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Product/Service >> เครื่องทดสอบแรงดันและกระแสไฟฟ้า >> Extech VT30: LCD Multifunction Voltage Tester
| Extech VT30: LCD Multifunction Voltage Tester Code: 001472 Description:
VT30: LCD Multifunction Voltage Tester ยี่ห้อ Extech, USA
Voltage, Continuity and Phase Tester with Flashlight and backlit digital Display with bargraph
The VT30 is a voltage, continuity and phase tester with built in flashlight and backlit digital display with bar graph. The tester features a double molded IP64 housing, polarity detection with LEDs for positive and negative DC and a CAT III 600 Volt / CATIV 600 Volt safety rating. This product is complete with a one year warranty, 2 AAA batteries, protective cap, and pouch case.
Features:
-
Large backlit LCD display
-
AC voltage (0 to 480V) and DC voltage (0 to 690V)
-
Polarity detection with LEDs for positive and negative DC
-
Continuity Test with audible tone
-
Phase rotation test for motors
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Two handed operation for low impedance testing
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Built-in flashlight for testing in tight areas
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Rubberized double-molded IP64 housing
For complete specs please download the product datasheet (not available for some accessories)
Specifications:
|
Unit |
Range |
|
LCD display |
1999 counts (3-1/2 digits) with bargraph and backlight |
|
Resolution |
1 Volt |
|
AC Voltage range |
0 to 480V |
|
ACV frequency range |
50/60Hz |
|
DC Voltage range |
0 to 690V |
|
Accuracy |
ACV ±(1.5%rdg + 5d); DCV ±(1.0%rdg + 3d) |
|
Range selection |
Automatic |
|
Max measuring current |
≤1.0mA (400VAC); ≤1.5mA (690VDC) |
|
Response time |
Updates 2-3 times/sec |
|
Input Impedance |
1MΩ (approx) |
|
Continuity test |
Range 0 to 200kΩ, guaranteed on < 50kΩ; |
|
Overvoltage protection |
480VAC/690VDC |
|
Low impedance test |
12-250VAC/DC; impedance <6kΩ; |
|
LCD enable input voltage |
>4.5V AC/DC |
|
Operation time: |
5s <250V AC/DC |
|
Power supply |
2 x "AAA" 1.5V alkaline batteries |
|
Battery life |
Approx. 8 hours continuous use typical |
|
Operating Temperature |
14 to 131° F (-10 to 55° C) |
|
Storage Temperature |
-22 to 140° F (-30 to 60° C) |
|
Operating Humidity |
10 to 85% RH (non-condensing) |
|
Dimensions |
9.4 x 3 x 1.6"(240 x 78 x 40mm) |
|
Weight |
9.2oz (260G) |
Accessories:
Ordering Information:
VT30 ............ LCD Multifunction Voltage Tester
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