The Amrel PDS40-30AR is a programmable DC power supply engineered for precision power delivery in laboratory, automated test equipment (ATE), and industrial control environments. The unit delivers stable, adjustable voltage and current output with automatic crossover between Constant Current (CC) and Constant Voltage (CV) modes, supported by 16-bit digital measurement capability and 0.04% measurement accuracy.
Technical Specifications
Output Control
• Adjustable voltage and current settings with automatic CC/CV mode crossover
• VLIST and ILIST programming: up to 20 sequential steps with dwell times from 10 ms to 1 minute across 4 stored profiles
• Sequences support single or multiple cycle execution
• Output enable/disable via keypad or TTL (optional)
• Remote sensing for load lead voltage drop compensation
• Active down programming for rapid voltage/current reduction
Protection
• Programmable Over-voltage Protection (OVP) and Over-current Protection (OCP)
• Redundant Over-temperature Protection (OTP)
• Under-voltage Protection (UVP)
• Remote Lockout control for ILIST, VLIST, and ATE functions
Measurement & Display
• 16-bit digital design with simultaneous voltage and current LCD readout
• Measurement accuracy: 0.04%
• Voltage resolution: 0.5 mV
• Status indicators for OVP, OCP, VLIST, ILIST, and system state
Performance
• Fast transient response: 50 µs
• Low ripple and noise (PARD)
– Key Features
• Front panel keypad interface with LCD status display
• Electronic remote/local closed-case calibration
• Embedded RS-232 and IEEE 488.2 SCPI/GPIB standard connectivity
• Optional Ethernet, USB, or RS-485 (Master/Slave paralleling)
• External analog voltage input (0 to +10 Vdc) for remote programming
– Typical Applications
Laboratory testing, component characterization, automated test equipment systems, and industrial control circuits requiring flexible, programmable power sourcing with precision output control.
– Compatibility & Integration
Communicates via RS-232, GPIB, and optional Ethernet/USB interfaces. RS-485 option enables Master/Slave paralleling of multiple supplies. Operating temperature: 0°C to 50°C. Input voltage: 115/230 VAC ±10%, 50/60 Hz (user-selectable). Requires minimum 1″ clearance on all sides for ventilation.
