CEM DT-989 True-RMS Digital Multimeter

The CEM DT-989 is a True-RMS digital multimeter designed for accurate and reliable electrical measurements, suitable for both professional and general use.

SKU:81608

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CEM DT-989 True-RMS Digital Multimeter

The CEM DT-989 is a True-RMS digital multimeter designed for accurate and reliable electrical measurements, suitable for both professional and general use. The 989 is a robust True RMS Industrial Digital Multimeter equipped with a TFT color LCD display that offers rapid A/D conversion and high accuracy. It includes built-in data logging and Trend Capture features, allowing for the automatic monitoring of equipment issues without needing constant human oversight.

CEM DT-989 Key Features

  • Large 50,000 count 320 x 240 TFT color LCD display
  • Logging function with Trend Capture for easy review of logged data
  • Graph 100 Data review
  • Bluetooth interface for easy data transfer & accuracy calibration
  • 10kHz bandwidth (voltage/current)
  • AC, ACV+DCV True-RMS measurements
  • Records events and trends
  • Saves measurements
  • A/D convert fast sampling time
  • Peak capture (records transients as fast as 250μs)
  • Min/Max/Average with Time stamp (records signal fluctuations)
  • 4-20mA process loop measurements with % reading
  • Battery capacity indication
  • Date indication
  • Meter box iMM & cloud service

CEM DT-989 Specifications

SpecificationsDT-989
FunctionMaximumMax, resolutionAccuracy
Voltage DC1000V100mV±(0.05% + 4)
Voltage AC1000V100mV±(0.5% + 40)
Current DC10A0.1μA±(0.1% + 5)
Current AC10A0.1μA±(0.8% + 5)
Temperature-200ºC to 1350ºC0.1ºC±(1.0% + 3ºC)
Resistance50MΩ0.1Ω±(0.1% + 5)
Capacitance10mF0.01nF±(1.0% + 10)
Frequency10MHz0.01Hz±(0.01% + 4)
Diode and ContinuityYes
PC InterfaceBluetooth
Power Supply6 hours Li-ion rechargeable battery; AC Adaptor/charger
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CEM Corporation Overview

CEM Corporation, founded in 1978, is renowned for its pioneering contributions to scientific instrumentation with a focus on microwave-based technology for laboratory and research applications. The founders—Dr. Michael J. Collins (Chemist), Ronald Goetchius (Electrical Engineer), and Bill Cruse Jr. (Mechanical Engineer)—launched the company with a novel concept for microwave drying that significantly expedited moisture and solids analysis processes from hours down to minutes, which was a groundbreaking improvement at the time.

Product Innovation and Evolution

Over the years, CEM Corporation has expanded its product offerings beyond its original microwave moisture/solids analysis systems. Their portfolio now includes systems for:
  • Acid digestion for elemental analysis
  • Compositional testing of food products
  • Peptide and chemical synthesis
The company's dedication to innovation is reflected in their development of a diverse range of instruments suited for various applications from academic research to industrial quality control.
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Specifications