Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK

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1 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK Issue No: 027 Issue date: 10 August 2016 Langer Road Contact: Mr I Frost Felixstowe Tel: +44 (0) Suffolk Fax: +44 (0) IP11 2ER ian.frost@itron.com Website: Testing performed at the above address only SECTION 1: EMC TESTING UTILITY METERING AND ASSOCIATED PRODUCTS eg: Integrating watt-hour meters, gas, water meters Meter attachments (local and remote) Revenue collection products, vending terminals, point of sale equipment, electronic tokens DETAIL OF ACCREDITATION EMC Testing 1.1 Electrostatic discharge up to 15 kv Immunity to Electrostatic Discharge 2 kv to 8 kv Contact Discharge (positive and negative polarities) 2 kv to 15 kv Air Discharge (positive and negative polarities) 1.2 Fast Burst Transients Immunity to Fast Transient Bursts 0.5 kv to 4 kv (positive and negative polarities) EN :1995, Amds 1 and 2 IEC :1991 EN :1995, Amd 1 EN :2004 edition 2 IEC : Surge Immunity up to 6.0 kv BS EN :1995, Amds A1 and A2 1.4 Conducted RF Immunity 150 khz to 80 MHz Voltage levels from 3.0 V to 10.0 V BS EN :2009 BS EN :1996, Amds 1 to 3 IEC :1996, Amd Immunity to Electromagnetic RF Fields 80 MHz to 2700 MHz Field Levels up to 30.0 V/m BS EN :2006 Amd 1 and Amd 2 IEC : 2008 ed 3.1 Assessment Manager: GM Page 1 of 8

2 SECTION 1: EMC TESTING (cont'd) UTILITY METERING AND ASSOCIATED PRODUCTS eg: Integrating watt-hour meters, gas, water meters Meter attachments (local and remote) Revenue collection products, vending terminals, point of sale equipment, electronic tokens (cont'd) EMC Testing (cont'd) 1.6 Impulse Voltage Tests - Peak voltage 4.0 kv to 12.0 kv - Impulse 1.2/50 s - Source Impedance 40 & Impulse 0.1/2000 s - Peak voltage up to 8 kv 1.7 AC Voltage Tests 2.0 kv and 4.0 kv RMS at 50 Hz BS EN 61036:1997, Amd 1 IEC 61036:1996, Amd 1, SP Test Method 1618 VDE FNN Guidelines on reliability of electricity meters 2 nd edition November 2011 BS EN 61036:1997, Amd 1, IEC 61036:1996, Amd 1, BS EN :2003 BS EN :2003 BS EN :2003 BS EN :2003 IEC :2003 IEC :2003 IEC :2003 IEC :2003 BS EN : Voltage dips and interrupts EN : Conducted Emissions 150 khz to 30 MHz EN55022:2006 CISPR 22: Power frequency magnetic fields of external origin. EN :2010 as limited to requirements of Metering standards EN50470, EN62052 Assessment Manager: GM Page 2 of 8

3 SECTION 1: EMC TESTING (cont'd) UTILITY METERING AND ASSOCIATED PRODUCTS eg: Integrating watt-hour meters, gas, water meters Meter attachments (local and remote) Revenue collection products, vending terminals, point of sale equipment, electronic tokens EMC Testing (cont'd) 1.11 Immunity against symmetric currents in the frequency range 2-150kHz (High Frequency Pollution Test), with current amplitudes upto 10A rms 1.12 Generic and Product Family Tests These are included to the extent that the standards called up are specifically included in this Schedule. PD CLC/TR 50579:2012 Draft BSEN Ed 1, 12/ DC BS EN :2007 BS EN :2005 BS EN :2007 BS EN :2007 IEC :2005 IEC :2005 IEC :2006 IEC :2006 BS EN :2003 BS EN :2003 BS EN :2003 BS EN :2003 BS EN 61036:1997, Amd 1 IEC 61036:1996, Amd 1 IEC :2003 IEC :2003 IEC :2003 BS EN :2006 BS EN :2006 Assessment Manager: GM Page 3 of 8

4 SECTION 2: ENVIRONMENTAL TESTS ENVIRONMENTAL TESTS (non-explosive items) CLIMATIC 2.1 Dry Heat - Steady State Max temp: +85 C Chamber size: 1.0 m x 1.8 m x 1.0 m (high) BS EN :2007 IEC :2007 BS EN :1993, Amd 1, IEC :1974, Amds 1 and 2 and Sup A, Test Variant Bb 2.2 Cold - Steady State Min temp: -40 C Chamber size: 1.0 m x 1.8 m x 1.0 m (high) BS EN :2007 IEC :2007 BS EN :1993, Amds 1 and 2, IEC :1990, Amds 1 and 2, Test Variant Ab 2.3 Damp Heat, Cyclic Upper temp +40 C and +55 C, Variant 1 & 2 Humidity range: 30% to 98% RH Chamber size: 1.0 m x 1.8 m x 1.0 m (high) BS EN :2005 IEC : Ingress testing Ingress Protection Tests (Dust) IP5X Dust Protected Ingress Protection Tests (Water) IPX1 Protected against falling water IPX2 Protected against dripping water when tilted up to 15 IPX3 Protected against spraying water IPX4 Protected against splashing water BS EN 60529:1992 (2013) Amd 2 Assessment Manager: GM Page 4 of 8

5 SECTION 2: ENVIRONMENTAL TESTS (cont d) ENVIRONMENTAL TESTS (non-explosive items) (cont d) DYNAMIC Single Parameters 2.5 Vibration - sinusoidal (ambient temperature) Frequency range: 10 Hz to 150 Hz Max pk-pk displacement: 25 mm Environmental Test - Electrical 2.6 Heating Test (Temperature Rise) To measure the temperature rise of units under draft and solar free conditions at 10 C to 50 C, when current and voltage are applied 45 V to 280 V 1.0 A to 120 A 50Hz only Maximum Recorded absolute Temperature 120 C Ambient Temperature 20 C to 50 C BS EN :2008 IEC :2007 BS EN :1996 IEC :1995 : Clause 7.2 Clause 7.2 Clause 7.2 Mechanical Tests 2.7 Mechanical strength of casing 0.2 Nm to 1 Nm 2.8 Mechanical strength of casing 0.22 Nm BS EN :1997 BS EN :2014 IEC :1997 BS EN 60687:1993, Amd 1, IEC 60687:1992, BS EN 61268:1996, IEC 61268:1995, Limitation: Clause 5.2.1, Mechanical strength only* Assessment Manager: GM Page 5 of 8

6 SECTION 2: ENVIRONMENTAL TESTS (cont d) ENVIRONMENTAL TESTS (non-explosive items) (cont d) Environmental Tests 2.9 Generic and Product Family Tests These are included to the extent that the standards called up are specifically included in this Schedule. BS EN :2003 BS EN :2003 BS EN :2003 BS EN :2003 BS EN 61036:1997, Amd 1 IEC 61036:1996, Amd 1 BS EN :2006 BS EN :2006 IEC :2003 IEC :2003 IEC :2003 IEC :2003 Assessment Manager: GM Page 6 of 8

7 SECTION 3: ENERGY MEASUREMENT AC Energy, Single and Polyphase Active and Reactive UTILITY METERING AND ASSOCIATED PRODUCTS eg: Integrating watt-hour meters, gas, water meters Meter attachments (local and remote) Revenue collection products, vending terminals, point of sale equipment, electronic tokens V to 280 V A to 120 A 45 Hz to 65 Hz Power Factor Cos Ф 1 to 0.5 inductive or capacitive Sin Ф 1 to 0.25 inductive or capacitive Can be combined with reduced or elevated temperature between - 40 C to + 85 C Can be combined with AC magnetic Field at 0.5 mt Or can be combined with a DC magnetic field of 1000 Ampere-turns BS EN 61036:1997, Amd 1 (Withdrawn) BS EN :2006 BS EN :2006 IEC :2003 IEC :2003 IEC :2003 BS EN :2003 BS EN :2003 BS EN :2003 BS EN :2015 Including test types: Limit of error due to variation of the current. Variation with voltage. Severe voltage variation. Variation with frequency. Self heating. Test of no-load. Test of starting. Temperature variation. Maximum permissible errors. Repeatability. Reverse phase sequence. Voltage unbalance. Current unbalance. Power frequency magnetic fields of external origin. Continuous magnetic fields of external origin. Power Consumption in the voltage and current circuits Meter Constant Start up time Energy measurement in the presence of DC and Even Harmonics, Odd Harmonics and Sub Harmonics Assessment Manager: GM Page 7 of 8

8 SECTION 4 ACCURACY OF TIME KEEPING 4.0 Accuracy of time keeping, for meters incorporating timeswitched elements BSEN :2004 BSEN :2004 END Assessment Manager: GM Page 8 of 8