21
Accuracy (at 20°C): ±5% ±2 digits up to 100 kΩ
Measuring range (MIT310A only): 0 - 2 kΩ (refer to continuity)
Voltage range
Measuring range: 0 - 600 V a.c. (50/60 Hz) or d.c.
Accuracy (at 20° C)
MIT300, 310, 320, 330: d.c. or a.c. (50/60Hz): ±1%,
±2 digits
MIT310A: ±2.5% of scale length for 50/60Hz
Temperature coefficient: <0,1% per °C on all ranges.
Default voltmeter
all test modes except off
MIT310, 320, 330 voltmeter:>25 V a.c. or d.c. is applied display will
operate as a voltmeter
M300: Beeps and flash ‘V’ on the display
M310A: Warning LED lights when [TEST] button is
pressed. Operates as voltmeter when test
button not pressed
Test inhibit: If more than 50 volts is detected, testing
will be inhibited.
Autopower down: Auto power down operates after 10
minutes if left in standby mode.
Environmental
Operating range: -10°C to +60°C
Operating humidity: 93% R.H. at +40°C max.
Storage range: -25°C to +70°C
Environmental protection: IP54
Results storage and downloading
Capacity: >1000 results
Download
: USB download lead 1.8m (supplied)
Download lead: T
ype A to Type B
Dimensions
All units 203 x 148 x 78 mm
Fuses
Terminals:
500 mA (F) 600 V, 32 x 6 mm ceramic
HBC 50 kA minimum.
Safety
Meets the requirements of IEC61010-1 Cat III 600 V phase to earth. Refer to
safety war
nings supplied.
Automatic discharge
A
fter an insulation test the item under test will be discharged automatically.
Any voltage present will be indicated on the display so that the discharge
can be monitored.
Power supply
Battery: 8 x 1,5 V cells IEC LR6 type(AA alkaline).
Rechargeable NiCAD or NiMH cells may be used.
Battery condition is constantly shown on the display as a four-section bar
graph.
Battery Life
5000 consecutive tests (5 seconds per test) on any test using 2Ah batteries.
MIT300_UG_en_V11.qxp 14/1/09 3:03 pm Page 21
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