Optical link module
Operating Instructions, 01/2020, C79000-G8976-C270-06
69
8.1 Cleaning
If it becomes necessary to clean the device, this must be done with a dry, lint-free cloth. Do
not use water or solvent! If liquids get into the device, it must be take out of operation.
When cleaning the device, make sure that no dirt enters the optical transmission path or gets
onto the optical components. This means either that the fiber-optic cables remain connected
or you fit the supplied protective caps.
Impairment of the sealing of components due to chemicals
Sealing materials can be damaged if they are exposed to certain chemicals. The following
components are affected:
• Relay, type 835NL-1A-B-SE, manufactured by Song Chuan Precision Co. Ltd
Sealing material: Epoxy adhesive, type ECCOBOND from Emerson & Cuming
• Relay, type JZC-32FA-005-HSL2, manufactured by Xiamen Hongfa Electroacustic Co.
Ltd.
Sealing material: Epoxy adhesive , type 6060RP from Well-TA Chemical Company
If there is a risk
that the device could come into contact with chemicals that can damage the
sealing materials mentioned above, send the device to the manufacturer regularly to be
checked.
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