Table of Contents

Overview

HF-BT-417 enables rapid capacity sorting for large battery cells within 1–5V. Adopting unique technology, it delivers safe and efficient performance. It measures cell voltage, internal resistance and capacity, ideal for charging or discharging individual cells in battery packs within the EV repair industry. Users can view charge-discharge curves and evaluate cell quality without connecting to a computer. Its customers include universities, research institutes, auto repair shops and training institutions.

Features

• Intelligent Operation: Automatic adjustable constant current & constant voltage control for charging and discharging.
• Multi-function Unit: Maintains various lithium cells, supporting voltage cutoff, time cutoff and Ah capacity calculation.
• High Precision & Efficiency: Isolated voltage and current sampling ensures accurate testing. Adjustable charge/discharge current boosts maintenance efficiency.
• Multiple Safety Protections: Built-in safeguards prevent overcharging and overdischarging to protect batteries and the device.
• Compact & Portable Design: Small size and light weight for easy transportation.

Technical Specifications

Model	HF-BT-417
Operating Power Supply	AC100~264V / 50Hz
Output Voltage Range	1~5V Continuously Adjustable
Output Current Range	0~30A
Charge & Discharge Mode	Constant Current + Constant Voltage (CC+CV)
Voltage Accuracy	±0.2%FS +5mV @5V; Resolution: 0.001V
Current Accuracy	0.5%FS +10mA @30A; Resolution: 0.01A
Supported Functions	Charge Test, Discharge Test, Internal Resistance Test, Capacity Test
Communication Interface	RS485
Operating Temperature	-10~65°C
Storage Temperature	-40~75°C
Protection Measures	Input Under-voltage / Overvoltage Protection, Battery Reverse Polarity Protection, Output Overcurrent Protection, Equipment Over-temperature Protection
Cooling Method	Air Cooling
Dimensions (mm)	316150160
Weight (kg)	3.6

FAQ | Lithium Battery Cell Maintenance Tester

Q1: What is the Lithium Battery Cell Maintenance Tester used for?

A: It tests voltage, internal resistance and capacity of single lithium cells, supports CC/CV charging and discharging, realizes cell balancing. Widely used for EV battery pack maintenance, lab testing and cell sorting.

Q2: What cell voltage range does CE-CF0530 support?

A: It works for lithium cells within 1–5V, suitable for most common lithium iron phosphate and ternary lithium cells.

Q3: What is the maximum charge/discharge current?

A: Rated 0–30A continuously adjustable current, meeting maintenance demands for large-capacity power cells.

Q4: What charge-discharge mode does it adopt?

A: Standard CC+CV (Constant Current + Constant Voltage) mode for stable cell charging and discharging.

Q5: Can I check charge-discharge curves without a computer?

A: Yes. Curves can be displayed directly on the local screen to evaluate cell quality without PC connection.

Q6: What cutoff conditions are available during testing?

A: Supports voltage cutoff, time cutoff and Ah capacity recording for automatic test stop.

Q7: Does the unit calculate real cell capacity?

A: Yes. It records Ampere-hour data during discharge to obtain the actual available capacity of each cell.

Q8: How about the test accuracy?

A: Adopts isolated sampling circuit. Voltage accuracy: ±0.2%FS+5mV; Current accuracy: 0.5%FS+10mA to ensure reliable measurement results.

Q9: What safety protections are built in?

A: Under/over voltage input protection, reverse polarity protection, output overcurrent protection and over-temperature protection to avoid overcharging and overdischarging cells.

Q10: What communication interface is equipped?

A: Standard RS485 interface for upper computer centralized monitoring.

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