Cập nhật : 25/08/2014 3:13:28 CH

Bút thử điện Extech 381626

Xem ảnh lớn

Thông số kỹ thuật

General Specifications
DC Voltage 300mV, 3V, 30,300, 500V
AC Voltage 3, 30, 300, 500V DC Current 30, 300mA AC Current 30, 300mA Resistance : 300,3k,30k,300k Ω, 3M Ω, 30M Ω
Continuity Buzzer sounds for resistance less than 20 ohms (approximately)Logic <1V Logic low, 1V to 2V Indeterminate, >2V Logic High, 3V reference, 220k Ω input impedance
Operating Temp. 32°F to 122°F (0°C to 50°C)
Storage Temp. -4°F to 140°F (-20°C to 60°C)
Relative Humidity <70% operating, <80% storage
Operating Altitude 2000 meters (7000ft.) maximum
Safety For indoor use and in accordance with Overvoltage Category II, Pollution Degree 2. Category II includes local level, appliance, portable equipment, etc., with transient overvoltages less than Overvoltage Category III.
Power supply Two 1.5V AAA batteries
Dimmensions/Wt. 1x7.5x1.9” (26x191x40mm) / 3.9oz (120gm)

Sản phẩm cùng loại