The document discusses PSEP/ASEP controllers which are 3-position controllers for pulse and servo motors. Key features of the controllers include:
1. Operating with the same signals as solenoid valves for compatibility with existing PLC programs.
2. Having a dustproof type with IP53 protection for outdoor mounting.
3. Providing a simple absolute type that can store position on power-up and start from that position.
4. Allowing for pushing operation and intermediate stopping like air cylinders.
5. Having an optional touch panel teaching unit for intuitive data entry without manuals.
The document provides information on available controller models, compatible actuators and cables, and accessories like teaching