Amprobe DM-III MULTITEST F Data Sheet
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Data Sheet
DM-III MULTITEST F
Power Quality Recorder
Amprobe’s full-featured Three-Phase Power Quality Recorders
provide the essential functions and capabilities required to
operate accurately and effectively in today’s demanding
electrical environments.
POWER QUALITY ANALYZER/DATA LOGGER ■
True RMS (TRMS) −
Measures & Records Broad Spectrum of Power Quality −
Parameters
AC Current•
AC Voltage to 600 V•
Sags and Surges•
Harmonics•
Active, Reactive and Apparent•
Power•
Peak Demand•
Power Factor•
Frequency•
Phase Sequence•
Compatible with wide range of current transducers −
Works with single and three phase −
Detects & records Sags and Surges −
Displacement power factor for power factor correction −
determination
Built in scope displays waveforms −
Phase sequence indication −
Records up to 64 parameters −
Selectable fundamental frequency −
Special data compression system −
Download capabilities, Windows compatible −
A complete kit: 3000A Flexible CT, 1000A Clamp, Voltage −
Leads, Ground Probes & Leads, PC software & cable
continued on next page
Amprobe® Test Tools
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INSULATION TESTER FUNCTIONS: ■
Tests insulation integrity of wires, cables, transformers & −
electrical motors
Selectable test voltages up to 1000 V −
Programmable timer to perform the Dielectric Absorption Ratio −
Test
Sensitive Ohmmeter for checking resistance of motor windings −
Selectable polarization of ohmmeter for checking grounding −
continuity
Automatic voltmeter protects against misuse on hazardous −
energized systems
GROUND RESISTANCE & RESISTIVITY FUNCTIONS: ■
Three measuring modes: −
2 point continuity/resistance test•
3 point Fall of Potential test•
4 point Earth Resistivity measurement•
Automatic voltage measurement prevents false measurements −
Automatically applies three testing frequencies for the most −
accurate readings
Detects faulty test conditions such as poor soil conditions and −
input noise
PHASE SEQUENCE ■
Phase sequence indication −
Frequency measurement −
Phase-to-Phase voltage measurement −
Data Sheet
Amprobe® Test Tools
DM-III MULTITEST F Power Quality Recorder
Data Sheet
Specifications
Supplied Current Transducer AM-FLEX33 3000A Flexible 7” internal diameter CT
Input accuracy ±(0.5% Rdg + 2 LSD)
AC Current DM-CT-100: 0.5A to 100A; DM-CT-HTA: 5 – 1000A; AM-FLEX33: Selectable: 5 – 1000A or 15 – 3000A
AC Voltage including
Sags and Surges ±(0.5% Rdg + 2 LSD)
Harmonics ±(0.5% Rdg + 2 LSD) @DC to 25 harmonics**
Power Working (W), Reactive (VAR) and Apparent (VA) ±(1.0% Rdg + 2 LSD)
Energy Working (kWh), Reactive (VARh) and Apparent (VAh) ±(1.0% Rdg + 2 LSD)
Peak Demand KW ±(1.0% Rdg + 2 LSD)
Power Factor 0.00 – 1.00
Frequency measurement 57 to 63.6 Hz at 60Hz fundamental; 47 to 53 Hz at 50Hz fundamental; ±(1.0% Rdg + 2 LSD)
Phase sequence 1 - 2 - 3
Co-generation Computes incoming and outgoing energy
Selectable Fundamental
Frequencies 50/60 Hz
Available Recording Time Several hours to several years depending on setup
Megohmmeter Range Accuracy
Insulation resistance with
50 VDC test voltage 0.01 – 19.99, 49.9 ± (2% Reading + 2 digits)
49.9 – 99.9MΩ ± (5% Reading + 2 digits)
Insulation resistance with
100 VDC test voltage 0.01 – 19.99, 99.9 ± (2% Reading + 2 digits)
99.9 – 199.9MΩ ± (5% Reading + 2 digits)
Insulation resistance with
250 VDC test voltage 0.01 – 19.99, 199.9, 249 ± (2% Reading + 2 digits)
249 – 499 MΩ ± (5% Reading + 2 digits)
Insulation resistance with
500 VDC test voltage 0.01 – 19.99, 199.9, 499 ± (2% Reading + 2 digits)
499 – 999 MΩ ± (5% Reading + 2 digits)
Insulation resistance with
1000 VDC test voltage 0.01 – 19.99, 199.9, 999 ± (2% Reading + 2 digits)
999 – 1999 MΩ ± (5% Reading + 2 digits)
Low Resistance (without timer) 0.01 – 19.99, 99.9Ω ± (2% Reading + 2 digits)
Low Resistance (with timer) 0.01 – 9.99Ω ± (2% Reading + 2 digits)
Ground Resistance Range Accuracy
Ground resistance 0 – 19.99, 199.9, 1999 Ω ± (5% Reading + 3 digits)
Ground resistivity 0.6 – 125.6 Ωm ± (5% Reading + 3 digits)
0.125 – 1.256, 19.99, 199.9 kΩm ± (5% Reading + 3 digits)
LowΩ : 200mA Continuity Test (AUTO, RT+, RT- Mode)
Range [Ω] Resolution [Ω] Accuracy(*)
0.01 – 9.99 0.01 ±(2% Reading + 2 digit)
10.0 – 99.9 0.1 ± (2% Reading + 2 digit)
(*) After Test leads calibration
Test Current > 200mA DC per R≤5Ω (Test leads included)
Resolution for Test current 1mA
Open Circuit Voltage 4V ≤ V0 ≤ 24V
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