B&K Precision 8500B Programmable DC Electronic Load

Overview

The B&K Precision 8500B series programmable DC electronic load improves upon its predecessor while maintaining dependability and value. With transient mode speeds up to 10 kHz and support for both SCPI and legacy protocols, these loads are suitable for testing and evaluating DC power supplies, DC-DC converters, batteries, battery chargers, and photovoltaic arrays.

Key Features

• Operating modes: Constant Current (CC), Constant Voltage (CV), Constant Resistance (CR), Constant Power (CW)
• 16-bit voltage and current measurement system with up to 0.1mV / 0.1mA resolution
• Transient mode up to 10 kHz in CC mode
• List mode function for custom step sequences
• Supports both SCPI and backwards-compatible 8500 series protocol
• Store and recall up to 100 instrument settings
• Adjustable slew rate in CC mode
• Flexible triggering options via front panel, external input, timer, or bus
• Built-in battery test function with adjustable cut-off voltage, capacity level, and time settings
• Test modes to validate OCP/OPP protection functions
• Protection: OVP, OCP, OPP, OTP with local and remote reverse voltage (LRV/RRV) protection
• Remote sense capability
• Short-circuit test function
• Analog current monitoring
• Two thermostatically controlled fans with linear-speed control
• Integrated meter for voltage, current, and power measurement
• Rack-mountable form factor

Applications

• Testing and evaluating DC power supplies
• DC-DC converter characterization
• Battery and battery charger testing
• Photovoltaic array and solar panel testing
• Production line testing and quality assurance