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Products Portable Watthour Meter Testers

MT-1/NT3

Picture of the MT-1/NT3MT-1/NT3 is a portable 3‑phase watthour meter tester which tests com­mercial and industrial meter forms 12S, 14S, 15S and 16S, along with single-phase forms 1S and 2S with class ratings of 100, 200 and 320A.

  • Built-in 1 to 50A three current synthesizers.
  • Built-in 3‑phase watthour standard with an accuracy of ±0.02% typical. Comes with a complete calibration report. Accuracy can be checked against a primary standard traceable to NIST.
  • Reverse power flow testing capability for bidirectional solid-state meters.
  • Test socket weighs only 6.0 lbs!

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MT-1/NT4

Picture of the MT-1/NT4MT-1/NT4 is a portable single‑phase watthour meter tester which tests all common resi­dential meter forms 1S, 2S, 3S, 4S and commercial form 12S with class ratings of 10, 20, 100, 200 and 320A.

  • Built-in 0.25 to 50A two current synthesizers.
  • Built-in watthour standard with an accuracy of ±0.02% typical. Comes with a complete calibration report. Accuracy can be checked against a primary standard traceable to NIST.
  • Reverse power flow testing capability for bidirectional solid-state meters.
  • Test socket weighs only 5.3 lbs!

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NTDataOne

Picture of the NTDataOneNTDataOne software allows to upload test results from the handheld remote to a PC as a .CSV text file. It contains a Remote Manager to configure test param­eters and data logging questions to be used in the handheld remote.

A USB device is needed to connect the handheld remote to a PC and is included with standard NTDataOne package.

  • USB technology.
  • Auto-launch of software on PC.
  • No training required.

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Accessories

Picture of the MetercamIn order to facilitate testing in the field, Probewell offers a variety of useful accessories.

Among the accessories, you will find our disk pickup named the Metercam, an electronic camera disk sensor for electro­mechanical meters (rotating disk). We also offer an IR optical pickup for solid-state meter.

Other accessories are available:

  • Focus and magnetic adapters.
  • Latch for ring-type meter base.
  • Accuracy testing kit (ATK).

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