Major tech MT474 Руководство по эксплуатации - Страница 6
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2. SPECIFICATIONS
Function
LED voltage range
LED resolution
Tolerances
Voltage detection
Acoustic signal
Polarity detection
Range detection
Response time
ACV Frequency range
Automatic load (RCD)
Internal basic load
Peak current
Operation time
Recovery time
LED 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
6
Range
12, 24, 36 ,50, 120, 230, 400, 690V AC/DC
±12, 24, 36, 50, 120, 230, 400, 690V AC/DC
-30% to 0% of reading
automatic
(AC voltage) yes
full range
automatic
< 0.1s LED
50/60Hz
yes
approx. 2.1W at 690V
1s <0.2A / Is (5s) < 3.5mA
ED =30s
10 min
About 4.5V AC/DC
100...690V AC
50/60Hz
<400kΩ
5μA
400V AC/DC, 690VDC
100...690V
50/60Hz
double-pole and contact electrode
6....690V AC/DC
<200kΩ
5s@<230V AC/DC, 3s@< 400, 690V AC/DC
400, 690V AC/DC <5s
2 x 1.5V "AAA" Batteries
max. 30mA / approx. 250mW
-10°C up to +55°C
max. 85% relative humidity
CAT III - 690V