BRF Servo Drive
20A brushed DC servo drive.
Standard isolated PUL/DIR/ENA/ALM interface
Pluggable connectors for easy installation.
Direct controller support from 3VDC to 30VDC.
Flexible mounting "L" chassis open frame design.
Ultra-High efficiency. Minimal heatsinking required.
9 LED indicators for easy setup and diagnostics.
All digital operation with 32bit ARM CPU.
Smooth silent operation. No dithering.
Easy tuning with free Tuna™ software for Windows.
Safe, easy setup with opto-isolated USB port.
Voltage, current and temperature protection.
Compact light design - 115x74x20mm and 115g.
Designed and manufactured in Australia to IEC/EN 61800-5-1.
Drive User Manual (PDF 1.85MB)
USB Driver (546kB .zip)
Tuna for Windows (2.2MB .zip)
Tuna User Manual (PDF 861kB)
Advanced Control Algorithms
Supports modified PI-D (PIV) algorithm.
32 bit ARM CPU with double precision floating point motion calculations.
Command smoothing for smoother and quieter operation.
Velocity and acceleration feed-forward for higher accuracy trajectory tracking.
Stiction (static friction) compensation reduces positioning errors on move starts and stops.
Supports all combinations of metric and imperial hardware.
Automatic calculation of electronic gearing and step multiplying with no loss of precision.
Abnormal condition detection like following error and encoder faults.
Real-time statistical motor position error analysis over multiple timeframes.
Easy Setup and Operation
Standard isolated PUL/DIR/ENA/ALM interface supports popular CNC software and controllers.
Supports CNC controllers from 3VDC to 30VDC without needing series resistors.
Flexible wall or base mounting “L” chassis open frame design.
Pluggable screw connectors for easy installation.
5V encoder power up to 150mA provided internally by the drive.
Accepts differential, single ended and open collector encoders.
Easy drive commissioning with free Machdrives Tuna software for Windows via USB.
Nine LED indicators show drive states without multimeters or oscilloscopes.
In-built waveform generator creates tuning waveforms such as trapezoid and S-profile.
Advanced Power Stage
Ultra high efficiency MOSFET bridge requires minimal heatsinking.
Silent operation. No singing or dithering.
Detection and logging of eight different alarm conditions.
Optional power saving mode reduces drive and motor losses.
Over voltage protection and monitoring.
Output short circuit protection.
Intelligent overload protection.
Thermal protection and monitoring.
High efficiency internal spread-spectrum DC-DC converters.