| Portable Wh Meter Tester
Single-Phase Wireless High-Accuracy Field Tester
The MT-1/WT1 provides safe and fast results, no “strings” attached…
Meter technicians can accurately test residential, commercial or industrial electricity meters on site in mere minutes.
The MT-1/WT1 has a built-in two-phase phantom load consisting of synthesized 50 A current sources and a two-phase electronic standard with a typical accuracy of ±0.02% and a guaranteed accuracy of ±0.05%. It comes with a complete calibration report certifying measurement accuracy across its entire operating range.
- Control the MT-1/WT1 wireless meter tester with the Probewell Connect 2.0 app via the built-in private WiFi network
SKU: WT1
Big technological leaps come in small packages…
Weight: 5.7 lb. | Size: 6.9″ X 6.7″
MT-1/WT1 | Description
Easily acquire accurate measurements wirelessly
Like all our wireless products, the meter tester can be paired with a mobile device in seconds by scanning its QR code, when using Probewell Connect 2.0.
Compatible Forms Supported by the MT-1/WT1 meter tester
Easily configurable with twist & lock removable tabs, you will be able to test both solid state and electromechanical meters.
Single-phase: 1S, 2S, 3S, 4S, 12S(N) and 25S
Class: 10, 20, 100, 200, 320**
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Meter Form |
1S |
2S |
3S |
4S |
5S |
6S |
8S |
9S |
12S |
14S |
15S |
16S |
Aclara® Fitzall ™ |
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35S |
36S |
25S |
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45S |
46S |
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Meter Tester |
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Self-Contained |
CT-Rated |
Self-Contained |
CT-Rated |
Self-Contained |
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Available tests
KYZ Test
Portable Wh Meter Tester
Single-phase Wireless High-Accuracy Field tester
Big technological leaps
come in small packages…
Weight: 5.7 lb. | Size: 6.9″ X 6.7″
The MT-1/WT1 provides safe and fast results, no “strings” attached…
Meter technicians can accurately test residential, commercial or industrial electricity meters on site in mere minutes.
The MT-1/WT1 has a built-in two-phase phantom load consisting of synthesized 50 A current sources and a two-phase electronic standard with a typical accuracy of ±0.02% and a guaranteed accuracy of ±0.05%. It comes with a complete calibration report certifying measurement accuracy across its entire operating range.
- Control the MT-1/WT1 wireless meter tester with the Probewell Connect 2.0 app via the built-in private WiFi network
SKU: WT1
MT-1/WT1 | Description
Easily acquire accurate measurements wirelessly
Like all our wireless products, the meter tester can be paired with a mobile device in seconds by scanning its QR code, when using Probewell Connect 2.0.
Available tests
KYZ Test
Compatible Forms Supported by the MT-1/WT1 meter tester
Easily configurable with twist & lock removable tabs, you will be able to test both solid state and electromechanical meters.
Single-phase:
1S, 2S, 3S, 4S, 12S(N) and 25S
Class: 10, 20, 100, 200, 320**
MT-1/WT1 | Technical Specifications
| COMPATIBLE METERS | |
| Single-Phase | 1S, 2S, 3S*, 4S, 5S, 12S(N), 25S and 45S |
| Class | 10, 20, 100, 200, 320** |
| COMPATIBLE DEVICES | |
| Operating systems | IOS®, Android®, Windows® |
| TEST SOCKET | |
| Input Voltage | 100 – 600VAC |
| Line Frequency | 58 – 62Hz |
| Power Consumption | 75VA (maximum) |
| Circuit Breakers | 2 x 1A (press-to-reset mechanism) |
| CURRENT SYNTHESIZERS | |
| Adjustable Current | 0.25 to 50A |
| Phase Angle (Wh) | Unity and 60° Lag |
| Phase Angle (VARh) | 90° and 30° Lag |
| INTERNAL 3-PHASE WATTHOUR STANDARD | |
| Typical Accuracy | ±0.02% |
| Guaranteed Accuracy | ±0.05% |
| ENVIRONMENT | |
| Operation Temperature | -4° to 140°F (-20° to 60°C) |
| Storage Temperature | -4° to 140°F (-20° to 60°C) |
| Humidity | 5% to 95% (non condensing) |
| PHYSICAL DIMENSIONS | |
| Test Socket (Diam. x L) | 6.9” x 7.7” |
| WEIGHT | |
| Test Socket | 6.4 lb |
| WARRANTY | |
| Parts and Labor | 2-years limited*** |
| ADVANCED FEATURES | |
| Wh/VARh | |
| Reverse Flow Test for bidirectional meters | |
| Line Monitor | |
| KW Demand Test | |
| Creep Test | |
| INCLUDED | |
| Carrying bag | Update cable |
| User’s manual | Probewell Connect App. |
| Quick Start Guide | 2 Removable Twist Tabs |
| Calibration report | |
*An adapter is required to verify 3S Sensus Meter.
**An adapter may be required depending on the meter installation.
***Only applicable to units shipped to Canada or USA. 1-year warranty for other countries.
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