HTC DM–92 3½ Digit 1999 Count 20A True RMS AC/DC Digital Multimeter

The HTC DM-92 is a 3½-digit digital multimeter designed for precise measurement of various electrical parameters. It features a 1,999-count display and is capable of measuring AC/DC voltage, AC/DC current up to 20A, resistance, capacitance, and performing diode and transistor tests. The multimeter includes a backlit display for enhanced visibility, auto power-off functionality to conserve battery life, and full-range protection to ensure user safety. Its compact design and user-friendly interface make it suitable for both professionals and hobbyists.

Key Features:

• Display: 3½-digit LCD with 1,999 counts and backlight for clear readings.
• Measurement Capabilities:
  • DC Voltage: Up to 1000V
  • AC Voltage: Up to 750V
  • DC Current: Up to 20A
  • AC Current: Up to 20A
  • Resistance: Up to 200MΩ
  • Capacitance: Up to 200µF
• Additional Functions: Diode and transistor testing, continuity buzzer, and low battery indicator.
• Safety Features: Full-range protection and anti-shock design.
• Power Supply: 9V battery (6F22).
• Dimensions: 185mm (H) x 93mm (W) x 35mm (D).

Specifications:

• DC Voltage:
  • Ranges: 200mV, 2V, 20V, 200V, 1000V
  • Accuracy: ±0.5% of reading + 3 digits (200mV to 200V), ±1.0% of reading + 3 digits (1000V)
• AC Voltage:
  • Ranges: 2V, 20V, 200V, 750V
  • Accuracy: ±0.8% of reading + 5 digits (2V to 200V), ±1.2% of reading + 5 digits (750V)
• DC Current:
  • Ranges: 200µA, 2mA, 20mA, 200mA, 20A
  • Accuracy: ±0.8% of reading + 3 digits (200µA to 20mA), ±1.2% of reading + 4 digits (200mA), ±2.0% of reading + 5 digits (20A)
• AC Current:
  • Ranges: 20mA, 200mA, 20A
  • Accuracy: ±1.0% of reading + 5 digits (20mA), ±2.0% of reading + 5 digits (200mA), ±3.0% of reading + 10 digits (20A)
• Resistance:
  • Ranges: 200Ω, 2kΩ, 20kΩ, 200kΩ, 2MΩ, 20MΩ, 200MΩ
  • Accuracy: ±0.8% of reading + 5 digits (200Ω), ±0.8% of reading + 3 digits (2kΩ to 2MΩ), ±1.0% of reading + 15 digits (20MΩ), ±5.0% of reading - 10 digits + 20 digits (200MΩ)
• Capacitance:
  • Ranges: 20nF, 200nF, 2µF, 200µF
  • Accuracy: ±2.0% of reading + 20 digits (20nF to 2µF), ±2.5% of reading + 20 digits (200µF)
• Continuity Test: Audible buzzer for resistance approximately less than 30Ω + 10Ω.
• Diode Test: Test current of 1mA with a resolution of 1mV.
• Transistor Test: hFE test range of 0-1000 with a base DC current of approximately 10µA and Vce of approximately 3V.
• Sampling Rate: 3 times per second.
• Input Impedance: 10MΩ.
• Auto Power Off: Approximately 30 minutes of inactivity.
• Low Battery Indicator: Activates at approximately 7.5V.
• AC Frequency Response: 40-400Hz.

Standard Accessories:

• Test leads
• User manual