Features |
DM-5 Power Quality Analyzer |
Wiring connection |
1P2W, 1P3W, 3P3W, 3P4W |
Measurements and parameters |
Voltage, current, frequency, active power, reactive power, apparent power, active energy, reactive energy, apparent energy, power factor (cos ø), neutral current, demand, harmonics, quality (swell/dip/interruption, transients/overvoltage, inrush current, unbalance rate), capacitance calculation for PF correction unit, flicker |
Voltage (rms) |
Range: 600.0 / 1000 V
Accuracy: ±0.2% + 0.2%f.s.(sine wave, 40 Hz to 70 Hz)
Allowable input: 1% to 120% of each range (rms). 200% of each range (peak)
Display range: 0.15% to 130 % of each range
Crest factor: 3 or less
Sampling speed of voltage transient: 24 μs
Input impedance: approx. 1.67 MΩ |
Current (rms) |
Accuracy: ±0.2% + 0.2%f.s. + accuracy of flex current sensor (sine wave, 40 Hz to 70 Hz)
Allowable input: 1% to 110% of each range (rms). 200% of each range (peak)
Display range: 0.15% to 130 % of each range
Crest factor: 3 or less : Input impedance: approx. 100 kΩ |
Swell / dip / interruption |
Range: same as Voltage (rms)
Accuracy: ±1.0% of nominal voltage
Threshold value: In percentage of nominal voltage value |
Power and energy |
CT-53 flex current sensor (3-ch): max. 6000 kW
CT-500 flex current sensor (1-ch): max. 1000 kW
Active power accuracy: ±0.3% + 0.2%f.s. + accuracy of flex current sensor (PF 1, sine wave, 40 Hz to 70 Hz) Influence of power factor: ±1.0% (PF 0.5, 40 Hz to 70 Hz )
Wh: 0.00000 mWh to 9999.99 TWh
VAh: 0.00000 VAh to 9999.99 TVAh
varh: 0.00000 varh to 9999.99 Tvarh |
Power factor |
Display range: -1.000 to 0.000 to 1.000
Accuracy: ±1dgt against each calculated value (for sum: ±3dgt) |
Harmonics |
Harmonics order (n): 1 to 50th
Inter-harmonics order (n): 1 to 50th
Volts: 0.0% to 100.0%, accuracy (≥3% at 100 V nominal voltage): ±10%
accuracy (<3% at 100 V nominal voltage): ±0.3% of nominal voltage
accuracy (1000 V range): ±0.2% + 0.2%f.s
Amps: 0.0% to 100.0%, accuracy (≥10% to max. input range): ±10% + flex current sensor
accuracy (<10% to max. input range): ±1.0% + flex current sensor
Watts: 0.0% to 100.0%, accuracy: ±0.3% + 0.2%f.s. + accuracy of flex current sensor (PF 1, sine wave, 50/60 Hz)
THD: 0.0% to 100.0%, Phase angle: 0.0° to ± 180° |
Flicker |
Displayed items: Pst(1min), Pst, Plt, Max Pst, Max Plt, V, time left
Measurement method: Complied with IEC 61000-4-30 and IEC 61000-4-15 Ed.2
Accuracy: Pst (max.20): ±10% according to IEC 61000-4-15 |
Unbalance |
Volts: 0.00% to 100.00%, accuracy: ±0.3% at 50/60 Hz, sine wave (0.00% to 5.00% according to IEC 61000-4-030)
Current: 0.00% to 100.00% |
Transient |
Approx. 40.96 ksps (every 2.4 μs)
Range: 50 V to 2200 Vdc
Accuracy: ±0.5% at 1000 Vdc |
Inrush current |
Range: same as Current (rms)
Accuracy: ±0.4% + 0.4%f.s. + accuracy of flex current sensor
Threshold value: In percentage of the measurement range |
Capacitance |
Range: 0.000 nF to 9999 F, 0.000 kvar to 999 kvar |
Display |
3.5inch, TFT, QVGA(320xRGBx240) |
Display update |
Every 1 second* |
Operating temperature and humidity |
32°F to 113 °F (0 °C to 40 °C), ≤ 85 %RH (no condensation)
Guaranteed accuracy at 73 °F ± 9 °F (23 °C ± 5 °C), ≤ 85 %RH (no condensation) |
Operating altitude |
0 to 6,561 ft (0 to 2,000 m) |
Pollution degree |
2 |
Dust/water proof |
IP 40 |
Drop proof |
3.3 ft (1 m) |
Storage temperature and humidity |
-4 to 140 °F (-20 °C to 60 °C), ≤ 85 % RH (no condensation) |
Power supply |
Battery: 6 x AA 1.5 V Alkaline battery (LR6)
AC power supply: AC100 V to AC 240 V, 50 Hz to 60 Hz, 7 VAmax |
Battery life |
3 hours (typical)
Current consumption: 1.0 A at 3.0 Vdc (typical) |
EMC |
Meets EN 61326-1 |
Safety compliance |
UL/IEC 61010-1, IEC 61010-031, IEC 61010-2-030 |
Power quality measurement |
Complies with IEC 61000-4-030 ed.2 Class S |
Certification |
IMAGE |
Dimensions (L x W x D) |
6.9 x 4.7 x 2.7 in (17.5 X 12 X 6.8 cm) |
Weight |
Approx. 2.0 lb (900 g) with batteries installed |