SKU: LCR55A
Amprobe LCR55A Capacitance Tester
Feature The ultimate component checker measures inductance, capacitance, resistance, transistors, diodes, and microwave diodes Plug-in test slots and test leads with threaded alligator clips Oversized, digital display Data hold and max hold “Zero adjust” pot for Ohms Low battery indication Auto-power off
Specifications
| Display | 3-1/2 digit LCD, max reading 1999 |
| Display Update Rate | 2.5 per second (nominal) |
| Resistance Ranges | 20 Ω, 200 Ω, 2 kΩ, 20 kΩ, 200 kΩ, 2 MΩ, 20 MΩ |
| Resistance Accuracy (20 Ω) | ±1.2% rdg (zero adjust); Resolution: 10 mΩ |
| Resistance Accuracy (200 Ω) | ±(0.5% rdg + 3 dgts) |
| Resistance Accuracy (2 kΩ to 2 MΩ) | ±(0.5% rdg + 1 dgt) |
| Resistance Accuracy (20 MΩ) | ±(2.0% rdg + 2 dgts) |
| Resistance Open Circuit Voltage (20 Ω) | 6.5 V DC |
| Resistance Open Circuit Voltage (200 Ω) | 3.0 V DC |
| Resistance Open Circuit Voltage (other ranges) | 1.2 V DC |
| Continuity | Audible indication at R < 30 Ω (2 kΩ range), ~800 ms response time |
| Resistance Overload Protection | 350 V DC or AC RMS |
| Capacitance Ranges | 200 pF, 2 nF, 20 nF, 200 nF, 2 µF, 20 µF, 200 µF, 2000 µF |
| Capacitance Accuracy (200 pF to 200 nF) | ±(1.0% rdg + 1 dgt); Test frequency: 1000 Hz |
| Capacitance Accuracy (2 µF to 200 µF) | ±(2.0% rdg + 1 dgt); Test frequency: 100 Hz |
| Capacitance Accuracy (200 µF to 1000 µF) | ±(3.0% rdg + 3 dgts) |
| Capacitance Accuracy (1000 µF to 2000 µF) | ±(5.0% rdg + 5 dgts) |
| Capacitance Test Frequencies | 1000 Hz (200 pF–2 µF), 100 Hz (20 µF–200 µF), 10 Hz (2000 µF) |
| Capacitance Temperature Coefficient (< 0.5 µF) | 0.1%/°C |
| Capacitance Temperature Coefficient (> 0.5 µF) | 0.2%/°C |
| Capacitance Overload Protection | 0.1 A / 250 V fast acting fuse |
| Inductance Ranges | 200 µH, 2 mH, 20 mH, 200 mH, 2 H, 20 H, 200 H |
| Inductance Accuracy (200 µH) | ±(5.0% rdg + 30 dgts) for Q ≤ 7 |
| Inductance Accuracy (2 mH to 200 mH) | ±(3.0% rdg + 20 dgts) for Q ≤ 7 |
| Inductance Accuracy (2 H to 200 H) | ±(5.0% rdg + 20 dgts) for Q ≤ 7 |
| Inductance Test Frequencies | 1000 Hz (200 µH–2 H ranges), 100 Hz (20 H–200 H ranges) |
| Inductance Temperature Coefficient (< 0.5 H) | 0.2%/°C |
| Inductance Temperature Coefficient (> 0.5 H) | 0.5%/°C |
| Inductance Overload Protection | 0.1 A / 250 V fast blow fuse |
| Diode Test Current | ~1 mA |
| Diode Test Voltage | 3.0 V DC ±(1.5% rdg + 1 dgt) |
| Diode Display | Forward junction voltage |
| Microwave Diode Test Current | ~0.6 mA |
| Microwave Diode Test Voltage | 7.0 V DC typical ±(3.0% rdg + 1 dgt) |
| Microwave Diode Overload Protection | 350 V DC or AC RMS |
| Transistor hFE Range | 0 to 1000 |
| Transistor hFE Base Current | ~3 µA |
| Transistor hFE Voltage C-E | ~3.0 V DC |
| Transistor Iceo Leakage Current Range | 10 nA to 20 µA |
| Power Supply | Standard 9V transistor battery |
| Battery Life | ~200 hours (alkaline) |
| Operating Temperature | 0°C to +50°C (32°F to 122°F), <70% R.H. |
| Storage Temperature | -20°C to +60°C (-4°F to 140°F), <80% R.H. with battery removed |
| Dimensions | 183 x 79 x 38 mm (7.2 x 3.1 x 1.5 inches) |
| Weight | 311 g (11 oz) including batteries |
| Country of Origin | Taiwan |
| Warranty | One year |
Datasheet
Download datasheet (PDF)Description
The ultimate electronic component verifier measures inductance, capacitance, resistance, transistors, diodes and microwave diodes.
Feature
- The ultimate component checker measures inductance, capacitance, resistance, transistors, diodes, and microwave diodes
- Plug-in test slots and test leads with threaded alligator clips
- Oversized, digital display
- Data hold and max hold
- “Zero adjust” pot for Ohms
- Low battery indication
- Auto-power off
Need this instrument calibrated?
Unitest Instruments operates Singapore's SAC-SINGLAS accredited calibration laboratory (ISO/IEC 17025, Lab No. LA-2023-0845-C). We provide traceable calibration with full documentation for most test & measurement instruments.
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