on pressing the
key to accept a calibration, the new
calibration factor is less than 0.3 or greater than 3.0 this error message will be
displayed for two seconds. The display will show:
Error: Invalid Cal
Since an 'Invalid Cal' error leaves the calibration factor unchanged, it is possible to
continue leak checking. However, entering the sample mode from standby by pressing
the
key, the instrument will display a 'Warn: Not calibrated ' message to remind the
user that the instrument is being used in a manner where the results obtained may not
be reliable.
'Invalid Cal' errors can result from poor instrument performance caused by
contamination of the detector or sinter, a standard leak whose validity period has
expired or the standard leak not having been turned on.
C.2.6 N
O
L
EVELS
S
ET
E
RROR
This error only occurs when entering sample mode. If the user tries to enter sample
mode without having set an alarm or a calibration level, this error message will be
displayed for two seconds. The display will show:
Error: No Levels Set
This message is displayed for two seconds whereupon the display will then show: