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Maintenance Instructions
7.7 Test mode
OPT2172 – 74 (Sensors with Teach-in)
A test mode can be activated for the sensors via the parameter settings. This mode simulates sensor opera-
tion, for example switching of the outputs or entry of a measured value although the sensor hasn’t detected
an actual object. The application can be run in the test mode with correctly switching outputs and display
LEDs.
8. Maintenance Instructions
NOTE!
• This wenglor sensor is maintenance-free.
• Cleaning and inspection of the plug connections at regular intervals are advisable.
• Do not clean the sensor with solvents or cleansers which could damage the product.
• The product must be protected against contamination during initial start-up.
9. Proper Disposal
wenglor sensoric GmbH does not accept the return of unusable or irreparable products. Respectively valid
national waste disposal regulations apply to product disposal.
