-84-
No.PS
※※
-OMV0006-D
Problem
No.
Problem
Problem possible
causes
Investigation method
Countermeasures
11
The pressure
display accuracy
does not satisfy
the
specifications.
Foreign matter
Check if any foreign matter has
entered the piping port.
Install a 5
µ
m filter to prevent
foreign matter from entering
the piping port. Also, clean
the filter regularly to prevent
drainage deposits.
Air or fluid
leakage
Check if air or fluid are leaking from
the piping.
Rework the piping.
If an excessive tightening
torque is applied, the
mounting bracket, screws or
the product may be
damaged.
Insufficient
warm-up time
Check if the product satisfies the
specified accuracy after 10 minutes
warm up time.
After energizing, the display
and output can drift. For
detecting fine pressures,
warm up the product for 10
to 15 minutes.
Product failure
Replace the product.
12
The display units
cannot be
changed.
Improper model
selection
(selection of
model "without
units selection
function")
Check that the product No. printed on
the product is equipped with unit
switching function.
Unit selection function is not
available for models which
are fixed to SI units.
(kPa
↔
MPa can be selected)
∗
: The units selection function is
not available in Japan due to
a new measurement law.
∗
: It is fixed to the SI unit "kPa",
"MPa".
Product failure
Replace the product.
13
The buttons
cannot be
operated.
Key lock mode
Check if the key lock mode is turned
on.
Turn off the key lock mode.
Product failure
Replace the product.
14
The product is
loose.
Incorrect
installation
Check that the panel mount adapter
and the product are correctly
assembled.
Mount the product on the
panel correctly.
Product failure
Replace the product.
15
The product is
noisy.
Air or fluid
leakage
Check if air or fluid are leaking from
the piping.
Rework the piping.
If an excessive tightening
torque is applied, the
mounting bracket, screws or
the product may be
damaged.
Product failure
Replace the product.
