CERTIFICATE OF ACCREDITATION ANSI-ASQ National Accreditation Board 500 Montgomery Street, Suite 625, Alexandria, VA 22314, 877-344-3044 This is to certify that NQA & Conformity Assessment Laboratory 23B Adebayo Sholanke S. Off Allen Avenue Lagos, Nigeria has been assessed by ANAB and meets the requirements of international standard ISO/IEC 17025:2005 while demonstrating technical competence in the field of CALIBRATION Refer to the accompanying Scope of Accreditation for information regarding the types of calibrations to which this accreditation applies. AC-2129 Certificate Number Certificate Valid: 01/08/2019-03/08/2021 Version No. 003 Issued: 01/08/2019 This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2005. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system (refer to joint ISO-ILAC-IAF Communiqué dated April 2017).
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2005 NQA & Conformity Assessment Laboratory 23B Adebayo Sholanke S. Off Allen Avenue Lagos, Nigeria Sunny Obaze Phone: +234 805 743 9999 Email: info@nqa-ca.com Website: www.nqa-ca.com CALIBRATION Valid to: March 08, 2021 Certificate Number: AC-2129 Electrical DC/Low Frequency DC Voltage Generate DC Voltage Measure DC Current Generate DC Current Measure DC Current Current Clamp (Non-Toroidal) (0 to 330) mv (0.33 to 3.3) V (3.3 to 33) V (33 to 330) V (330 to 1 020) V (0 to 200) mv (0.2 to 2) V (2 to 20) V (20 to 200) V (200 to 1 000) V (0.3 to 3.3) ma (3.3 to 33) ma (33 to 330) ma 330 ma to 2.2 A (2.2 to 11) A (0 to 200) μa (0.2 to 2) ma (2 to 20) ma (20 to 200) ma (0.2 to 2) A (2 to 20) A 10 to 16.5 A 16.5 to 150 A 150 to 550 A 7.9 μv 32 μv 0.32 mv 3.7 mv 32 mv 2.3 μv 2.6 μv 12 μv 0.15 mv 1.6 mv 0.13 μa 1 μa 11 μa 0.24 ma 2.9 ma 0.41 na 6.5 na 69 na 1.8 μa 54 μa 1.2 ma 71 ma 0.25 A 1.4 A Fluke 8508A NQA-IKW-CA-02 Fluke 8508A NQA-IKW-CA-04 with 5500A/coil Page 1 of 11
AC Voltage Generate (1 to 33) mv (10 to 45) Hz 45 Hz to 10 khz (10 to 20) khz (20 to 50) khz (50 to 100) khz (100 to 500) khz (33 to 330) mv (10 to 45) Hz 45 Hz to 10 khz (10 to 20) khz (20 to 50) khz (50 to 100) khz (100 to 500) khz (330 mv to 3.3) V (10 to 45) Hz 45 Hz to 10 khz (10 to 20) khz (20 to 50) khz (50 to 100) khz (100 to 500) khz (3.3 to 33) V (10 to 45) Hz 45 Hz to 10 khz (10 to 20) khz (20 to 50) khz (50 to 100) khz (33 to 330) V (10 to 45) Hz 45 Hz to 10 khz (10 to 20) khz (330 to 1 000) V 45 Hz to 1 khz (1 to 5) khz (5 to 8) khz 28 μv 25 μv 26 μv 27 μv 45 μv 83 μv 0.15 mv 33 μv 69 μv 0.13 mv 0.3 mv 0.91 mv 0.87 mv 0.2 mv 0.4 mv 0.97 mv 3 mv 6.1 mv 8.7 mv 3.3 mv 6.5 mv 13 mv 29 mv 29 mv 52 mv 75 mv 0.29 V 0.88 V 2.9 V Page 2 of 11
AC Voltage Measure AC Voltage Measure (0 to 200) mv (1 to 10) Hz (10 to 100) Hz 100 Hz to 2 khz (2 to 10) khz (10 to 30) khz (30 to 100) khz (0.2 to 2) V (1 to 10) Hz (10 to 40) Hz (40 to 100) Hz 100 Hz to 2 khz (2 to 10) khz (10 to 30) khz (30 to 100) khz (100 to 300) khz 300 khz to 1 MHz (2 to 20) V (1 to 10) Hz (10 to 40) Hz (40 to 100) Hz 100 Hz to 2 khz (2 to 10) khz (10 to 30) khz (30 to 100) khz (100 to 300) khz 300 khz to 1 MHz (20 to 200) V (1 to 10) Hz (10 to 40) Hz (40 to 100) Hz 100 Hz to 2 khz (2 to 10) khz (10 to 30) khz (30 to 100) khz (200 to 1 000) V (1 to 10) Hz (10 to 40) Hz 40 Hz to 10 khz (10 to 30) khz 14 μv 4.1 μv 2 μv 4.1 μv 8.1 μv 20 μv 0.15 mv 44 μv 39 μv 36 μv 43 μv 86 μv 0.32 mv 2.7 mv 22 mv 1.5 mv 0.44 mv 0.39 mv 0.36 mv 0.43 mv 0.86 mv 3.2 mv 27 mv 0.22 V 15 mv 4.4 mv 3.9 mv 3.6 mv 4.3 mv 8.6 mv 32 mv 0.1 V 45 mv 44 mv 87 mv Fluke 8508A NQA-IKW-CA-02 Fluke 8508A NQA-IKW-CA-02 Page 3 of 11
AC Current Generate AC Current Generate (0.33 to 3.3) ma (10 to 20) Hz (20 to 45) Hz 45 Hz to 1 khz (1 to 5) khz (5 to 10) khz (3.3 to 33) ma (10 to 20) Hz (20 to 45) Hz 45 Hz to 1 khz (1 to 5) khz (5 to 10) khz (33 to 330) ma (10 to 20) Hz (20 to 45) Hz 45 Hz to 1 khz (1 to 5) khz (5 to 10) khz (0.33 to 2.2) A (10 to 45) Hz 45 Hz to 1 khz (1 to 5) khz (2.2 to 11) A (45 to 65) Hz (65 to 500) Hz 500 Hz to 1 khz 1.7 μa 0.7 μa 0.7 μa 1.1 μa 2.6 μa 11 μa 7.5 μa 7 μa 11 μa 27 μa 0.11 ma 74 μa 71 μa 0.11 ma 0.27 ma 1.2 ma 0.74 ma 3.2 ma 5 ma 5.8 ma 11 ma Page 4 of 11
AC Current Measure AC Current Current Clamp (Non-Toroidal) AC Current Current Clamp (Toroidal) (0-200) μa 1 Hz to 10 khz 200 μa to 2 ma 1 Hz to 10 khz (2-20) ma 1 Hz to 10 khz (20-200) ma (1-10) Hz 10 Hz to 10 khz 200 ma - 2 A 10 Hz to 2 khz (2 to 10) khz (2-20) A 10 Hz to 2 khz (2 to 10) khz (10 to 16.5) A (16.5 to 110) A (110 to 150) A (150 to 550) A (10 to 16.45) A (16.5 to 110) A (110 to 150) A (150 to 550) A 20 na 0.27 μa 2.7 μa 27 μa 26 μa 0.33 ma 0.35 ma 3.7 ma 7.1 ma 0.1 A 0.15 A 0.4 A 0.48 A 1 A 1.6 A 2 A 2.8 A 40 ma 96 ma 84 ma 0.18 A 0.39 A 1 A 0.59 A 1.5 A Fluke 8508A NQA-IKW-CA-04 with 5500A/coil Page 5 of 11
Resistance - Generate Resistance Measure (0 to 11) Ω (11 to 33) Ω (33 to 110) Ω (110 to 330) Ω 330 Ω to 1.1 kω (1.1 to 3.3) kω (3.3 to 11) kω (11 to 33) kω (33 to 110) kω (110 to 330) kω (330 to 1100) kω (1.1 to 3.3) MΩ (3.3 to 11) MΩ (11 to 33) MΩ (33 to 110) MΩ (110 to 330) MΩ (0 to 2) Ω (2 to 20) Ω (20 to 200) Ω (0.2 to 2) kω (2 to 20) kω (20 to 200) kω (0.2 to 2) MΩ (2 to 20) MΩ (20 to 200) MΩ (0.2 to 2) GΩ (2 to 20) GΩ 20 mω 22 mω 29 mω 52 mω 0.19 Ω 0.42 Ω 1.9 Ω 4.2 Ω 21 Ω 53 Ω 0.26 kω 0.64 kω 8.3 kω 39 kω 0.64 MΩ 1.9 MΩ 4.1 nω 34 nω 0.21 uω 2.1 mω 21 mω 0.21 Ω 2.9 Ω 0.14 kω 13 kω 1.3 MΩ 13 MΩ Fluke 8508A NQA-IKW-CA-08 Page 6 of 11
Capacitance Generate Electrical Simulation of Thermocouple Instrumentation (0.33 to 0.5) nf (0.5 to 1.1) nf (1.1 to 3.3) nf (3.3 to 11) nf (11 to 33) nf (33 to 110) nf (110 to 330 nf 330 nf to 1.1 μf (1.1 to 3.3) μf (3.3 to 11) μf (11 to 33) μf (33 to 110) μf (110 to 330) μf (330 to 1 100) μf Type B (600 to 800) C (800 to 1 000) C (1 000 to 1 550) C (1 550 to 1 820) C Type E (-250 to -100) C (-100 to -25) C (-25 to 350) C (350 to 650) C (650 to 1 000) C Type J (-210 to -100) C (-100 to -30) C (-30 to 150) C (150 to 760) C (760 to 1 200) C Type K (-200 to -100) C (-100 to -25) C (-25 to 120) C (120 to 1 000) C (1 000 to 1 372) C 15 pf 18 pf 31 pf 76 pf 0.21 nf 0.44 nf 1.3 nf 4.4 nf 17 nf 57 nf 0.19 μf 0.78 μf 3 μf 13 μf 0.52 C 0.4 C 0.35 C 0.39 C 0.58 C 0.19 C 0.16 C 0.19 C 0.24 C 0.31 C 0.19 C 0.16 C 0.2 C 0.27 C 0.39 C 0.21 C 0.19 C 0.3 C 0.46 C Page 7 of 11
Electrical Simulation of Thermocouple Instrumentation Electrical Simulation of RTD Instrumentation Type N (-200 to -100) C (-100 to -25) C (-25 to 120) C (120 to 410) C (410 to 1 300) C Type R (0 to 250) C (250 to 400) C (400 to 1 000) C (1 000 to 1 767) C Type S (0 to 250) C (250 to 1 000) C (1 000 to 1 400) C (1 400 to 1 767) C Type T (-250 to -150) C (-150 to 0) C (0 to 120) C (120 to 400) C Pt 385, 100 Ω (-200 to -80) C (100 to 300) C (300 to 400) C (400 to 630) C (630 to 800) C Pt 3926, 100 Ω (-200 to -80) C (100 to 300) C (300 to 400) C (400 to 630) C 0.46 C 0.27 C 0.22 C 0.21 C 0.31 C 0.67 C 0.41 C 0.39 C 0.47 C 0.55 C 0.42 C 0.43 C 0.54 C 0.74 C 0.28 C 0.19 C 0.16 C 0.059 C 0.059 C 0.083 C 0.11 C 0.12 C 0.14 C 0.27 C 0.083 C 0.11 C 0.12 C 0.14 C Page 8 of 11
Electrical Simulation of RTD Instrumentation Electrical Simulation of RTD Instrumentation Pt 3916, 100 Ω (-200 to -190) C (-190 to -80) C (100 to 260) C (260 to 300) C (300 to 400) C (400 to 600) C (600 to 630) C Pt 385, 200 Ω (-200 to -80) C (100 to 260) C (260 to 300) C (300 to 400) C (400 to 600) C (600 to 630) C Pt 385, 500 Ω (-200 to -80) C (100 to 260) C (260 to 300) C (300 to 400) C (400 to 600) C (600 to 630) C Pt 385, 1000 Ω (-200 to -80) C (100 to 260) C (260 to 300) C (300 to 400) C (400 to 600) C (600 to 630) C Pt Ni 385, 120 Ω (Ni 120) (100 to 260) C 0.29 C 0.05 C 0.072 C 0.083 C 0.11 C 0.12 C 0.27 C 0.05 C 0.05 C 0.05 C 0.14 C 0.15 C 0.16 C 0.19 C 0.05 C 0.072 C 0.11 C 0.13 C 0.05 C 0.072 C 0.11 C 0.13 C 0.16 C Cu 427, 10 Ω (-100 to 260) C 0.35 C Page 9 of 11
Length Dimensional metrology Calipers (1 to 250) mm 5.8 μm Micrometers (1 to 250) mm 0.8 μm Dial Gauges (1 to 100) mm 0.8 μm Gauge blocks (metric) Gauge blocks (metric) Gauge blocks (metric) NQA-IKW-CA-14 Mass and Mass Related Balances / Scales Mass Weights Volume 1 g to 1 kg (1 to 20) kg (20 to 50) kg (50 to 150) kg 1 mg to 5 g (5 to 200) g 200 g to 1 kg (1 to 5) kg (5 to 20) kg (1 to 10) μl (10 to 100) μl 100 μl to 1 ml (1 to 10) ml (10 to 200) ml 1.7 mg 18 mg 0.1 g 0.92 g 6.5 μg 0.58 mg 5.8 mg 6 mg 26 mg 6.5 nl 11 nl 19 nl 67 nl 0.58 μl Standard Weights Standard weights / scales NQA-IKW-CA-27 Gravimetric measurement NQA-IKW-CA-28 Thermodynamic Temperature Measuring (-40 to -20) C (-20 to 0.0) C (0.0 to 100) C (100 to 300) C 0.22 C 0.13 C 0.14 C 0.3 C PRT probe, temperature readout metrology well, and Espec climatic chamber Page 10 of 11
Thermodynamic Temperature Measure Relative Humidity Measuring Relative Humidity Measure (-200 to 0) C (100 to 300) C (300 to 420) C (10 to 40) %RH (40 to 90) %RH (90 to 98) %RH (10 to 40) %RH (40 to 90) %RH (90 to 98) %RH 0.07 C 0.08 C 0.11 C 0.16 C 1.3 %RH 1.6 %RH 2.2 %RH 1.3 %RH 1.6 %RH 2.2 %RH PRT probe and temperature readout Vaisala HMP77 Humidity/Temperature Probe / Espec chamber Vaisala HMP77 Humidity/Temperature Probe Time and Frequency Frequency Measuring (10 to 120) Hz (120 to 1200) Hz (1.2 to 12) khz (12 to 120) khz (120 to 1 200) khz (1.2 to 2) MHz 4.9 mhz 37 mhz 0.4 Hz 3.6 Hz 36 Hz 63 Hz Calibration and Measurement Capability (CMC) is expressed in terms of the measurement parameter, measurement range, expanded uncertainty of measurement and reference standard, method, and/or equipment. The expanded uncertainty of measurement is expressed as the standard uncertainty of the measurement multiplied by a coverage factor of 2 (k=2), corresponding to a confidence level of approximately 95%. Notes: 1. This scope is formatted as part of a single document including Certificate of Accreditation No. AC-2129. Page 11 of 11