Extech MG300 13 Function Wireless True RMS MultiMeter/Insulation Tester

Item #:

EXT-MG300

Brand:

Extech

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Description

MG300 13 Function Wireless True RMS MultiMeter/Insulation Tester by Extech

Features

Wireless USB interface transmits measurement data to a PC
Backlit super large triple display
125V, 250V, 500V, and 1000V test voltages
Insulation Resistance from 0.001MΩ to 4000MΩ
Auto discharge of capacitive voltage
Lock Power On Function for hands-free operation
Data Hold and Auto Power Off
Min/Max and Relative mode
Waterproof (IP67) rugged double-molded design
Complete with remote receiver with USB cable, Windows® compatible software, heavy duty test leads, alligator clip test lead, Type K bead wire temperature probe with adapter, carrying case, and 6 x AA batteries

Specifications

Measurement Specification

Function	Range	Resolution	Accuracy
DC Voltage	400mV	0.01mV	±(0.06% reading + 4 digits)
	4V	0.0001V
	40V	0.001V
	400V	0.01V
	1000V	0.1V	±(0.1% reading + 5 digits)
AC Voltage (AC+DC) 50 to 1000Hz	400mV	0.1mV	±(1.0% reading + 7 digits)
	4V	0.001V	±(1.0% reading + 7 digits)
	40V	0.01V	±(1.0% reading +5 digits)
	400V	0.1V
	1000V	1V
	All AC voltage ranges are specified from 5% of range to 100% of range
DC Current	400μA	0.01μA	±(1.0% reading + 3 digits)
	4000μA	0.1μA
	40mA	0.001mA
	400mA	0.01mA
	10A	0.001A
	(20A: 30 sec max with reduced accuracy)
AC Current (AC+DC) 50 to 1000Hz	400μA	0.1μA	±(1.5% reading +7 digits)
	4000μA	1μA
	40mA	0.01mA
	400mA	0.1mA
	10A	0.01A
	(20A: 30 sec max with reduced accuracy)
	All AC voltage ranges are specified from 5% of range to 100% of range
Resistance	400Ω	0.01Ω	±(0.3% reading + 9 digits)
	4kΩ	0.0001kΩ	±(0.3% reading + 4 digits)
	40kΩ	0.001kΩ
	400kΩ	0.01kΩ
	4MΩ	0.0001MΩ
	40MΩ	0.001MΩ	±(2.0% reading + 10 digits)
Capacitance	40nF	0.001nF	±(3.5% reading + 40 digits)
	400nF	0.01nF	±(3.5% reading + 40 digits)
	4μF	0.0001μF	±(3.5% reading + 10 digits)
	40μF	0.001μF
	400μF	0.01μF
	4mF	0.0001mF	±(5% reading + 10 digits)
	40mF	0.001mF	±(5% reading + 10 digits)
Frequency (electronic)	40Hz	0.001Hz	±(0.1% reading + 1 digits)
	400Hz	0.01Hz
	4kHz	0.0001kHz
	40kHz	0.001kHz
	400kHz	0.01kHz
	4MHz	0.0001MHz
	40MHz	0.001MHz
	100MHz	0.01MHz	Not specified
	Sensitivity: 0.8V rms min. @ 20% to 80% duty cycle and <100kHz; 5Vrms min @ 20% to 80% duty cycle and > 100kHz.
Frequency (electrical)	40.00HZ-4KHz	0.01HZ to 0.001KHz	±(0.5% reading)
Frequency (electrical)	Sensitivity:5Vrms
Duty Cycle	0.1 to 99.90%	0.01%	±(1.2% reading + 2 digits)
Duty Cycle	Pulse width: 100µs - 100ms, Frequency: 5Hz to 150kHz
Temp (type-K)	-58 to 1832°F	0.1°F	±(1.0% reading + 4.5°F) ±(1.0% reading + 2.5°C) (probe accuracy not included)
Temp (type-K)	50 to 1000°C	0.1°C
4-20mA%	-25 to 125%	0.01%	±50 digits
4-20mA%	0mA=-25%, 4mA=0%, 20mA=100%, 24mA=125%

Meg OHMS

Terminal Voltage	Range	Resolution	Accuracy	Test current	Short circuit current
125V (0%~+10%)	0.125~4.000 MΩ	0.001MΩ	±(2%+10)	1mA @ load 125kΩ	≤1mA
	4.001~40.00 MΩ	0.01MΩ	±(2%+10)
	40.01~400.0 MΩ	0.1MΩ	±(4%+5)
	400.1~4000 MΩ	1MΩ	±(5%+5)
250V (0%~+10%)	0.250~4.000 MΩ	0.001MΩ	±(2%+10)	1mA @ load 250kΩ	≤1mA
	4.001~40.00 MΩ	0.01MΩ	±(2%+10)
	40.01~400.0 MΩ	0.1MΩ	±(3%+5)
	400.1~4000 MΩ	1MΩ	±(4%+5)
500V (0%~+10%)	0.500~4.000 MΩ	0.001MΩ	±(2%+10)	1mA @ load 500kΩ	≤1mA
	4.001~40.00 MΩ	0.01MΩ	±(2%+10)
	40.01~400.0 MΩ	0.1MΩ	±(2%+5)
	400.1~4000 MΩ	1MΩ	±(4%+5)
1000V (0%~+10%)	1.000~4.000 MΩ	0.001MΩ	±(3%+10)	1mA @ load 1MΩ	≤1mA
	4.001~40.00 MΩ	0.01MΩ	±(2%+10)
	40.01~400.0 MΩ	0.1MΩ	±(2%+5)
	400.1~4000 MΩ	1MΩ	±(4%+5)

General Specifications

Enclosure	Double molded, waterproof (IP67)
Shock (Drop Test)	6.5 feet (2 meters)
Diode Test	Test current 0.9mA maximum, open circuit voltage 2.8V DC typical
Storage capacity	8000 records
RF transmit distance	10 meters (approx)
Transmitter Frequency	915MHz
Continuity Check	Audible signal will sound if the resistance is less than 35Ω (approx.), test current <0.35mA
Peak	Captures peaks >1ms
Temperature Sensor	Requires type K thermocouple
Input Impedance	>10MΩ VDC & >9MΩ VAC
AC Response	True rms
ACV Bandwidth	50Hz to 1000Hz
Crest Factor	≤3 at full scale up to 500V, decreasing linearly to ≤1.5 at 1000V
Display	40,000 count, backlit, liquid-crystal display with bargraph
Overrange indication	"OL" is displayed
Auto Power Off	15 minutes (approximately) with disable feature
Polarity	Automatic (no indication for positive); Minus (-) sign for negative
Measurement Rate	2 times per second, nominal
Low Battery Indication	Battery symbol is displayed if battery voltage drops below operating voltage
Battery	Six (6) 1.5V 'AA' batteries
Fuses	mA, µA ranges; 0.5A/1000V ceramic fast blow (SIBA 70-172-40) A range; 10A/1000V ceramic fast blow (SIBA 50-199-06)
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 87°F (31°C) decreasing linearly to 50% at 104°F (40°C)
Storage Humidity	<80%
Operating Altitude	7000ft (2000meters) maximum
Weight	20.5 oz. (582g)
Size	7.8” x 3.6" x 1.9" (200 x 92 x 50mm)
Safety	This meter is intended for origin of installation use and protected, against the users, by double insulation per EN61010-1 and IEC61010-1 2nd Edition (2001) to Category IV 600V and Category III 1000V; Pollution Degree 2.