CEM DT-9331 Electrical Tester

The CEM DT-9331 Electrical Tester represents a significant advancement in electrical testing technology, offering comprehensive features tailored to the needs of modern electrical professionals.


MME Shopping Event

Hurry and get discounts on Most of MME Products up to 20%

Call for Price

20People watching this product now!

CEM DT-9331 Electrical Tester

The CEM DT-9331 is a robust and versatile electrical tester designed to meet a wide range of testing needs for both alternating current (AC) and direct current (DC) systems. It combines advanced functionality with ease of use, making it an ideal choice for professionals in the electrical industry. Here, we provide an in-depth look at its key features and specifications.

CEM DT-9331 Electrical Tester Specifications

  • LEDs
  • Voltage range:12 V to 1000 V ac/dc
  • Resolution:±12V,24V,50V,120V,230V,400V,690V,1000V
  • Tolerance:Complies with EN 61243-3: 2014
  • Frequency range:0/40Hz to 400 Hz
  • Response time:≤0.5 seconds
  • Auto power on:≥12V ac/dc
  • LCD
  • Tolerance:±(3%rdg + 5digits)
  • Frequency range:0/40Hz to 400 Hz
  • Response time:≤1 seconds
  • Voltage detection:Automatic
  • Polarity detection:Full range
  • Range detection:Automatic
  • Internal basic load impedance Peak current:Maximum 3.5mA at 1000 V 200 kΩ/1s<3.5mA(no RCD tripping)
  • Operation time:Duration Time = 30 seconds
  • Recovery time:Recovery Time =240 seconds
  • Switchable Load:﹣7 kΩ
  • Peak current:Is(load) = 150mA
  • RCD tripping:I = 30mA @ 230V
  • Continuity Test:0 to 400kΩ
  • Accuracy:nominal resistance ﹢50%
  • Test current:≤5 μ A
  • Single-pole Phase Test:100V ac to 1000V ac
  • Frequency range:50Hz to 400Hz
  • Voltage range(LEDs):100V to 1000V(phase to earth)
  • Resistance Measurement:0Ω to 1999Ω
  • Resolution:1Ω
  • Tolerance:±(5%rdg + 10 digits) @ 20℃
  • Temperature coefficient:±5 digits/10K
  • Test current:≤30μA


0 reviews

There are no reviews yet.

Be the first to review “CEM DT-9331 Electrical Tester”



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.
cem logo