Model PD6000 Analog Input Process Meter Instruction Manual
81
Troubleshooting Tips
Symptom Check/Action
No display at all
Check power at power connector
Not able to change setup or pro-
gramming,
Locd
is displayed
Meter is password-protected, enter
correct six-digit password to unlock
Meter displays error message dur-
ing calibration (
Error
)
Check:
1. Signal
connections
2.
Input selected in
Setup
menu
3.
Minimum input span requirements
Meter displays
1.
999999
2.
-99999
Check:
1.
Input selected in
Setup
menu
2.
Corresponding signal at Signal
connector
Display is unstable
Check:
1.
Input signal stability and value
2.
Display scaling vs. input signal
3.
Filter and bypass values (increase)
Display response is too slow
Check filter and bypass values
Display reading is not accurate
Check:
1.
Math function selected: Linear,
square root, etc.
2.
Scaling or calibration
Display does not respond to input
changes, reading a fixed number
Check:
1.
Display assignment, it might be
displaying max, min, or set point.
Display alternates between
1.
Hi
and a number
2.
Lo
and a number
Press Menu to exit max/min display
readings.
Relay operation is reversed
Check:
1. Fail-safe
in
Setup
menu
2.
Wiring of relay contacts
Relay and status LED do not
respond to signal
Check:
1.
Relay action in
Setup
menu
2.
Set and reset points
Meter not communicating with ap-
plication programs
Check:
1.
Serial adapter and cable
2. Serial
settings
3.
Meter address and baud rate
If the display locks up or the meter
does not respond at all
Cycle the power to reboot the
microprocessor.
Other symptoms not described
above
Call Technical Support for
assistance.
