Highly reliable service that’s traceable to national standards

The standard devices that Hioki use to calibrate and adjust products are all linked to national standards, ensuring that we can issue inspection reports with accurate, reliable calibrated values.

Traceability chart

  • National Institute of Advanced Industrial Science and Technology, Nationally recognized standards, National Institute of Information and Communications Technology, Japan Electric Meters Inspection Corporation, Manufacturer (Fluke), Manufacturer (Clarke Hess), Telecom Engineering Center / [Reference Standards] Standard resistors (Fluke742A-1, 742A-10k), Calibrator (Fluke 5700A), Amplifier (Fluke 5725A), AC measurement standard (Fluke 5790A), Current shunts (Fluke A40, A40A), Digital phase meter (Clarke Hess 6000A), Universal counter (Advantest TR5830D) / [Intermediate  Standards] Standard resistors (Alpha Electronics Corp. CSR), Standard Resistors (Yokogawa 2792, 2794), Multimeter (HP/Agilent 3458A), Current transformer (Tokyo Seiden CTS8-1 (50 A/5 A)), Current shunts (100 Ω, 1 kΩ) (Hioki) / [Calibration Equipment Used] Calibrator (Fluke 5520A) / Power HiTester (Hioki 3332)