Omron PROFINET NX-PNC202 User Manual page 263

No. Item
3 Ambient
environ-
ment
4 Installa-
tion and
wiring
Tools Required for Inspections
 Required Tools
• Flat-blade screwdriver
• Phillips screwdriver
• Voltage tester or voltmeter
• Industrial alcohol and clean cotton cloth
 Tools Required Occasionally
• Oscilloscope
• Thermometer and hygrometer
NX-series PROFINET Coupler Unit User's Manual (W623)
Inspection
Check that the ambient operat-
ing temperature is within the cri-
teria.
Check that the ambient operat-
ing humidity is within the criteria.
Check that the PROFINET Cou-
pler Unit is not in direct sunlight.
Check for accumulation of dirt,
dust, salt, or metal powder.
Check for water, oil, or chemical
sprays hitting the PROFINET
Coupler Unit.
Check for corrosive or flamma-
ble gases in the area of the
PROFINET Coupler Unit.
Check that the PROFINET Cou-
pler Unit is not subject to direct
vibration or shock.
Check for noise sources nearby
the PROFINET Coupler Unit.
Check that the DIN Track mount-
ing hooks on all Units are
securely locked.
Check that cable connectors are
fully inserted and locked.
Check that the screws on the
End Plates (PFP-M) are tight.
Check that each Unit is con-
nected along the hookup guides,
and fully inserted until it contacts
the DIN Track.
Check for damaged external wir-
ing cables.
13 Maintenance and Inspection
Criteria
0 to 55C Use a thermometer to check the tem-
perature and ensure that the ambient
temperature remains within the allowed
range of 0 to 55C.
10 to 95% Use a hygrometer to check the humidity
and ensure that the ambient humidity
With no condensation.
remains between 10% and 95%.
Check that condensation does not occur
due to rapid changes in temperature.
Not in direct sunlight Protect the PROFINET Coupler Unit if
necessary.
No accumulation Clean and protect the PROFINET Cou-
pler Unit if necessary.
No spray Clean and protect the PROFINET Cou-
pler Unit if necessary.
No corrosive or flammable Check by smell or use a gas sensor.
gases
Vibration and shock must Install cushioning or shock absorbing
be within specifications. equipment if necessary.
No significant noise Either separate the PROFINET Coupler
sources Unit and noise source or protect the
PROFINET Coupler Unit.
No looseness Securely lock all DIN Track mounting
hooks.
No looseness Correct any improperly installed connec-
tors.
No looseness Tighten loose screws with a Phillips
screwdriver.
The Units must be con- Connect each Unit along the hookup
nected and securely in guides, and insert each Units until it con-
place on the DIN Track. tacts the DIN Track.
No visible damage Check visually and replace cables if nec-
essary.
Action
13
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