Introduction
The PMX-4EX-SA is a sophisticated 4-axis stepper motion controller designed for standalone operation, featuring USB 2.0 and RS-485 communication capabilities for executing programs independently of a host.

Model Numbers and Top Board Options
Available with Standard Top Board (PMX-4EX-SA-TBS) and DB9 Top Board (PMX-4EX-SA-TB9) configurations.

Connections
Includes connectors for power and communication, with detailed pin descriptions and compatible mating connectors.

Interface and Control
Controlled via a Windows GUI program for testing, programming, and debugging, supporting USB or RS-485 communication.

Operational Features
Supports absolute and incremental moves, homing, jogging, and buffered moves with on-the-fly speed and position control.

Encoder and Alarm Inputs
Accepts single-ended and differential quadrature encoder inputs, with opto-isolated alarm inputs.

Specifications and Commands
Details commands for motor operations, including deceleration, pulse speed, and motor status, with error handling and buffered moves.

Programming
Standalone program editor for writing and editing programs, with graphical programming options and DXF file conversion.

Motion Control
Describes trapezoidal and S-curve velocity profiles, with commands for speed and acceleration settings.

Recommendations
Advises on DXF file preparation and scaling for accurate representation.

Communication and Storage
Supports USB 2.0 communication and uses DLL API function calls for interaction with Windows programming languages.

Specifications and Procedures
Outlines DLL use for communication, USB communication issues, and RS-485 ASCII protocol.

Critical Information
Emphasizes syntax accuracy and provides examples for command implementation.

Contact Information
Arcus Technology, Inc., 3159 Independence Dr, Livermore, CA 94551, Phone: 925-373-8800, Website: www.arcustechnology.com