Đồng hồ vạn năng Extech EX410

Input Protection Limits
VAC	600V DC/AC
V	DC or V AC 600V DC/AC, 200Vrms on 200mV range
mA	DC 200mA 250V fast acting fuse
A	DC 20A 250V fast acting fuse(30 seconds max every 15 minutes)
Ohms, Continuity	250Vrms for 15sec max
General
Diode Test	Test current of 1mA maximum, open circuit voltage 2.8V DC typical
Continuity Check	Audible signal will sound if the resistance is less than approximately 150 Ω
Input Impedance	10M Ω
AC Response	Average responding
ACV Bandwidth	50Hz to 1kHz
DCA voltage drop	200mV
Display	3 1/2 digit, 2000 count LCD, 0.9” digits
Auto-Power Off	15 minutes (approximately)
Overrange indication	“1” is displayed
Polarity	Automatic (no indication for positive polarity), Minus (-) sign for negative polarity.
Measurement Rate	2 times per second, nominal
Low Battery Indication	“ ” is displayed if battery voltage drops below operating voltage
Battery	One 9 volt (NEDA 1604) battery
Fuses	mA, µA ranges, 0.2A/250V fast blow A range, 20A/250V ceramic fast blow
Operating Temperature	41°F to 104°F (5°C to 40°C)
Storage Temperature	-4°F to 140°F (-20°C to 60°C)
Operating Humidity	Max 80% up to 87vF (31°C) decreasing linearly to 50% at 104°F(40°C)
Storage Humidity	<80%
Operating Altitude	7000ft. (2000meters) maximum.
Weight	0.753lb (342g) (includes holster).
Size	7.36” x 3.2” x 2.0” (187 x 81 x 50mm) (includes holster)
Safety	For indoor use and in accordance with the requirements for double insulation to IEC1010-1 (1995), EN61010-1 (1995) Overvoltage Category III, Pollution Degree 2.

Hãng sản xuất: EXTECH - Mỹ
Bảo hành: 12 tháng

Features:

Easy to read large backlit display
Type K thermometer built-in for surface or air temperature measurements
Input fuse protection and mis-connection warnings with audible and visible signals
Data hold freezes display reading
Ergonomically designed to fit comfortably in your hand