Extech Extech 380941 Manual

User's Guide

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200A Mini Clamp + DMM
Model 380941

• Large 3 3/4 digit LCD display with 40 segment bargraph

• Continuity and Frequency Measurements

• One touch DCA zero adjust

• MIN/MAX and Data Hold functions

• 0.9” (23mm) Jaw diameter

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Melrose, MA 02176
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Introduction

Congratulations on your purchase of Extech’s DC/AC Clamp Meter. This professional meter,
with proper care, will provide years of safe reliable service.

Specifications

General Specifications

Display 3-3/4 (4000 count) Digit LCD with 40 segment bargraph
Functions ACA, DCA, ACV, DCV, Resistance, Frequency, Continuity
Polarity “-“ 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 temp. 40F to 1220F (-100C to 500C)
Operating Humidity < 85% RH
Power consumption Approximately 10mA DC
Weight 8 oz. (225g) including battery
Dimensions 7 x 1.75 x 1.25” (178 x 45 x 32mm) (HWD)
Jaw opening 0.9” (23mm)
Standards IEC 1010 Category III 300V, Category II 600V

Range Specifications

Function Range Resolution. Accuracy Overload

DC Current

AC Current

DC Voltage 400V 0.1V ±(1.0% +2dgts) 1000VDC

Resistance

Frequency 100 to 10k 0.01Hz ±0.5% ±2dgts Sensitivity;

40A 10mA ±(1.0% +2dgts) 400A DC
0 to 150A 100mA ±(1.0% +2dgts) 400A DC
150 to 200A 100mA ±(2.2% +2dgts) 400A DC
50/60Hz 40 to 400Hz
40A 10mA ±(1.0% +3dgts) ±(1.5% +4dgts) 400A AC
0 to 150A 100mA ±(1.0% +3dgts) ±(1.5% +4dgts) 400A AC
150 to 200A 100mA ±(2.2% +3dgts) ±(2.5% ±4dgts) 400A AC

50/60Hz 40 to 400Hz AC Voltage
400V 0.1V ±(1.5% +2dgts) ±(2.0% +4dgts) 800V AC

40 to 400Ω

0.1 ±(1.0% +2dgts)

2

Beep <38Ω

2V, 0.1A AC

380941 Ver. 2.2 03/05

protect

600V AC

600V AC