Major tech MT476 Руководство по эксплуатации - Страница 7
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2. SPECIFICATIONS
Function
LCD display
Voltage range
Resolution
Tolerances
400VAC Max.
measuring current
690VDC Max.
measuring current
Voltage Detection
Polarity Detection
Range Detection
Response Time
Operation Time
Recovery Time
ACV Frequency Range
Internal Impedance
LCD On
Single-pole Phase Test
Voltage range
ACV Frequency range
Continuity Test
Resistance range
Test current
Overvoltage protection
Rotary Field Indication
Voltage range (LEDs)
Frequency range
Measurement principle
Low impedance test
Voltage range
Low impedance
Operation time
Overvoltage protection
Power supply
Power consumption
Temperature range
Humidity
Overvoltage class
Range
1999 counts (3 1/2 digit) LCD display with
bargraph & backlight
6, 12, 24, 50, 120, 230, 400, 690V AC/DC
1V AC/DC
DCV: + 1.0% of reading +3 digit
ACV: + 1.5% of reading +5 digit
approx. ≤1.0mA
approx. ≤1.5mA
automatic
full range
automatic
< 500ms, 2 - 3 times/sec.
30sec.
240sec.
50/60Hz
600KΩ/5kΩ@ELV a.c.
>4. 5V AC/DC
100-400V AC
50/60Hz
<400kΩ
5μA
400V AC/DC, 690V DC
100-400V
50/60Hz
Double-pole and contact electrode
12-230V AC/DC
<6kΩ
5s<250V AC/DC, Is≤ 0.2A(690V)/30s max.
3s<400V AC/690V DC
2 x 1.5V "AAA" Batteries
Max.30mA / approx. 250mW
-10°C up to +55°C
Max. 85% relative humidity
CAT III 1000V CAT IV 600V
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