Omron NXR Series, Руководство пользователя

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9-1 Cleaning and Inspection
This section describes daily device maintenance such as cleaning and inspection.
Inspect the IO-Link I/O Hub daily or periodically in order to keep it in optimal operating condition.
9-1-1 Cleaning
Clean the device regularly as described below in order to keep it in optimal operating condition.
• Wipe the device over with a soft, dry cloth when performing daily cleaning.
• If dirt remains even after wiping with a soft, dry cloth, wipe with a cloth that has been wet with a
sufficiently diluted detergent (2%) and wrung dry.
• The IO-Link I/O Hubs will become stained if items such as rubber, vinyl products, or adhesive tape
are left on it for a long period. Remove such items during regular cleaning.
Precautions for Correct Use
Never use volatile solvents, such as paint thinner, benzene, or chemical wipes. They may dete-
riorate the coating of the Hubs.
9-1-2
Inspection Procedure
Be sure to perform periodic inspections to ensure the device is maintained in the optimal operating
condition.
Inspections should be performed every six month to every year.
When you operate the device in a location subject to extremely high temperatures and high humidity
or dust, perform inspections more frequently.
Tools Required for Inspections

Tools Always Required
• Phillips screwdriver
• Voltage tester (or digital voltmeter)
• Torque handle
• Industrial alcohol and pure cotton cloth

Tools Required Occasionally
• Thermometer and hygrometer
• Oscilloscope
Inspection Items
Inspect the following items to check if the results meet the criteria.
If the results do not meet the criteria, improve the environment or adjust the device so that inspection
results meet the criteria.
9 Inspection and Maintenance
9-2
NXR-series IO-Link I/O Hub User’s Manual (W620)