Product warranty for dependable integration and commissioning.
Four-axis industrial CNC control
PC Smart 4A
PC Smart 4A is an open-loop, PC-based CNC controller for servo drives and stepper motors that accept pulse/direction signals. It delivers precise control across four independent and interpolated axes through 100 Mbps LAN communication, with up to 500,000 pulses per second and S-curve acceleration.
Four-axis industrial controller
4 axesInterpolated + independent
500,000Pulses per second
Pulse + DirectionMotion interface
16 / 8Digital inputs / outputs
Long-term confidence
Engineered for the machine lifecycle
Industrial control hardware is only as valuable as the support behind it. PC Smart 4A is backed by Radonix warranty, service and technical assistance.
Long-term continuity for machine builders and production teams.
Technical assistance when your machine and production require it.
Product media
PC Smart 4A in detail
Review the controller hardware, connections and installation details in the original product media.
Industrial media
PC Smart 4A in the electrical panel
Industrial media
PC Smart 4A in the real world
Core capabilities
Control, connectivity and integration
Compare motion, I/O and integration capabilities for machine design and controller selection.
Axes
Four interpolated and independent axes provide precise motion control for complex applications.
Digital Outputs
Eight protected digital outputs support safe, flexible load control with PNP and NPN compatibility.
Communication
100 Mbps LAN (TCP/IP) provides reliable communication at distances up to 50 metres.
Compatible Operating Systems
Supports Windows 7, 8, 10 and 11.
Analog Inputs
Two isolated 0–10 V analog inputs can support live operator overrides such as feed and spindle-speed adjustment.
Analog Outputs
Two protected 0–10 V analog outputs support motor-speed control and analog devices.
Hardware Lock
Twenty-four adjustable time locks support secure, controlled machine usage.
Digital Inputs
Sixteen isolated PNP/NPN digital inputs support sensors and industrial devices.
Technical data
Specifications and configuration
Use the verified specifications below to evaluate electrical, motion and integration requirements.
| Feature | Specification |
|---|---|
| Acceleration Time | From 50 to 30,000 (mm/s²) |
| Analog Inputs (Isolated) | 2 (0–10 Volts) |
| Analog Outputs (Protected) | 2 (0–10 Volts) |
| Axes | 4 Interpolated and Independent |
| Axis Pulse Speed | 500,000 pulses/sec |
| Axis Pulse Type | Pulse/Direction |
| Communication Distance | More than 20 metres with UTP / More than 50 metres with SFUTP |
| Communication Type | LAN at 100 Mbps (TCP/IP) |
| Control Type | Open-Loop Control |
| Digital Inputs (PNP/NPN, Isolated) | 16 Units |
| Digital Outputs (PNP/NPN, Protected) | 8 Units |
| Dimensions | 25 × 13 cm |
| Hardware Buffer Size | 2,000 Block FIFO |
| Hardware Lock | 24 Time Locks Adjustable with Internal Clock |
| Isolation Type | Optocoupler |
| Operating System | Windows 7, 8, 10, 11 |
| PC-Control Unit Data Exchange Time | 20 milliseconds |
| Power Consumption | 12–24 volts, 300 milliamps |
| Speed Profile | S-Curve |
| Supported Equipment | Handwheel, Remote Control, Joystick |
Confirm model-specific limits, signals and compatibility before final machine integration.
Engineering support across the UK, Türkiye and worldwide
Radonix supports machine builders, system integrators and manufacturers across the United Kingdom, Türkiye, Europe and international markets with controller selection, integration guidance and remote technical support.
Build your next machine with confidence.
Discuss hardware selection, electrical integration, commissioning and long-term support with the Radonix engineering team.