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NTERNATONAL ELECTROTECHNCAL COMMSSON EC Certification Scheme for Explosive Atmospheres for rules and details of the ECEx Scheme visit www.iecex.com Certificate No.

1 NTERNATONAL ELECTROTECHNCAL COMMSSON EC Certification Scheme for Explosive Atmospheres for rules and details of the ECEx Scheme visit Certificate No.: r Status: Current Date of ssue: Certificate history: ~ ssuùlò.'1 (20157':Ù), ssue No. O (201257) issue NO.:1 ~ ~ _ Page 1 of4 ATOS S.p.A. Applicant: Via alla Piana, Sesto Calende 0/A) ltaly W..J ct C Z w ~ o l) :l Electrical Apparatus: Optional accessory: Explosion proof inductive Type of Protection: Flameproof Mar1<ing: Ex d C T6 or TS or T4 Gb Ex tb mc T8S C or T1 OO C or T13S C Ob P66/67 enclosures transducers, 'd'; Oust ignition type ETHA4/. protection Approved for issue on beha/f of the ECEx Certification Body: Mir1<oBalaz Position: Head of ECEx CB by enclosure "t" Signalure: (for prinled 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 ECEx Website. Certificate issued by: ' CES Centro Elettrotecnico Sperimentale taliano S.p.A. Via Rubattino Milano ltaly CES CES S.p.A. Testing & Certificatio~ Division 'nes rea Cerllficallon / R sponsabile _. /J ' ( berto Piccini j

~ Certificate No.: Date of ssue: 20150713 ssue No.: 1 Page 2 of4 AT

2 ~ Certificate No.: Date of ssue: ssue No.: 1 Page 2 of4 ATOS S.p.A. Manufaclurer: Via alla Piana, Sesto Calende (ya) ltaly Additional Manufacluring localion(s): This certificate is issued as verificalion that a sample(s), representalive of prcduction, was assessed and tested and found lo comply wilh he EC Slandard lis below and that the manufaclurer's quality system, relaling to the Ex products covered by this certificate, was assessed and found to comply with the ECEx Quality system requirements. This certificate is granled subjecl to he conditions as se out in ECEx Scheme Rules, ECEx 02 and Operational Oocuments as amended. STANOAROS: The electrical apparatus and any acceptable variations to it specified in the schedule of his certificate and he idenlified documents, was found lo comply wilh he following standards: EC Edition: 6.0 EC Edition: 6 EC Edilion: 2 o: Generai : 2011 Explosive atmospheres Part : Explosive atmospheres Part 1: Equipment prolection by f1ameproof enclosures "d" : 2013 requiremenls Explosive atmospheres Part 31: Equipment dust ignilion prolection by endosure This Certificate does not indicate compliance with electrical safety and performance express/y included in the Standards listed above. TEST & ASSESSMENT requirements other than those REPORTS: A sample(s) of tha equipment listed has successful1y met the examination and test requirements as recorded in Test Report: T/CES/ExTR l00 Qualitv Assessmenl Report: T/CES/QAR /04 ' T/CES/ExTR l01 "t"

Certificate No.: Date of ssue: 20150713 ssue No.

3 Certificate No.: Date of ssue: ssue No.: 1 Page 3 of4 Schedule, EQUPMENT: Equipment and systems covered by this certificate Bre BS follows: The lnductive transducers type ETHA4r are used separately for detect a positionor coupling with explosion prooi solenoids type OZA T for detect the positions of the spools of directional or flow control proportional valves. Electrical characteristics: Supply voltage: ± 15 VDC stabilized Max current consumption: 28 ma Max power consumption: < 1 W Ambient temperature range: from 40 C to + 40 C, and from 40 C to +70 C. Degree of protection: P 66/67 (EC 60529). For further information see Annex. J CONDTONS OF CERTFCATON: VES as shown below: The flamepaths are specified in the manutacturer drawings. Far information regarding the dimenslons of the flameproof joints the manufacturer shall be contacted. For the selection of connecting cable with operating temperature suitable for the installation conditions of equipment refer to the manufacturer safety instruction. The conditions of the installation of the equipment are included within the safety instructions. For a safe use these assembling instructions are to be followed precisely. J

Certificate No.: Date of lssue: 20150713 ssue No.: 1 Page 4 of4 DETALS OF CERTFCATE CHANGES (for issues 1 and above): Variation 1.

4 Certificate No.: Date of lssue: ssue No.: 1 Page 4 of4 DETALS OF CERTFCATE CHANGES (for issues 1 and above): Variation 1.1 The explosion proof inductive transducer, originally assessed in compliance with EC : 2007, EC : 2007 and EC :2008 have been reassessed on the basis of the standard EC : th edition and EC ' :2013 2nd edition. Variation 1.2 Name plate modification.dimensions and contents are being revised to allow the multicertification of the solenoid. Variation 1.3 dentification code updating. The identification codes of the equipment have been revised in order to use the same code for ali certification scheme. L._ Annex: ::::::=:::~:: ECExCES X ssue 1 ANNEXATOS.pdf '

CES Prot: B50lR13 Annex to certificate: Applicant: ATOS S.p.A. via alla Piana, 57; 21018 Sesto Calende (VA), taly Electrical Apparatus: Explosion proof inductive transducers, ssue NO.

5 CES Prot: B50lR13 Annex to certificate: Applicant: ATOS S.p.A. via alla Piana, 57; Sesto Calende (VA), taly Electrical Apparatus: Explosion proof inductive transducers, ssue NO.1 of type ETHA4/. Description of equipment The inductive transducers type ETHA4/* are used separately for detect a position or coupling with explosion proof solenoids type OZAT for detect the positions of the spools of directional or flow control proportional valves. The following versions with the relevant model code are available: Model code W C!i Z w N <t o Vl :: Description ETHA4/1 With voltages output, voltage resolution 3,3 V/mm ETHA4/2 With voltages output, voltage resolution 2,5 V/mm ETHA4/4 With voltages output, voltage resolution 1,25 V/mm ETHA4/8 With voltages output, voltage resolution 0,6 V/mm ETHA4/C With current output 4 20 ma or 020 converter circuit is used ma, a voltages to current Max. ambient temperature, temperature class, surface temperature, Model [l) [21 connecting cable temperature Maxambient temperature Temperature class Surface temperature Connecting cable temperature ETHA4/. (1) 40 C T6 T85 C ETHA4/. ETHA41. l) 70 C 40 C T6 T85 C T100 C ~90 C T5 ETHA4/. [2) 70 C T4 T135 C ~ 120 C [2) ~ 90 C Coupled to mechanical parts that not influencing the temperature class. Coupled to proportional transducer type OZAT subject of a separate certification. Cable entries The cable entry devices used on the enclosure shall be suitably certified according to the applicable standards. For the equipment with dust protection 'tb' the accessories used for cable entries and for unused holes shall guarantee the degree of protection P66/67 according to EC standard. Warning label "Warning do not open when energized" "For the correct selection of connecting cable temperatures see safety instructìons" Page1 of 1 CES Centro Elettrotecnico Sperimentale taliano SpA; Milano talia

6 Declaration of conformity TT307/1 ~ A Atos spa al!jo)5 ~ The Company ATOS s.p.a Sesto Calende talia via alla Piana 57 Hereby declares the conformity to ECEx scheme, of the Products Prodotto 1Product TRASDUTTORE NDUTTVO NDUCTVE TRANSDUCER Tipo 1 Type ETHA4/* Protection mode Ex d C T6, T5, T4 Gb Ex tb C T85 C, T100 C, T135 C Db P66/67 ECEx certificate n. EC (6 th ed.) [!] EC (6 th ed.) [! n accordance with the following EC standards EC (2 nd ed.) [! CES protocollo allegato al documento Date: 08/05/2015 Signature: o o o o o o o o o o o o o o o o o o o o o Pago 1/1

IECEx Certificate of Conformity

IECEx Certificate of Conformity --- Certificate : ECEx PTB 13.0036X Seite 1 von 5 ECEx Certificate ------ -- l "-- - --- --- NTERNATONAL ELECTROTECHNCAL COMMSSON EC Certification Scheme for Explosive Atmospheres for rules and details