20A Auto – Calibrating Ohmmeter for Transformers with Touch Screen and Bluetooth – Enviro Forest

Auto calibrating 20A Ohmmeter measures transformer windings and cables with 0.1µΩ resolution. Features touch screen, Bluetooth, and built-in printer for industrial testing.

SKU: EFOACO-103 Category:

Features

  • Measures transformer DC resistance, winding resistance, and low-value resistance.
  • Four-wire test method for high accuracy (0.2% precision).
  • 5-inch touch screen with full-colour LCD display.
  • Bluetooth and USB connectivity for data transfer.
  • Built-in printer for instant test results.
  • Dual temperature sensors (external probe and internal sensor).
  • Overload protection and automatic discharge.
  • Rechargeable 14.6V lithium battery (12,000mAh).

 

Technical Specifications

Resistance Range 10.0 µΩ to 1000.0 kΩ
Resolution 0.1 µΩ
Test Currents 20A, 10A, 5A, 1A, 0.1A, 10mA, or 1mA
Accuracy ± 0.2%
Display 5-inch touch screen (854 x 480)
Data Storage 800 groups
Connectivity Bluetooth or USB (PC or Mobile App)
Power Supply DC 14.6 V, 12,000 mAh lithium battery (Type-C charging)
Charging Time 4 to 6 hours
Protection Class IP67
Insulation >10 MΩ (500 V between circuit and case)
Pressure Resistance AC 3700 V/rms (circuit to case)
Dimensions 10.91 in x 8.96 in x 6.02 in (27.72 cm x 22.75 cm x 15.3 cm)
Operating Temp 32°F to 104°F (0°C to 40°C)
Weight 6.83 lb (3.1 kg)

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