METROLOGY STANDARDS - MEASUREMENT TRACEABILITY AND ACCREDITATION/CALIBRATION AND MEASUREMENT CAPABILITIES STATUS

SNo / Measurement / Traceability Provided by / Standard/Equipment / Range of Measurement / Calibration and Measurement Capabilities(CMC)/AccreditationStatus
Force / Tubitak Ulusal Metroloji Enstitusu(UME), Turkey / Force transducers / 2 kN- 1 MN / Accredited
Torque / Korea Research Institute of Science & Technology (KRISS), Korea / Torque transducers / 2Nm- 2000 Nm / Not accredited but scheduled for 2017
Viscosity / Physikalisch-Technische Bundesanstalt (PTB), Germany / Standard glass capillary viscometers / 0.2 mm2/s - 1000mm2/s / Not accredited but scheduled for 2017
Direct Current & Low Frequency (AC/DC) / UME / DC voltage reference standard / 1.018 V 10V / Accredited
UME / Standard resistors / 1 Ω, 10 Ω, 100 Ω,1 kΩ, 10 kΩ / Accredited
UME / AC voltage standards / 0.1V - 1000 V(40 Hz - 1MHz) / Accredited
Mass / PTB / E1 mass standards / 1 mg -10 kg / Accredited
Density / Micro Precision Calibration Inc. (LSM), Germany / Standard hydrometers / 0.6 g/ml - 2.0 g/ml / Not accredited but scheduled for 2017
Zentrum Für Messen und Kalibrieren (ZMK), Germany / Density reference liquids / 0.6 g/ml - 2.0 g/ml / Not accredited but scheduled for 2017
Temperature / KRISS / Standard Platinum Resistance Thermometers (SPRT) / -40°C to 420°C / Accredited
Volume / PTB / Prover pipette/Flow meter / 20 L & 50 L / Accredited
Flow / PTB / Prover pipette/Flow meter / 5 L/h – 600000 L/h / Accredited
Length / UME / Gauge blocks / 0.5 mm – 1000 mm / Not accredited but scheduled for 2017
Length / UME / Laser interferometer / 0 – 50 m / Not accredited but scheduled for 2017
Sound in Air / KEBS Acoustics & Vibration (A&V) / Primary measurement microphone system / 10 Hz – 16 kHz / Published CMC in BIPM key comparison database (KCDB)
Sound in Air / KEBS A&V and KRISS / Sound calibrator / 31.5 Hz – 16 kHz / Traceable to the primary measurement microphone system
Sound in Air / KRISS / Sound level meter / 31.5 Hz – 16 kHz / Traceable to the primary measurement microphone system
Sound in Air / Audiological Service & Supply Corp / Audiometer (Ear Phone/Bone) / 125 Hz – 8 kHz / Traceable to the primary measurement microphone system
Linear Vibration / NMISA / Acceleration measuring instrument / 10 Hz – 5 kHz / Published CMC in BIPM KCDB
Linear Vibration / NMISA / Accelerometer / 10 Hz – 5 kHz / Published CMC in BIPM KCDB
Linear Vibration / NMISA / Acceleration measuring chain / 10 Hz – 5 kHz / Published CMC in BIPM KCDB
Time / Continuous to Coordinated Universal Time (UTC) as computed by the BIPM / Cesium Frequency Standards and Satellite Receiver System / 1 s – 86400 s /
  • Not accredited but scheduled for 2017
  • Continuous Key Comparison participation by Global Navigation Satellite System

Frequency / Continuous to UTC as computed by the BIPM / Cesium Frequency Standards and Satellite Receiver System / DC – 26.5 GHz /
  • Not accredited but scheduled for 2017
  • Continuous Key Comparison participation by Global Navigation Satellite System

Pressure / PTB / Piston cylinder unit 20 Bar/kg / 20 Bar – 1000 Bar / Successfully assessed in November 2014 and awaiting formal accreditation
Photometry / NMISA / Luminous intensity lamp / 390 cd – 701 cd / Not accredited
Photometry / NMISA / Lux meter / 390 lux – 510 lux / Not accredited
Energy and Transformer / NMISA / EPZ 301-61 / 120 V (0.5 A – 6 A) / Not accredited
Energy and Transformer / NMISA / AC- Energy meter / 144 V (5 A) / Not accredited
Dosimetry / PTB / LS01 PTW 32002 chambers / N40 – N250; Cs-137 / Not accredited but scheduled for 2017

D. Moturi

2017-11-07

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