Page 1 of 5 INTERNATIONAL ELECTROTECHNICAL COMMISSION IEC Certification Scheme for Explosive Atmospheres for rules and details of the IECEx Scheme visit www.iecex.com issue No.:1 Status: Current Certificate history: Issue No. 1 (2011-4-8) Issue No. 0 (2008-1-29) Date of Issue: 2011-04-08 Page 1 of 4 Applicant: Siemens AG Würzburger Straße 121 D-90776 Fürth Electrical Apparatus: Optional accessory: Siflow FC070Ex Type of Protection: Intrinsic Safety "[ia]", non-sparking"na" Marking: Ex na [ia] IIC T4 Approved for issue on behalf of the IECEx Certification Body: Position: Dipl.-Ing. Ulrich Jacobs Technical Certifier 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: TÜV SÜD Product Service GmbH Ridlerstr. 65 D-80339 Munich
Page 2 of 5 Page 2 of 4 Manufacturer: Siemens AG Würzburgerstraße 121 D-90776 Fürth Manufacturing location(s): 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 produ 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 Docume as amended. STANDARDS: The electrical apparatus and any acceptable variations to it specified in the schedule of this certificate and the identif documents, was found to comply with the following standards: IEC 60079-0 : 2004 Edition: 4.0 IEC 60079-11 : 2006 Edition: 5 IEC 60079-15 : 2005-03 Edition: 3 Electrical apparatus for explosive gas atmospheres - Part 0: General requirements Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i" Electrical apparatus for explosive gas atmospheres Part 15: Construction, test and Marking of Type of Protection "n" electrical apparatus This Certificate does not indicate compliance with electrical safety and performance requirements other than thos 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: DE/TPS/ExTR11.0001/00 DE/TPS/ExTR11.0002/00 Quality Assessment Report: DE/TUN/QAR08.0001/02
Page 3 of 5 Page 3 of 4 Schedule EQUIPMENT: Equipment and systems covered by this certificate are as follows: The supply unit Siflow FC070Ex is an intrinsically safe associated apparatus that is used as a power supply for flow sensors. Electrical data: Um = AC 60V (SELV) Sensor Driver Output, Connector X1, Terminal 3 and 4: Uo = 16V, Io = 66mA, Po = 0,5W, Lo = 5mH, Co = 200nF Sensor Pickup Input, Connector X1, Terminal 12, 13, 15 und 16: Uo = 15V, Io = 7,5mA, Po = 0,028W, Lo = 20mH, Co = 200nF Sensor Temperature Input/Output, Connector X1, Terminal 5, 6, 18 und 19: Uo = 15V, Io = 5,8mA, Po = 0,022W, Lo = 10mH, Co = 200nF CONDITIONS OF CERTIFICATION: YES as shown below: Ambient temperature -40 C < Ta < 60 C in case of horizontal montage of the module rack -40 C < Ta < 50 C in case of vertical montage of the module rack When using the apparatus as a non sparking apparatus in zone 2, the apparatus has to be installed in a suitable enclosure with a minimal degree of protection of lp54 according to IEC60529:2001. The separation bar between the intrinsically safe and the not intrinsically safe connectors has to be installed according t the installation manual.
Page 4 of 5 Page 4 of 4 DETAILS OF CERTIFICATE CHANGES (for issues 1 and above): Relevant changes: Ambient temperature from (old) 0 C < Ta < 60 C up to (new) -40 C < Ta < 60 C in case of horizontal montage of the module rack, from (old) 0 C < Ta < 50 C up to (new) -40 C < Ta < 50 C in case of vertical montage of the module rack Electrical data: from (old) Um = 253 V / 50 Hz up to (new) Um = 60 V (SELV) Sensor Driver Output, Connector X1, Terminal 3 and 4: from (old): Io= 122mA up to (new) Io = 66mA from (old): Lo= 2,2mH up to (new) Lo = 5mH
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