Operating instructions

39
5th A D D E N D U M
to certificate number: TÜV 01 ATEX 1757 X
Device: Explosion-shielded temperature gauge
Type Ex-Pt 720*
Manufacturer: ecom instruments GmbH
Address: Industriestr. 2
97959 Assamstadt
Order number: 8000554527
Date of issue: 04.07.2008
Changes:
The temperature sensors 06282232 and 06282432 approved for Zone 0 and their special sensors are
additionally provided with a grounding connection.
The equipment is inspected in line with the change in standards from EN 50014:1997+A1+A2 to EN
60079-0:2006.
The electrical data and all other details remain unchanged for this addendum.
This addendum fulfils the requirements of the following standards:
EN 60079-0:2006 EN 60079-11:2007 EN 60079-26:2007
The device incl. this addendum fulfils the requirements of the following standards:
EN 60079-0:2006 EN 50020:1994 EN 50284:1999
(16) The test documents are listed in test report No. 08 203 554527.
(17) Special conditions
The manufacturer's safety regulations are to be observed.
The temperature gauge type Ex-Pt 720* should not be opened within explosive areas.
The version with type designation Ex-Pt 720L should only be used in explosive areas in the
appropriate leather case.
Only type-tested batteries are to be used (the types to be used are specified in the instruction
manual for the gauge).
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