Wire tension and speed · €249
C-Arc controller
The C-Arc controller reads a load cell on the wire and sets the tension and speed servos. It is supplied complete: board, CNC-machined shielded enclosure with connector labels, mounted D-sub connectors and flat-cable interconnects.
Features
- Digital control
- Industrial optically isolated RS-485, with configurable termination
- Integrated high-bandwidth load-cell amplifier, built to tolerate EDM noise
- Fully configurable PID+ tension control
- Calibration for wire tension and for wire speed
- Several servo types, detailed in the manual
- Graphical PC interface, or a plain serial terminal with readable ASCII
- Isolated digital input to enable or disable wire control
- Automatic wire-break detection on an optically isolated output
- Non-volatile default settings
- Load-cell offset compensation
- Firmware update over a normal USB cable
- Full-metal shielded enclosure
ClearPath servo files. Tension and speed use different configuration files. Loading the wrong file can make a servo unstable and can cause damage. The files are written for ClearPath MSP 2.0 and are also printed in the manual.
Download the ClearPath configuration files
C-Arc firmware, latest 0.5 · Where it sits in a 2-axis build
