HT Instrument HT7 双极电压测试仪

- AC/DC Voltage

+ Range: 6, 12, 24, 50, 120, 230, 400, 690V

+ Resolution: 1V

+ Accuracy: 

±(1.0%rdg+3dgt) (DC voltage)

±(1.5%rdg+5dgt) (AC voltage)

-  AC Voltage with low internal impedance

+ Range: 12~ 230V

+ Resolution: 1V

+ Measuring time: max 5s < 250V

-  1-wire AC voltage detection (polarity)

+ Voltage range: 100 ~690V AC

+ Frequency range: 50/60Hz

Mechanical characteristics

Dimensions (L x W x H): 240 x 78 x 40mm (9.4 x 3.1 x 1.6in)

Weight (including batteries): 240g (7.7ounces)

Battery type: 2x1.5V batteries type AAA LR03

Display: Type: 31⁄2 digits LCD, max. 1999 counts + sign, bargraph and backlight

Standard accessories

- Plastic protection of metal probes

- 4mm metal sleeves with internal thread, 2x

- Batteries, 2x 1,5V AAA

- User manual

Optional accessories

- Carrying bag

Manual