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