Extech ‎380942 380942 True RMS 30 Amp AC/DC Mini Clamp Meter

User Manual - Page 6

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380942-EU-EN v2.2 07/13
6
Specifications
General Specifications
Display 3-3/4 digit (4000 count) LCD with 40 segment bargraph
Functions ACA, DCA, ACV, DCV
Polarity Minus sign ( - ) indicates negative polarity
Current sensor Hall effect sensor type
Overload indication Left blinking digit
DCA zero adjust One touch zero key
Display rate 2 readings/second (20 readings/second for bargraph)
Battery Two 1.5V AA batteries
Operating conditions -10
o
C to 50
o
C (4
o
F to 122
o
F); < 85% Relative Humidity
Storage conditions -20
o
C to 60
o
C (- 4
o
F to 140
o
F); < 75% Relative Humidity
Altitude Operate at less than 2000 meters (for indoor use only)
Power consumption Approximately 10mA DC
Weight 190g (6.2 oz.) including battery
Dimensions 183 x 63.6 x 35.6mm (7.2 x 2.5 x 1.4”) (H x W x D)
Jaw opening 23mm (0.9”)
Standards IEC 1010 Category III 300V, Category II 600V
Range Specifications
Function Range Resolution Accuracy Overload
protect
DC Current 4000mA 1mA ± (2.0% + 3d)
40A DC
30A 10mA 100A DC
AC Current
(True RMS)
50/60Hz 40 to 100Hz
400mA 0.1mA ±(1.5% + 5d) ±(2.0% + 5d) 40A AC
50/60Hz 40 to 1kHz
4000mA 1mA ±(2.5% + 5d) ±(3.0% + 5d) 40A AC
30A 10mA ±(2.0% + 5d) ±(2.5% + 5d) 100A AC
DC Voltage 400V 0.1V ± (1.0% + 2d) 1000V DC
AC Voltage
(True RMS)
50/60Hz 40 to 1kHz
400V 0.1V ±(1.5% + 4d) ±(2.0% + 5d) 800V AC
Specification Notes
AC Voltage and Current Crest Factor: < 3
AC / DC Voltage Input Impedance: 10M
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