Product Description

Megger DCM340 Digital Clampmeter

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There are four instruments in the DCM series of clampmeters, including the 400A AC current-only DCM310; the DCM320 which includes voltage and resistance measurement; the DCM330 Fork-Multimeter, which is an open fixed jaw design; and this, the DCM340. Capable of measuring AC and DC current up to 600A; AC and DC voltage up to 600V; resistance up to 400Ω; and frequency up to 400Hz, the DCM340 is the most versatile in the range.

Features Megger DCM340 Digital Clampmeter

DC and AC current and voltage
600 A and 600 V
Resistance and continuity
31/2 digit, 4000 count display with backlight
High resolution digital bargraph
Peak, min/max and data-hold functions
Zero-offset REL mode for comparative measurements
Supplied complete with test leads and carry case
IEC61010 CAT III 600 V

The DCM340 is a highly versatile instrument and ideal for use in the installation, maintenance, monitoring or checking of a.c. or d.c. electrical systems and equipment.

Specification Megger DCM340 Digital Clampmeter

AC Current	Accuracy (50/60Hz)	Accuracy (61 – 400Hz)
0 – 60A	±1.9% ± 7 digits	±2.5% ± 7 digits
60 – 400A	± 1.9% ± 5 digits	± 2.5% ± 5 digits
400 – 600A	± 2.5% ± 5 digits	± 2.9% ± 5 digits
DC Current	Accuracy
0 – 60A	± 1.5% ± 10 digits
60 – 400A	± 1.9% ± 5 digits
400 – 600A	± 1.9% ± 10 digits
Voltage	Accuracy (50-500Hz)	Accuracy (DC)
0 – 400V	± 1.0% ± 5 digits	± 0.7% ± 2 digits
400 – 600V	± 1.0% ± 5 digits	± 0.7% ± 2 digits
Input Impedance	1MΩ // <100pF
Resistance and Continuity	Accuracy
0 – 400Ω	± 1% ± 3 digits
Open Circuit Voltage	3V
Continuity Check	Beeper sounds @ <30Ω
Frequency	Resolution/Range	Accuracy
20- 400Hz	1Hz	± 0.1% ± 2 digits
Sensitivity	3A
Peak Hold	±3% ± 15 digits
Sample Time	10ms
MIN/MAX Hold	Add 15 digits to accuracy for AC and DC
Positional Error	±1% of reading
Overload Protection	600V and 600A rms
AC Conversion	Average sensing rms indication calibrated to the rms value of a sine wave input
Auto Power Off	30 minutes after power on