Insulation and Continuity Testers
絕緣和連續性測試儀
Model : MIT310
The Megger MIT310 all feature the popular Megger digital/analog display. Large 20mm high characters provide very clear readout, combined with an analog arc for the feel of an analog instrument, with a true analog response.
* Specification
Insulation ranges
Nominal Test Voltage
MIT310 1000 V, 500 V, 250 V (d.c.)
Measuring Range
All instruments 10 kΩ - 999 MΩ on all ranges
Short Circuit Current 1.5 mA nominal
Test Current on Load 1 mA at min. pass values of
insulation (as specified in BS7671, HD 384 and IEC 364)
Accuracy (at 20 °C)
MIT310 ±3%, ±2 digits up to 10 MΩ, ±5% up to 100 MΩ, ±30% up to full scale
Continuity ranges
Measuring Range: 0,01 Ω - 99,9 Ω (0 -50 Ω on analogue scale)
Open Circuit Voltage: 5 V ±1 V
Short Circuit Current
MIT310 205 mA +10 mA –5 mA
Accuracy (at 20 °C)
MIT310 ±3% ±2 digits
Measuring range 0 - 2/20/200/2 kΩ
Open circuit voltage 1.5 V +/-0.5 V
Zero Offset Adjust:
MIT310 0 - 9 Ω
Continuity Buzzer
MIT310 Operates at <5 Ω
MIT310 Response time <20 ms
Voltage range
Measuring Range: 0 - 600 V a.c. (50/60 Hz) or d.c.
Accuracy (at 20 °C)
MIT310 d.c. or a.c. (50/60 Hz):
±1%, ±2 digits
Temperature coefficient: <0,1% per °C on all ranges.
Default voltmeter
MIT 310 >25 V a.c. or d.c. is applied display will operate as a voltmeter.
Test inhibit: If more than 50 volts is detected, testing will be inhibited.
AutoPower Down MIT310
Auto power down operates after 10 minutes if left in standby
mode.
Temperature and humidity
Operating Range: 14°F to 140°F (-10°C to +60°C)
Operating Humidity: 93% R.H. at +40°C max.
Storage Range: -13°F to +158°F (-25°C to +70°C)
Test Result Storage (1000 results)
Job Number 255 locations
Distribution Board no. 99 locations
Circuits 99 locations
Phases P1, P2, P3
Last recorded result may be recalled to the display.
All data can be downloaded to a PC using Download Manager (supplied) or Megger Powersuite Professional of Windows software