Precision Digital PD663 - Manual (Page 31)

PD663 Loop-Powered Meter Instruction Manual
31
TROUBLESHOOTING
The rugged design and the user-friendly interface of the meter should make it
unusual for the installer or operator to refer to this section of the manual. If the
meter is not working as expected, refer to the recommendations below.
Troubleshooting Tips
Symptom Check/Action
No display or faint display
Check input signal connections.
Perform hard reset by shorting S+ and S-
terminals.
Rate display unsteady Increase filter setting in Advanced menu.
Meter displays error message
during calibration (err) Check signal connections.
Verify minimum input span requirements
Meter flashes
2999 or -1999 Check input signal within scaled range of
2999 and -1999.
Display stuck flashing a
number and HI or LO Press Menu to exit Max/Min
display readings.
Display response is too slow Check filter setting to see if it can be
lowered to LO or OFF.
If the display locks up or the
meter does not respond at all Perform hard reset by shorting S+ and S-
terminals.
Backlight does not appear. Verify backlight is installed.
Check signal connections are as shown in
Figure 3 on page 15.
Other symptoms not described
above Call Technical Support for
assistance.