SEFRAM MW 3950B, Руководство пользователя

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11
Maintenance
Do not attempt to repair this Tester. It contains no
user-serviceable parts. Repair or serving should
only be performed by qualified personnel.
Cleaning
Periodically wipe the case with a dry cloth and
detergent do not use abrasives or solvents.
General Specifications
LCD display digits:
6,000 digit large scale LCD readout
Measuring rate: 5 times / sec
Overload display: OL
Conductor Size: 40mm diameter
Battery Type:
2 Batteries, IEC LR6, NEDA 15A, Alkaline (AA)
Battery Life: Alkaline 60 hours
Low Battery Voltage: 2.5V ± 0.2V
Auto Power Off:
The Meter automatically turns off if the buttons
are not pressed for 20 minutes.
Dimensions (W x H x D) : 100 x 230 x 24 (mm)
Weight : 500g (including batteries)
Environmental Conditions
Temperature Coefficient:
0.1 x (specified accuracy) / °C (<18 °C or >28 °C)
Operating Temperature:
-10°C to 30 °C (≤ 80% R.H.)
30°C to 40 °C (≤ 75% R.H.)
40°C to 50 °C (≤ 45% R.H.)
Storage Temperature:
-20°C to 60°C (≤ 80% R.H., no batteries)
Max. Operating Altitude: 2000m (6562 ft.)
Vibration:
Random Vibration per MIL-PRF-28800F Class 2
Calibration cycle: One year
Indoor Use.