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IECEx Certificate
of Conformity

 
INTERNATIONAL ELECTROTECHNICAL COMMISSION
IEC Certification Scheme for Explosive Atmospheres
for rules and details of the IECEx Scheme visit www.iecex.com

 
Certificate No.:
IECEx DEK 11.0056X issue No.:0

Certificate history:

Issue No. 0 (2011-7-26)
 
Status:
Current
 
Date of Issue:2011-07-26 Page 1 of 3


    
Applicant:
Dwyer Instruments, Inc.
102 Indiana Highway 212
Michigan City
IN 46360
United States of America


 
Equipment:Position Indicating Swith, Models Mark 1, Mark 3 and Mark 4.
Optional accessory:


 
Type of Protection:Ex d


 
Marking: Ex d IIC T6 or T5 Gb
 
Approved for issue on behalf of the IECEx
Certification Body:
C.G. van Es

 
Position:Certification Manager


 
Signature:
(for printed version)
 
Date:
 
 
1. This certificate and schedule may only be reproduced in full.
2. This certificate is not transferable and remains the property of the issuing body.
3. The Status and authenticity of this certificate may be verified by visiting the Official IECEx Website.
 

 Certificate issued by:
DEKRA Certification B.V.
Utrechtseweg 310
6812 AR Arnhem
The Netherlands
All testing, inspection, auditing and certification activities of the former KEMA Quality are an integral part of the DEKRA Certification Group.


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IECEx Certificate
of Conformity

 
Certificate No.:IECEx DEK 11.0056X
 
Date of Issue:2011-07-26Issue No.: 0
 
Page 2 of 3
 
 Manufacturer:
Dwyer Instruments, Inc.
102 Indiana Highway 212
Michigan City
IN 46360
United States of America


 
 Additional Manufacturing location(s):
Proximity Controls, A Division of Dwyer Instruments, Inc.
1431 State Highway 210 East
Fergus Falls
MN 56537-9031
United States of America
 

This certificate is issued as verification that a sample(s), representative of production, was assessed and tested and found to comply with the IEC Standard list below and that the manufacturer's quality system, relating to the Ex products covered by this certificate, was assessed and found to comply with the IECEx Quality system requirements. This certificate is granted subject to the conditions as set out in IECEx Scheme Rules, IECEx 02 and Operational Documents as amended.


STANDARDS:
The electrical apparatus and any acceptable variations to it specified in the schedule of this certificate and the identified documents, was found to comply with the following standards:

 
IEC 60079-0 : 2007-10
Edition: 5
Explosive atmospheres - Part 0:Equipment - General requirements
IEC 60079-1 : 2007-04
Edition: 6
Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d"
 
This Certificate does not indicate compliance with electrical safety and performance requirements other than those expressly included in the Standards listed above.


 
TEST & ASSESSMENT REPORTS:A sample(s) of the equipment listed has successfully met the examination and test requirements as recorded in

 
Test Report:
NL/DEK/ExTR11.0061/00


Quality Assessment Report:

CA/CSA/QAR09.0006/02


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IECEx Certificate
of Conformity

 
Certificate No.:IECEx DEK 11.0056X
 
Date of Issue:2011-07-26Issue No.: 0
 
Page 3 of 3
 
 
Schedule
 
EQUIPMENT:
Equipment and systems covered by this certificate are as follows:
 
Description 
The Position Indicating Switch, Models Mark 1, Mark 3 and Mark 4 provide an indication of the position of a rotating shaft. The enclosure can be provided with switches, potentiometers or transmitters. The degree of protection is IP66/68W according to IEC 60529. 
Ambient temperature range: -50 °C to +70 °C for T6 and -50 °C to +80 °C for T5.

Electrical data 
Switch: max. 480 V, 15 A
Potentiometer: max. 1.5 W
Transmitter: max. 30 Vdc, 4 - 20 mA (HART)

 
CONDITIONS OF CERTIFICATION: YES as shown below:
 

The thread of the cover has at least 7 threads engaged.
The flame path of the shaft of Model Mark 4, has a gap of max. 0.084 mm and a width of 25.4 mm.

 







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