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The ATEX certificate and the product
label carry the ATEX group and
category marking: II 2 G D
Where:
signifies compliance with ATEX
II signifies suitability for use in
surface industries
2 signifies suitability for use in
Zone1
G signifies suitability for use in the
presence of gases
LBC 3437/00, LBC 3438/00 | Installation Manual
EN
|
3
5.0 Gland Fitting Instructions
D signifies suitability for use in the
presence of dust
The product label also carries the
following mark:
This signifies unit compliance to the
relevant European directives, in this case
94/9/EC, along with the number of the
notified body issuing the EC type
examination certificate.
• Fit sealing washer to gland.
• Secure gland into the speaker.
• Ensure that item 2 (outer seal) is in its
relaxed state by unscrewing item 4
until there is no compression on the seal.
• Pass the cable through the gland to the
desired length. Then tighten item 4
into item 1 by hand until heavy
resistance is felt then using a spanner
rotate item 4 one turn.
• This completes the termination.
Figure 1
Bosch Security Systems | July 2003
LBC3437/LBC3438_instal.manual 05-09-2003 10:18 Page 3