Maintenance, Service, Repairs; Decommissioning, Dismantling And Disposal - Pfannenberg Quadro LED-RGB-3G/3D Betriebsanleitung

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7. Option
Double Flash mode
It is possible to choose between DFM1, DFM2 and DFM3 (Double Flash Mode) via the external
DFM1
8.

Maintenance, service, repairs

➢ Observe the
Safety information
The device requires no special maintenance.
The housing is not intended to be opened or the seal replaced.
➢ Only clean the polycarbonate housing with water and a hand-washing cleaner.
➢ Do not use solvents for cleaning.
Qualified electricians can replace original spare parts or set a different operating mode.
➢ Perform a routine test after replacement.
The test for vapor tightness in accordance with EN 60079-15, par. 23.2.3.2.1.2 is part of this test
(change of a negative pressure from 3 kPa to 2.7 kPa not faster than in 27 s).
Cable glands can be used as a test connection for the test. These must be closed with an ATEX plug
after the test.
➢ Repairs must always be carried out at the manufacturer's premises.
Conversions, modifications, improper and impermissible use as well as failure to observe the notes in this op-
erating instructions shall void any warranty.
9.

Decommissioning, dismantling and disposal

➢ Observe the
Safety information
➢ Only properly qualified personnel should dispose of old devices in accordance with applicable envi-
ronmental regulations.
Old devices are also professionally disposed of by Pfannenberg. Delivery to one of our manufacturing fa-
cilities shall be free of charge.
Pfannenberg GmbH
Werner-Witt-Straße 1
D- 21035 Hamburg
Tel.: +49/ (0)40/ 734 12-0
Fax: +49/ (0)40/ 734 12-101
service@pfannenberg.com
http://www.pfannenberg.com
07/2020
Quadro LED-RGB-3G/3D Operating Instructions
DFM2
during all work on the device.
during all work on the device.
Page 8 / 8
DFM3
control.
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