国家级仪器仪表防爆安全监督检验站 National Supervision and Inspection Centre for Explosion Protection and Safety of Instrumentation (GYJ ) (Attachment Ⅰ) Attachm

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7 国家级仪器仪表防爆安全监督检验站 National Supervision and Inspection Centre for Explosion Protection and Safety of Instrumentation (GYJ ) (Attachment Ⅰ) Attachment Ⅰ (Translation) Isolated safety barrier type KFa -CRG b -EX1.c,manufactured by PEPPERL+Fuchs GmbH, have been approved by National Supervision and Inspection Center for Explosion Protection and Safety of Instrumentation (NEPSI) in accordance with the following standards: GB GB GB Explosion marking: [Ex ia Ga] IIC The certificate number is GYJ Explosive atmospheres Part 1: Equipment General requirements Explosive atmospheres Part 4: Equipment protection by Intrinsic Safety i Explosive atmospheres Part 20: Equipment with equipment protection level (EPL) Ga Ⅰ. SPECIAL REQUIREMENTS 1. The types to this certificate are as belows: KFa -CRG b -EX1.c a codes:u8 and D2 ; b codes:blank,n or 2; c codes:options. 2. Isolated safety barrier must be installed in non-hazardous area. The permissible maximum ambient temperature is The electrical parameters of non-intrinsic Safety terminals are as below: Terminals code Max. voltage Um V d.c.or250 V a.c.(kfu8) PR1-PR2 40V(KFD2) , V V V RS232 interface 40V 4. The electrical parameters of Intrinsic Safety terminals are as below: Page 1 of 4

8 (GYJ ) (Attachment Ⅰ) Terminals code Max.output voltage Uo (V) current Io(mA) power Po(mW) Internal parameter Ci (µf) Li (mh) ⅡA (without lumped parameters) Co(μF) (with lumped parameters) Co(nF) Terminals code Max.output voltage Uo (V) current Io(mA) power Po(mW) Internal parameter Ci (µf) Li (mh) ⅡA (without lumped parameters) Co(μF) (with lumped parameters) Co(nF) Max.input voltage Max. input current Terminals code Ui (V) Ii(mA) Page 2 of 4

9 (GYJ ) (Attachment Ⅰ) Terminals code Max.output voltage Uo (V) current Io(mA) power Po(mW) Internal parameter Ci (µf) Li (mh) Terminals code Max.output voltage Uo (V) current Io(mA) power Po(mW) Internal parameter Ci (µf) Li (mh) ⅡA (without lumped parameters) Co(μF) (with lumped parameters) Co(μF) During installation, operation and maintenance, users shall comply with the relevant requirements of the product instruction manual, GB "Electrical apparatus for explosive gas atmospheres Part 13: Repair and overhaul for apparatus used in explosive gas atmospheres",gb "Electrical apparatus for explosive gas atmospheres Part 15: Electrical installations in hazardous areas (other than mines)", GB "Electrical apparatus for explosive gas atmospheres Part 16: Inspection and maintenance of electrical installation (other than mines)" and GB "Code for construction and acceptance of electric device for explosion atmospheres and fire hazard electrical equipment installation engineering". Ⅱ. MANUFACTURER'S RESPONSIBILITY 1. The instruction manual shall include all the clauses mentioned above. 2. The manufacturer shall exactly conform to the documents approved by NEPSI as following. Page 3 of 4

10 (GYJ ) (Attachment Ⅰ) Drawing No. Rev./Dated Remark TV TV TV TV TV-28 Ind BV-42 Ind PT-09 Ind.A PT-26 Ind PT-28 Ind PT-29 Ind PT-30 Ind PT-13 Ind.A PT-14 Ind.A PT-15 Ind.B TV TV-00B TV TV TV TV TV-09B TV-10B The nameplate shall include the following: 1) Identification of NEPSI 2) Ex Marking. 3) Certificate No. 4) Electrical parameters or specification. 5) Permissible ambient temperature. National Supervision and Inspection Centre For Explosion Protection and Safety of Instrumentation August 5, 2014 Page 4 of 4