The Agilent/Keysight 60503B is a DC electronic load module engineered for integration into Keysight/HP 6050A or 6051A mainframe systems. It provides controlled load testing of DC power sources, batteries, and power components across flexible voltage and current configurations. The module operates in constant current, constant voltage, and constant resistance modes, with built-in transient generation and comprehensive protection. Analog and GPIB control interfaces enable precise programming and readback of load parameters in research, production, and incoming inspection environments.
Technical Specifications
DC Input Rating
• Voltage: 3 V to 240 V (minimum operation from 0 to 2 V at 0 to 10 A)
• Current: 0 to 10 A
• Power: 250 W at 40 °C; derated to 187 W at 55 °C
Operating Modes
• Constant Current (CC): Analog voltage control, full protection suite
• Constant Voltage (CV): Remote voltage sense capability
• Constant Resistance (CR): Configurable ranges with specified accuracy and temperature coefficients
Transient Generator
• Frequency range: 0.25 Hz to 10 kHz
• Duty cycle: 3 to 97% (0.25 Hz to 1 kHz); 6 to 94% (1 to 10 kHz)
• Programmable amplitude, frequency, duty cycle, and slew rate
– Key Features
• Analog programming inputs for load current control via external voltage source
• GPIB interface with VXIplug&play drivers for current, voltage, and resistance control and readback
• Single GPIB address controls all load modules within one mainframe
• Parallel operation in CC mode for higher power configurations
• Over-current, over-voltage, over-power, over-temperature, and reverse polarity protection
• Electronic calibration
– Compatibility & Integration
• Single-slot module for 6050A and 6051A mainframe systems
• 6050A accommodates up to six modules (60501B, 60502B, 60503B)
• 6051A accommodates up to two modules (60501B, 60502B, 60503B)
• N3303A module not compatible with these mainframes
