HTC DM-81 Digital Multimeter 3½ Digit 1999 Count True RMS DC Current Range 20mA–10A

The HTC DM-81 Digital Multimeter is a versatile and reliable instrument designed for precise electrical measurements. Featuring a 3½ digit, 1999-count display and True RMS capability, it ensures accurate readings for both AC and DC signals. The multimeter offers a wide measurement range, including voltage, current, resistance, capacitance, frequency, and transistor hFE testing, making it suitable for various applications in electrical and electronic testing.

Key Features:

• True RMS Measurement: Provides accurate readings for both AC and DC signals, essential for complex waveforms.
• Wide Measurement Range: Measures voltage (DC/AC), current (DC/AC), resistance, capacitance, frequency, and transistor hFE.
• Data Hold Function: Allows users to freeze the current reading on the display for convenient recording.
• Auto Power Off (APO): Conserves battery life by automatically shutting down after a period of inactivity.
• Backlit LCD Display: Ensures clear visibility of readings in various lighting conditions.
• Diode and Continuity Testing: Facilitates quick checks of circuit continuity and diode functionality.
• Transistor hFE Test: Measures the DC gain of NPN and PNP transistors.
• Non-Contact Voltage (NCV) Detection: Detects the presence of voltage without direct contact.
• Low Battery Indication: Alerts users when the battery needs replacement, ensuring uninterrupted operation.

Specifications:

• Display: 3½ digit LCD with 1999 counts.
• Measurement Ranges:
  • DC Voltage: 200mV to 1000V
  • AC Voltage: 200mV to 750V
  • DC Current: 20mA to 10A
  • AC Current: 20mA to 10A
  • Resistance: 200Ω to 20MΩ
  • Capacitance: 20nF to 200μF
  • Frequency: 2kHz to 200kHz
  • Transistor hFE: 0 to 1000
• Accuracy:
  • DC Voltage: ±1.2% of reading + 5 digits
  • AC Voltage: ±1.5% of reading + 5 digits
  • DC Current: ±1.5% of reading + 5 digits
  • AC Current: ±2.5% of reading + 5 digits
  • Resistance: ±1.5% of reading + 5 digits
  • Capacitance: ±4.0% of reading + 25 digits
  • Frequency: ±1.5% of reading + 10 digits
  • Transistor hFE: ±1.0% of reading + 5 digits
• Power Supply: 2 x 1.5V AA batteries.
• Dimensions: 170 mm (H) x 85 mm (W) x 38 mm (D).
• Weight: Approximately 180 grams.

Box Includes:

• HTC DM-81 Digital Multimeter.
• Test leads.
• User manual.
• 2 x 1.5V AA batteries.

Applications:

• Electrical Maintenance: Ideal for troubleshooting and maintaining electrical systems.
• Electronics Testing: Suitable for testing and debugging electronic circuits and components.
• HVAC Systems: Useful for measuring temperature and electrical parameters in heating, ventilation, and air conditioning systems.
• Automotive Diagnostics: Assists in diagnosing electrical issues in vehicles.
• Educational Purposes: Serves as a practical tool for teaching and learning electrical measurements.