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HTC Instruments DM-87 True RMS Digital Multimeter

HTC Instruments DM-87 True RMS Digital Multimeter

Model number
DM-87

5,999-count true RMS digital multimeter with VFD (variable-frequency drive) voltage mode, analog bar graph, max/min, capacitance, temperature, duty cycle and 20 A current.

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Key features

  • 5,999 counts
  • True RMS with VFD (variable-frequency drive) voltage measurement
  • Analog bar graph
  • Max / min value
  • Data hold
  • Duty cycle
  • Temperature with thermocouple probe
  • Transistor hFE test
  • Auto power off
  • Backlight

Specifications

DC voltage
Ranges (resolution)600 mV (0.1 mV), 6 V (1 mV), 60 V (10 mV), 600 V (100 mV), 1000 V (1 V)
Accuracy600 mV: ±⁠(1.0% + 5 digits); 6 V – 600 V: ±⁠(0.5% + 3 digits); 1000 V: ±⁠(1.0% + 3 digits)
AC voltage (true RMS)
Ranges (resolution)6 V (1 mV), 60 V (10 mV), 600 V (100 mV), 750 V (1 V)
VFD voltage
Ranges (resolution)6 V (1 mV), 60 V (10 mV), 600 V (100 mV), 750 V (1 V)
Accuracy, 30 – 60 Hz6 V – 60 V: ±⁠(2.0% + 10 digits); 600 V – 750 V: ±⁠(3.0% + 10 digits)
Accuracy, 60 – 200 Hz6 V – 60 V: ±⁠(5.0% + 10 digits); 600 V – 750 V: not specified
DC current
Ranges (resolution)600 µA (0.1 µA), 6000 µA (1 µA), 60 mA (10 µA), 600 mA (100 µA), 6 A (1 mA), 20 A (10 mA)
Accuracy600 µA – 600 mA: ±⁠(1.0% + 3 digits); 6 A – 20 A: ±⁠(2.0% + 5 digits)
AC current (true RMS)
Ranges (resolution)600 µA (0.1 µA), 6000 µA (1 µA), 60 mA (10 µA), 600 mA (100 µA), 6 A (1 mA), 20 A (10 mA)
Accuracy (40 – 400 Hz)600 µA – 600 mA: ±⁠(1.2% + 20 digits); 6 A: ±⁠(1.5% + 20 digits); 20 A: ±⁠(2.5% + 20 digits)
Resistance
Ranges (resolution)600 Ω (0.1 Ω), 6 kΩ (1 Ω), 60 kΩ (10 Ω), 600 kΩ (100 Ω), 6 MΩ (1 kΩ), 30 MΩ (10 kΩ)
Accuracy600 Ω: ±⁠(0.8% + 5 digits); 6 kΩ – 6 MΩ: ±⁠(0.8% + 3 digits); 30 MΩ: ±⁠(1.2% + 5 digits)
Capacitance
Ranges (resolution)40 nF (10 pF), 400 nF (100 pF), 4 µF (1 nF), 40 µF (10 nF), 400 µF (100 nF), 2000 µF (1 µF)
Accuracy40 nF: ±⁠(2.5% + 10 digits); 400 nF – 400 µF: ±⁠(2.5% + 5 digits); 2000 µF: ±⁠(5.0% + 10 digits)
Temperature
Range (resolution)−40 to 1000 °C (1 °C); 0 to 1832 °F (1 °F)
AccuracyBelow 400 °C: ±⁠(1% + 5 digits); 400 °C and above: ±⁠(1.5% + 15 digits); below 750 °F: ±⁠(1% + 5 digits); 750 °F and above: ±⁠(1% + 15 digits)
Transistor hFE test
Range0 – 1000 (NPN or PNP)
Test conditionsBase current approx. 15 µA, VCE approx. 4.5 V
General
Power1 × 9 V (6F22)
DimensionsH 185 × W 93 × D 35 mm
WeightApprox. 290 g
AccessoriesTest lead, user manual, TP01 temperature probe and battery

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.

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