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Graphical Digital Panel Meter WPMZ-3 INSTRUCTION MANUAL
115
IM-0883-01
Phenomena and measures
No.
Condition
Checkpoint
Action
1
The display does not
light up.
Check the power is supplied
correctly.
・
Check the supplied power meets
requirement of supply power
specifications.
・
Using a circuit-tester, check
voltage and wiring. Tighten up the
screws of the terminals.
Check the setting of
“brightness” is set to “OFF”.
- By pushing MENU and FUNC
keys, if the display lights up,
“BRIGHTNESS” is set to “OFF”.
Change “BRIGHTNESS” setting.
2
Display keeps
indicating”0” or”-----”.
Check the input signal is
applied adequately.
・
Check the supplied input signal
meets requirement of input
specifications.
・
Check input wiring and its
continuity.
・
Check with input diag function of
the product.
・
Check status of external control
function.
・
Check these settings.
-Linearize
-DispLoCut
-PowerOnDelay
・
Initialize the WPMZ.
Caution: All settings are reset to
default values by the initialization.
Check the selected display is
appropriate for the input
channel or displayed item in
use.
・
Using DISP key, try to switch
display.
・
Check setting of “Display Select”.
3
OVER alarm display
(-OVER alarm display)
Confirm over input
(Warning display with input of
± 110% or more of the input
range)
・
Check the supplied input signal
meets requirement of input
specifications.
・
Check by using input diag
function.
Confirm disconnection
(burn-up at disconnection)
* Straingauge input only
If phenomenon is not improved by
above methods, please contact
your dealer or our company.
Confirmation of scaling setting
(The display of 99999 or more
is OVER)
Check the settings.
Effect of noise
·
Application of shielded wire and
wiring improvement
·
Perform input filter setting
·
Change the average number of
times and add moving average