SMC Networks ZSE80 Operation Manuals page 48

Fault No. Fault
Displayed value
8
fluctuates.
Display turns
OFF.
9
Part of the
display is
missing.
Display is
10
flashing.
Pressure display
difference when
11 using 2 or more
Pressure
switches.
Possible cause
Check if the power supply voltage is
Incorrect power
within the range of 12 to 24 VDC
supply
±10%.
Check the wiring to the power supply.
Check if the brown and blue wires
Incorrect wiring are connected to DC(+) and DC(-)
respectively and if the output line is
about to come off (contact failure).
Factory pressure Check if the factory pressure has
change changed.
Check that the power supply voltage
Incorrect power
is within the range of 12 to 24 VDC
supply
±10%.
Power saving Check if the power saving mode is
mode selected.
Check the power supply wiring.
Check that the brown and blue wires
Incorrect wiring are connected to DC(+) and DC(-)
respectively and that the output
wiring is not loose (contact failure).
Product failure
The peak / bottom Check if the peak value or bottom
value display value display mode has been
mode is selected. selected.
(1) Check the power supply wiring.
(2) Check if there is bending stress
Wiring failure
applied to any parts of the lead
wire.
Dispersion within
Check if the dispersion is within the
the display
display accuracy range.
accuracy range
Product failure
-47-
Investigation method Countermeasure
Supply the correct voltage of
12 to 24 VDC ±10%.
Correct the wiring.
If the fluctuation is not
acceptable, the pressure
switch display resolution can
be changed.
Supply the correct voltage of
12 to 24 VDC ±10%.
Reset the function settings.
Correct the wiring.
Replace the product.
Turn off the peak / bottom
value display mode if not
required.
(1) Correct the wiring
(2) Correct the wiring
conditions (reduce the
tensile force and increase
the bending radius).
Use the fine adjustment mode
to adjust the display if the
dispersion is within the
display accuracy range.
Replace the product.
No.PS※※-OMM0003-G