Introduction
The VT750LCD is a compact, reliable, robust, & automatic voltage tester up to 750V. The tester can measure and indicate exact voltage (AC/DC), phase indication, phase rotation, continuity, RCD, and resistance via an LCD.
Features
| The Instruments | |
|
Voltage range |
12….750V AC/DC |
|
LED/Bargraph resolution |
± 12,24,50,120,230,400 ,750V |
|
LCD voltage range |
12V…750V AC/DC |
|
LCD resolution |
1V |
|
Accuracy |
AC ± (1.3%+5d ) DC ± (1.0%+2d ) |
|
Voltage detection |
Automatic |
|
Acoustic signal sound |
AC 50V DC 120V |
|
Polarity detection |
Full range |
|
Range detection |
Automatic |
|
Response time |
<0.1s/BAR <2s/RDG |
|
Frequency range |
DC, 45…65Hz |
|
Automatic load (RCD) |
Yes |
|
Peak current |
Is <0.2A / Is(5s) <3.5mA |
|
Operation time |
30sec |
|
Recovery Time |
240sec |
|
Auto Power On |
>12 VAC / DC |
| Single- pole Phase Test | |
|
Voltage range |
100…750V AC |
|
Frequency range |
45…65Hz |
| Resistance Test | |
|
Resistance Range |
0…2KΩ |
|
Accuracy |
± (2%+10d ) |
|
Resolution |
1Ω |
| Frequency Test | |
|
Frequency range |
30Hz~999Hz |
|
Accuracy |
± (0.3%+5d ) |
|
Resolution |
1Hz |
|
Vmin (61Hz~999Hz) |
20VAC |
| Continuity Test | |
|
Threshold |
< 200Ω |
|
Diode Test |
0.1~1.0V |
|
Resolution |
0.1V |
|
Overvoltage protection |
1000V AC/DC |
|
Rotary Field Indication |
|
|
Voltage range (LEDs) |
100…750V |
|
Frequency range |
50…60Hz |
|
Measurement principle |
Double-pole and firmly hold the grip (L2) |
|
Power supply |
2 x 1.5V IEC LR03 AAA size |
|
Power consumption |
Max. 32mA / approx. 94mΩ |
|
Operating Temperature |
-15ºC ~ 45ºC |
|
Storage Temperature |
-20ºC ~ 60ºC |
|
Temperature Coefficient |
0.2x(Spec.Accuracy / ºC <18ºC >28ºC |
|
Humidity |
Max. 85% relative humidity |
|
Height above sea level |
Up to 2000m |
|
Pollution Degree |
2 |
|
Type of protection |
IP65 |
|
CE |
EN61326 |
|
Safety |
EN61010 EN61010 -2-030 EN61010 -031 IEC61243 -3 UTE 18 -510 EN60529 GS38 |
|
Weight |
240g (incl. Batteries) |
|
Dimensions |
239x68x29mm |
|
Overvoltage category |
|
|
Overvoltage class |
CAT III 1000V/CAT IV 600V |
|
CAT. |
Application field |
|
CAT II |
The circuits directly connected to Low -volta ge Installation. |
|
CAT III |
The building installation |
|
CAT IV |
The source of the Low voltage installation. |
