Nova-Tech PW Series - Manual (Page 30)

Page 30 of 48
© Adam Equipment Company 2007
12.0 ERROR CHECKING
During weighing the balance is constantly checking to see if the balance is
operating within limited parameters. During weighing the errors likely to occur
are:
A/D counts below lowest allowed value
A/D counts above highest allowed value
A/D not operating
Maximum capacity exceeded
Other errors may be detected during special functions or operations. These
will be described in the section that applies.
Error messages and the reason for them are:
Concerning A/D counts
ERROR ADc UL A/D counts below a limit
ERROR ADc OL A/D counts above a preset limit
Concerning calibration
ERROR StAb
Calibration could not be completed
because the results were not stable
ERROR LO or ERROR HI
Calibration constant not within 20% of old
calibration constant
Concerning weighing
ERROR LO Weight display is below zero by >4%max
ERROR LOAd Weight is above maximum plus 90d
13.0 SUPERVISOR MENUS
Pressing the [Setup] key while in normal weighing gives access to the
menus.
• When [Setup] is pressed and passcodes are not enabled the
display will show the Supervisor menus. If passcodes are enabled,
the balance will ask for it by displaying “PASSCODE 0”
• If a wrong code is entered an “ERROR CODE” message will flash and
the balance will return to weighing mode
• If the passcode has been enabled and entered, the balance will allow
the operator to access the Supervisor’s menus by which the user can