Omron Sysmac NX Series User Manual page 235

Inspec-
No.
tion item
3 Ambient
environ-
ment
4 Installa-
tion and
wiring
Tools Required for Inspections
 Required Tools
• Phillips screwdriver
• Flat-blade screwdriver
NX-series Analog I/O Units User's Manual for High-speed Analog Input Units (W592)
Inspection details
Is the ambient operating
temperature within stand-
ards?
Is the ambient operating hu-
midity within standards?
Is it subject to direct sun-
light?
Is there an accumulation of
dirt, dust, salt, metal powder,
etc.?
Is there water, oil, or chemi-
cal sprays hitting the Control-
ler?
Are there corrosive or flam-
mable gases in the area of
the Controller?
Is the Unit subject to shock
or vibration?
Are there noise sources near
the Controller?
Are the DIN Track mounting
hooks for each NX Unit se-
curely locked?
Are the cable connectors
fully inserted and locked?
Are there any loose screws
on the End Plates (PFP-M)?
Are the NX Units connected
to each other along the
hookup guides and until they
touch the DIN track?
Are there any damaged ex-
ternal wiring cables?
10 Inspection and Maintenance
Criteria
0 to 55°C Use a thermometer to check the
temperature and ensure that the
ambient operating temperature re-
mains within the allowed range of 0
to 55°C.
Relative humidity must Use a hygrometer to check the hu-
be 10% to 95% midity and ensure that the ambient
with no condensation. operating humidity remains be-
tween 10% and 95%.
Make sure that condensation does
not occur due to rapid changes in
temperature.
Not in direct sunlight Protect the Controller if necessary.
No accumulation Clean and protect the Controller if
necessary.
No spray Clean and protect the Controller if
necessary.
No gases Check by smell or use a sensor.
Vibration resistance Install cushioning or other vibration
and shock resistance and shock absorbing equipment if
must be within specifi- necessary.
cations.
No significant noise Either separate the Controller and
sources noise source or protect the Control-
ler.
No looseness Securely lock the DIN Track mount-
ing hooks.
No looseness Correct any improperly installed
connectors.
No looseness Tighten loose screws with a Phil-
lips-head screwdriver.
You must connect and Connect the NX Units to each other
fix the NX Units to the along the hookup guides and insert
DIN track. them until they touch the DIN track.
No visible damage Check visually and replace cables if
necessary.
Correction
10 - 3
10