This annex is valid from: to Replaces annex dated: Location(s) where activities are performed under accreditation

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1 Chamber Commerce: Location(s) where activities are performed under accreditation ad Office Smaragdstraat TD ngelo OV The Netherlands Location Abbreviation/ location Smaragdstraat TD ngelo OV The Netherlands LF 0 0 Range DC/LF Electricity Frequency CMC 1 Remarks Location LF 1 0 Direct voltage Standard Cells U Measuring 10 V 100 V ( ) U 100 V 1 mv ( ) U 1 mv 10 mv ( ) U 10 mv 100 mv ( ) U 100 mv 1 V ( ) U 1 V V ( ) U This annex has been approved by the Board the Dutch Accreditation Council, on its behalf, J.A.W.M. de Haas Director Operations 1 Calibration and ment Capability (CMC): Demonstrated measurement uncertainty, with coverage probability 95%, in a given measurement point or measurement range. ment uncertainty, U, is calculated according to EA-4/02 "Evaluation the Uncertainty ment in Calibration". Dutch Accreditation Council RvA Pagina 1 van 14

2 Chamber Commerce: Range Frequency CMC 1 Remarks Location 10 V 100 V ( ) U Generate 100 V 1 mv ( ) U 1 mv 10 mv ( ) U 10 mv 100 mv ( ) U 100 mv 1 V ( ) U 1 V 100 V ( ) U 100 V 500 V ( ) U 500 V 1000 V ( ) U LF 1 2 Direct voltage -ratio U out/u in LF 2 0 Direct current 1 A 10 A ( ) I Measuring 10 A 100 ma I 100 ma 10 A ( ) I 10 A 20 A ( ) I 1 A 10 A ( ) I Generate 10 A 100 A ( ) I 100 A 100 ma I 100 ma 10 A ( ) I 10 A - 20 A ( ) I Dutch Accreditation Council RvA Pagina 2 van 14

3 Chamber Commerce: Range Frequency CMC 1 Remarks Location LF 3 0 Alternating voltage 1 mv 10 mv 40 Hz 100 khz ( ) U Measuring 10 mv 500 mv 40 Hz 100 khz ( ) U 500 mv 10 V 40 Hz 100 khz ( ) U 10 V 100 V 40 Hz 100 khz ( ) U 100 V V 40 Hz 100 khz ( ) U 500 mv 10 V 100 khz 1 MHz ( ) U 1 mv 10 mv 40 Hz 100 khz ( ) U Generate 10 mv 100 mv 40 Hz 100 khz ( ) U 100 mv 500 mv 40 Hz 100 khz ( ) U 500 mv 10 V 40 Hz 100 khz ( ) U 10 V 750 V 45 Hz 100 khz ( ) U 750 V V 45 Hz 33 khz ( ) U 500 mv 1V 100 khz 1 MHz ( ) U LF 3 2 Alternating voltage -ratio khz U out/u in LF 4 0 Alternating current 100 A 5 ma 40 Hz 5 khz ( ) I Measuring 5 ma 2 A 40 Hz 20 khz ( ) I 2 A 20 A 40 Hz 20 khz ( ) I 100 A 5 ma 40 Hz 5 khz ( ) I Generate 5 ma 2 A 40 Hz 5 khz ( ) I 2 A 20 A 40 Hz 5 khz ( ) I Dutch Accreditation Council RvA Pagina 3 van 14

4 Chamber Commerce: Range Frequency CMC 1 Remarks Location LF 6 1 Resistance Measuring and Generate 10 m 100 m ( ) R 100 m 1 ( ) R 1 1 M ( ) R 1 M 10 M ( ) R 10 M 110 M ( ) R 100 M 1 G ( ) R LF 6 4 Capacitance 1 pf 10 pf 1 khz ( ) C Measuring 10 pf 100 pf 1 khz ( ) C 3-pole 100 pf 100 nf 1 khz ( ) C 100 nf 1 F 1 khz ( ) C 1 F 10 F 1 khz ( ) C 1 pf 100 pf 1 khz ( ) C 2-pole 100 pf 1 nf 1 khz C 1 nf 10 F 1 khz ( ) C 1 pf 10 pf 1 khz ( ) C Generate (decade values) 10 pf 100 pf 1 khz ( ) C 3-pole 100 pf 100 nf 1 khz C 100 nf 1 F 1 khz ( ) C 1 F 10 F 1 khz ( ) C Dutch Accreditation Council RvA Pagina 4 van 14

5 Chamber Commerce: Range Frequency CMC 1 Remarks Location LF 6 7 Inductance 100 H 1 mh 1 khz ( ) L Measuring 1 mh 100 mh 1 khz ( ) L Q mh 1 H 1 khz ( ) L 1 H 10 H 1 khz ( ) L 100 H 1 mh 1 khz ( ) L Generate (decade values) 1 mh 100 mh 1 khz ( ) L 100 mh 1 H 1 khz ( ) L 1 H 10 H 1 khz ( ) L T F 0 0 T F 2 0 Time and frequency Relative time TF 2 1 Frequency 0.1 Hz Hz ( ) Measuring 100 Hz - 6 GHz ( ) 0.1 / 1 / 5 / 10 MHz Generate TF 2 2 Time interval Stopwatches, time basic ( ) s/d 0.05 s/d The laboratory (calibration) environment is nominal 23±1 C. This list accredited activities refer to, unless otherwise stated, the calibrations performed in the laboratory. Dutch Accreditation Council RvA Pagina 5 van 14

6 Chamber Commerce: DM 0 0 DIMENSIONAL QUANTITIES DM 1 0 Length gauges Comparative measure Steel and Ceramic (1 100) mm 0.07 m l Steel ( ) mm 0.2 m l Tungsten carbide (1 100) mm 0.05 m l Feeler gauge 5 mm 0.5 µm SIP 302M & 305M DM 2 0 Line scales, distance Dial gauge 25 mm 2.5 m Extensometers - displacement 60 mm 0.2 µm l DM 3 0 Length measuring Setting gauge (1 100) mm 0.45 m l SIP 302M & 305M ( ) mm 0.25 m l SIP 302M & 305M ( ) mm 1.1 m l Trimos HPA 2000 Micrometer (Screw gauges) 25 mm 2.5 m l Determination deviation G (25 500) mm 2.5 m l Determination deviation G me Vernier calliper mm Analog: 19 m l Digital: 14 m l 2 Calibration and ment Capability (CMC): Demonstrated measurement uncertainty, with coverage probability 95%, in a given measurement point or measurement range. ment uncertainty, U, is calculated according to EA-4/02 "Evaluation the Uncertainty ment in Calibration". Dutch Accreditation Council RvA Pagina 6 van 14

7 Chamber Commerce: DM 4 0 Diameter Setting gauges and plug gauges Ø (1 30) mm 0.6 m Lasermicrometer Ø (30 100) mm 0.45 m l SIP 302M & 305M Ø ( ) mm 0.25 m l SIP 302M & 305M Setting Ring and Ring gauges Ø (1 10) mm 1.5 m l Ø (10 300) mm 0.8 m l Zeiss UPMC 550 SIP 302M & 305M cylinders Ø (1 30) mm 0.6 m Lasermicrometer Ø (30 100) mm 0.45 m l SIP 302M & 305M Ø ( ) mm 0.25 m l SIP 302M & 305M Conical (taper) ring and pin Inside micrometer (3- point) Ø (1 500) mm 1.8 m l h 390 mm Ø (6 150) mm 2.5 m l DM 7 0 Thread quantities Cylindrical thread Setting gauges and check plug gauges Effective diameter Ø (1 45) mm 2.8 m Method 2a, according to TCGM SIP 302M & 305M Ø (45 90) mm 2.4 m SIP 302M & 305M Ø (90 220) mm 2 m SIP 302M & 305M Thread Pitch (0.25 6) mm 0.5 m SIP 305M Thread ring gauge Fit with gauges Check gauges Check gauges Method 0, according to TCGM Flank angle α = 27.5 ο and 30 ο Effective diameter M2 to M12 Ø (10 150) mm 2.8 m 2.5 m l h 390 mm α = half top angle Method 2a, according to TCGM Dutch Accreditation Council RvA Pagina 7 van 14

8 Chamber Commerce: Conical tread gauges Fit with gauges Check gauges Check gauges Method 0, according to TCGM Tread pitch Flank angle (0.5 10) mm α = 27.5 ο and 30 ο 1 m l Method 2a according to TCGM α = half top angle Method 2a according to TCGM Plug, flank diameter Ø (2 220) mm 4.5 m l Ring, flank diameter Ø (10 150) mm 4.5 m l Thread quantities measured with Master scanner (Thread trapezium excluded) Method 2a according to TCGM Method 4 according to TCGM d = nominal diameter = flank angle P = pitch Cylindrical & Conical thread Thread plug gauges (external thread) - outside, core diameter - flank diameter Ø (2 90) mm Ø (2 90) mm 1.5 μm 2.5 μm 27 Thread ring gauges (internal thread) - outside, core diameter - flank diameter Ø (3 100) mm Ø (3 100) mm 1.5 μm 2.5 μm 4.0 μm 27 <27 Thread plug gauges (external thread) - outside, core diameter - flank diameter Ø (2-90) mm Ø (2-90) mm 1.5 μm l 2.5 μm 4.5 μm 27 <27 Thread ring gauges (internal thread) - outside, core diameter - flank diameter Ø (3-100) mm Ø (3-100) mm 1.5 μm l 2.5 μm 4.5 μm 27 < 27 Dutch Accreditation Council RvA Pagina 8 van 14

9 Chamber Commerce: DM 8 0 Coordinate Measuring Machines X, Y and Z axis using calibration fixture (stepgauge) measuring (reference). max mm 0.95 µm l ment uncertainty steel reference and glass ruler. max mm 1.0 µm l ment uncertainty steel reference and glass ruler. max. 100 mm 0.6 µm ment uncertainty steel reference and zerodur ruler. max. 500 mm 1.2 µm l ment uncertainty steel reference and zerodur ruler. max. 570 mm 0.5 µm l ment uncertainty zerodur reference and zerodur ruler. DM 8 1 Machine tools, work pieces Zeiss UPMC 550 Distance points max. 500 mm 1.1 m l Distance parallel flats, outside Distance parallel flats, inside max. 500 mm 1.1 m l (1 500) mm 1.1 m l Diameter outside max. Ø 500 mm 1.5 m l Diameter inside Ø (1 500) mm 1.5 m l Squareness elements Angle between Lace or flats (1 500) mm 1.5 m l (1 500) mm 1.5 m l 2 blade length l >160 mm. Rightness (1 500) mm 1.9 m Dutch Accreditation Council RvA Pagina 9 van 14

10 Chamber Commerce: Flatness (1 1) mm till ( ) mm 2.4 m Roundness max. Ø 500 mm 1,5 m + 0, r Cylindricity max. Ø 850 mm 2.2 m l ight gauges max mm 0.45 m h DM 9 0 Angle measurement ment equipment for angle Blade type square (90 ) max. 500 mm blade length 1.5 m l MW 1 0 Mass MW 1 2 Weighing instruments (0 33) kg m + last digit + h/2 h = Repeatability ( ) kg m + last digit + h/2 h = Repeatability PV 0 0 Pressure and vacuum PV 1 1 Gas - absolute pressure ( ) kpa 0.1 kpa p air ( ) kpa 0.35 kpa p air PV 1 2 Gas - over atmospheric pressure ( ) kpa 0.01 kpa pe nitrogen 1 ( ) kpa 0.09 kpa pe air ( ) kpa 0.34 kpa pe air Dutch Accreditation Council RvA Pagina 10 van 14

11 Chamber Commerce: PV 2 1 Liquid - absolute pressure ( ) kpa 0.1 kpa p oil ( ) kpa 0.35 kpa p oil (30 70) MPa p oil PV 2 2 Liquid - over atmospheric pressure ( ) kpa 0.09 kpa pe oil ( ) kpa 0.34 kpa pe oil (30 70) MPa pe oil TQ 0 0 Torque Torque wrench 1 Nm 0.03 Nm + M/80 + Hios 6 Nm 0.05 Nm + M/ Nm 0.15 Nm + M/200 + (1 55) Nm 0.15 Nm + M/500 + Gedore (9 320) Nm 0.2 Nm + M/250 + ( ) Nm 1 Nm + M/350 + Dutch Accreditation Council RvA Pagina 11 van 14

12 Chamber Commerce: (0 25) Nm 0.05 Nm + M/500 + (25 100) Nm 0.1 Nm + M/500 + (25 250) Nm 0.2 Nm + M/250 + (25 500) Nm 0.25 Nm + M/250 + ( ) Nm 0.5 Nm + M/200 + Norbar Dutch Accreditation Council RvA Pagina 12 van 14

13 Chamber Commerce: Calibrations on location DM 0 0 DIMENSIONAL QUANTITIES DM 2 0 Line scales, distance On site Dial gauge 25 mm 2.5 m ISO 463; DIN 878; DIN 879; DIN 2270 DM 3 0 Length measuring Instruments On site Instrument displacement L Micrometer (Screw gauges) 0 20 m 0.46 µm l Laser interferometer 25 mm 2.5 m l Determination deviation G (25 500) mm 2.5 m l Determination deviation G me Vernier calliper max mm Analog: 19 m l Digital: 14 m l DM 4 0 Inside micrometer (3-point) Ø (6 150) mm 2.5 m l On site DM 5 0 Surface plate max mm mm 0.95 µm 2 + (0.05 H c ) 2 Hc = Flatness deviation On site DM 8 1 Machine tools, work pieces On site ight gauges max mm 0.45 m h MW 1 0 Mass MW 1 2 Weighing instruments max. 33 kg m + latest digit + h/2 max kg m + latest digit + h/2 h = Repeatability h =Repeatability On site Dutch Accreditation Council RvA Pagina 13 van 14

14 Chamber Commerce: TQ 0 0 Torque Torque wrench 1 Nm 0.03 Nm + M/ Nm 0.05 Nm + M/ Nm 0.15 Nm + M/200 + Hios On site (1 55) Nm 0.15 Nm + M/500 + (9 320) Nm 0.2 Nm + M/250 + ( ) Nm 1 Nm + M/350 + Gedore (0 25) Nm 0.05 Nm + M/500 + (25 100) Nm 0.1 Nm + M/500 + (25 250) Nm 0.2 Nm + M/250 + (25 500) Nm 0.25 Nm + M/250 + ( ) Nm 0.5 Nm + M/200 + Norbar 1 A pressure -100 kpa is only feasible if the "p e ambient" is greater than 100 kpa (absolute) Environment laboratory (temperature) for calibration geometrical equipment (pressure and various): 20 ± 1 C Environment laboratory (temperature) for calibration geometrical equipment (gauge blocks, calibre- and 3D measurement): 20 ± 0,4 C Required environment (temperature) for on-site (geometrical calibration): 20 ± 5 C Dutch Accreditation Council RvA Pagina 14 van 14

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2005 & ANSI/NCSL Z

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2005 & ANSI/NCSL Z540-1-1994 ALDINGER COMPANY 1440 Prudential Drive Dallas, TX 75235 Timothy R. Detten Phone: 214 638 1808 CALIBRATION Valid To: July 31, 2018 Certificate