Omron NX1P2 series User Manual

7 - 3
7 Inspection and Maintenance
NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)
7-1 Cleaning and Maintenance
7
7-1-2 Periodic Inspections
3Ambient
environ-
ment
Check the ambient tempera-
ture.
(Inside the control panel if the
Controller is in a control
panel.)
0 to 55°C Use a thermometer to check the
temperature and ensure that the
ambient temperature remains within
the allowed range of 0 to 55°C.
Check the ambient humidity.
(Inside the control panel if the
Controller is in a control
panel.)
Relative humidity must
be 10% to 95% with no
condensation.
Use a hygrometer to check the
humidity and ensure that the ambi-
ent operating humidity remains
between 10% and 95%.
Make sure that condensation does
not occur due to rapid changes in
temperature.
Check that the Controller is
not in direct sunlight.
Not in direct sunlight Protect the Controller if necessary.
Check for accumulation of
dirt, dust, salt, metal powder,
etc.
No accumulation Clean and protect the Controller if
necessary.
Check for water, oil, or chem-
ical sprays hitting the Con-
troller.
No spray Clean and protect the Controller if
necessary.
Check for corrosive or flam-
mable gases in the area of
the Controller.
No corrosive or flam-
mable gases
Check by smell or use a gas sensor.
Check the level of vibration
or shock.
Vibration resistance
and shock resistance
must be within specifi-
cations.
Install cushioning or shock absorb-
ing equipment if necessary.
Check for noise sources near
the Controller.
No significant noise
sources
Either separate the Controller and
noise source or protect the Control-
ler.
4 Installa-
tion and
wiring
Check that the DIN Track
mounting hooks on all Units
are securely locked.
No looseness Securely lock the DIN track mount-
ing hooks.
Check that cable connectors
are fully inserted and locked.
No looseness Correct any improperly installed
connectors.
Check that the screws on the
End Plates (PFP-M) are tight.
No looseness Tighten loose screws with a Phil-
lips-head screwdriver.
Check that each Unit is con-
nected along the hookup
guides, and fully inserted
until it contacts the DIN
Track.
The Units must be con-
nected and securely in
place on the DIN Track.
Connect each Unit along the hookup
guides, and insert each Units until it
contacts the DIN Track.
Check for damaged external
wiring cables.
No visible damage Check visually and replace cables if
necessary.
5 User-ser-
viceable
parts
Battery Set
CJ1W-BAT01
Check whether the battery
has reached its service life.
Service life expectancy
is 5 years at 25°C.
Depending on model
and ambient tempera-
ture.
Replace the battery when its service
life has passed even if a battery
error has not occurred. (Battery life
depends upon the model, and ambi-
ent conditions.) Refer to 7-2 Replac-
ing the Battery on page 7-5 for the
service life of individual model.
No.
Inspec-
tion item
Inspection details Criteria Correction

Omron NX1P2 series Specifications

General

Brand	Omron
Model	NX1P2 series
Category	Controller
Language	English