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CEM Electrical Tester DT-9121
Specifications
| Country of Origin | China |
|---|---|
| Package Contents | CEM DT-9121 Electrical Tester / Batteries / Instruction Manual / Test Certificate |
| Power Consumption | Max.30mA / Approx.250mW |
| Frequency range | 50/60Hz |
| Brand | CEM |
| Power Supply | 2x1.5V “AAA” Batteries |
| Response time | Less than 0.1s LED |
| Humidity | Max.85% RH |
| Temperature range | -10°C~+55°C |
| Recovery time | 10 min |
| Model | DT-9121 |
| Operation Time | EDequal to 30s |
| Tolerances | -30% to 0% of reading |
| Measurement Principle | Double-pole and contact electrode |
| Test Current | 5µA |
| Voltage detection | Automatic |
| Peak Current | 1s Less than 0.2A / 5s Less than 3.5mA |
| LED Voltage Range | 12/24/36/50/120/230/400/690VDC and 12/24/36/50/120/230/400/690VAC |
| LED Resolution | ±12/24/36/50/120/230/400/690VDC and 12/24/36/50/120/230/400/690VAC |
| Polarity Detection | Full range |
| Range Detection | Automatic |
| ACV Frequency Range | 50/60Hz |
| Automatic Load (RCD) | Yes |
| Internal Basic Load | Approx.2.1W at 600V |
| LED On | About 8V AC/DC |
| Single-Pole Phase Test Voltage Range | 100~690V AC |
| Continuity Test Resistance Range | Less than 300kΩ |
| Overvoltage Protection | 690VAC/DC |
| Rotary Field Indication Voltage Range (LEDs) | 100~400V |
| Self-Check Test | Auto test |
| Overvoltage Class | CAT III 1000V |
Key Features
- Rugged, high-quality construction is built to last. This includes a heavy-duty melded case, a thick cord, sturdy battery case, and well fitting and durable probe attachment.
- Fast test results, with large, easy-to-use buttons, bright backlights, and clear audible and physical indicators designed for any work situation.
- Ergonomic design feels good in your hand, is easy to use (even with gloves on) and quick, secure probe docking.
- Compliant with IEC EN 61326, EN: 61010-1, EN: 61243, CAT III 1000V, IP-67 Protection
- Test compliant with TUV and GS
- Auto detection of AC/DC Voltage
- Polarity Detection
- Single Pole Phase Test
Product Description
CEM Electrical Tester DT-9121 is a multifunctional diagnostic device that measures voltage, resistance, and continuity in electrical systems. Designed for professional electricians and engineers, it provides accurate readings through a clear digital display. Built to withstand rugged environments, it ensures dependable results for installation verification, maintenance, and troubleshooting. Compact and portable, it enhances productivity and safety in every electrical inspection.
Available on EnvMart, these Electrical Tester are ideal for checking voltage, continuity, and wiring conditions with precision. CEM Electrical Tester offer dependable performance, ergonomic design, and advanced safety features for professional electricians and technicians.
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Frequently Asked Questions
The CEM Electrical Tester DT-9121 measures voltage in the range of 12/24/36/50/120/230/400/690V DC and AC, as well as continuity test resistance up to less than 300kΩ.
The CEM DT-9121 operates on 2x1.5V 'AAA' batteries and has a maximum power consumption of 30mA, approximately 250mW.
The CEM Electrical Tester DT-9121 operates within a temperature range of -10°C to +55°C and can function in humidity levels up to a maximum of 85% RH.
Yes, the CEM Electrical Tester DT-9121 features automatic voltage detection and polarity detection across its full range.
The response time of the CEM DT-9121 is less than 0.1 seconds for LED indications.
The package contents of the CEM DT-9121 include the electrical tester itself, batteries, an instruction manual, and a test certificate.
The CEM Electrical Tester DT-9121 complies with IEC EN 61326, EN: 61010-1, EN: 61243, and is rated for CAT III 1000V.
The peak current rating for the CEM Electrical Tester DT-9121 is less than 0.2A for 1 second and less than 3.5mA for 5 seconds.
The operation time for the CEM Electrical Tester DT-9121 is equal to 30 seconds.
The CEM Electrical Tester DT-9121 uses a test current of 5µA for its measurements.
The recovery time for the CEM Electrical Tester DT-9121 is 10 minutes.
The CEM Electrical Tester DT-9121 has an overvoltage protection rating of 690VAC/DC.
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