General technical data
7.6 Specifications for Nominal Line Voltages, Isolation Tests, Protection Class, and Degree of Protection
Fail-safe signal modules
Installation and Operating Manual, 01/2010, A5E00085586-10
71
Protection against the ingress of foreign matter and water
Degree of protection IP 20 to EN 60529, that is, protection against contact with standard test
fingers
Also: Protection against the ingress of foreign particles with diameters above 12.5 mm.
No special protection against the ingress of water.
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