UNI-T UTL8511B+ DC Electronic Load Battery Test
The UNI-T UTL8511B+ is a programmable DC electronic load designed for professional testing of high-voltage DC sources. It supports input voltages up to 500V, currents up to 15A, and power up to 200W, making it suitable for evaluating power supplies, batteries, chargers, DC converters, and other power electronics. The instrument provides precise control over the applied load and allows users to monitor the behavior and performance of the device under test.
The UTL8511B+ provides constant current, constant voltage, constant resistance, and constant power modes, together with dynamic testing, battery discharge testing, OCP/OPP testing, OVP testing, ripple measurement, short-circuit testing, and automated list testing. Its battery-test function can record the discharge process and provide a battery discharge curve, making it useful for evaluating battery capacity and discharge characteristics.
Features:
- Programmable DC electronic load.
- High-voltage testing capability.
- Constant current operation.
- Constant voltage operation.
- Constant resistance operation.
- Constant power operation.
- Dynamic load testing.
- Battery discharge testing.
- Automated list testing.
- Over-current protection testing.
- Over-power protection testing.
- Over-voltage protection testing.
- Ripple measurement.
- Short-circuit testing.
- Load-effect testing.
- CR-LED testing.
- Combined test functions.
- Waveform recording.
- 4.3-inch LCD display.
- RS232 computer communication.
- Multiple built-in protection functions.
- Suitable for laboratory, R&D, maintenance, and production testing.
Specifications:
| Specification | Value |
|---|---|
| Brand | UNI-T |
| Model | UTL8511B+ |
| Product Type | Programmable DC Electronic Load |
| Input Voltage | 0–50V / 0–500V |
| Maximum Input Voltage | 500V DC |
| Input Current | 0–1.5A / 0–15A |
| Maximum Input Current | 15A |
| Maximum Input Power | 200W |
| Minimum Operating Voltage | 2.8V at 15A |
| Operating Modes | CC, CV, CR, CP |
| CV Range | 0.1–50V / 0.1–500V |
| CV Resolution | 1mV / 10mV |
| CV Accuracy | ±(0.03% + 0.05% FS) |
| CC Range | 0–1.5A / 0–15A |
| CC Resolution | 0.1mA / 1mA |
| CC Accuracy | ±(0.03% + 0.05% FS) |
| CR Range | 0.05Ω–10kΩ |
| CR Resolution | 16-bit |
| CP Resolution | 10mW |
| Maximum Dynamic Frequency | 50kHz |
| Current Slew Rate | 0.0006A/μs–3A/μs |
| Display | 4.3-inch LCD |
| Communication Interface | RS232 |
| Battery Test | Yes |
| Ripple Measurement | Yes |
| Waveform Recording | Yes |
| Short-Circuit Test | Yes |
| Operating Temperature | 0°C to 40°C |
| Over-Temperature Protection | ≥85°C |
| Form Factor | 1/2 2U |
| Minimum Load Resistance at Short Circuit | 200mΩ |
Applications:
- Battery discharge and capacity testing.
- DC power supply testing.
- High-voltage power supply testing.
- Charger testing.
- AC/DC adapter output testing.
- DC-DC converter testing.
- LED driver testing.
- Power bank testing.
- Over-current protection testing.
- Over-power protection testing.
- Over-voltage protection testing
- Ripple measurement.
- Load regulation testing.
- Short-circuit testing.
- Production testing.
- R&D laboratory testing.
- Automated test systems.
Packages Included:
- 1 × UNI-T UTL8511B+ DC Electronic Load.
- 1 × Power Cord.
- 1 × User Documentation.