1. Description
SIPART PS2 positioners offer decisive advantages:
• Simple mounting and automatic commissioning
• Simple operation and configuration of the device using 3 buttons and a 2-line local display or via SIMATIC PDM
• Very high control performance
• Negligible air consumption in stationary operation
• "Tight closing" function ensures maximum positioning pressure on the process valve seat
• "Fast Open/Fast Close" function for a defined approach of the end position with fast reaction to new setpoint specifications
• "Fail in Place" function: Maintain current position on failure of electrical and/or pneumatic auxiliary power
• Numerous functions can be activated by simply configuring (e.g., characteristic curves and limits)
• One device variant for linear and part-turn actuators
• Insensitive to vibrations due to a few moving parts and optionally with wear-free position detection
• External non-contacting sensor as an option for extreme ambient conditions
2. How to select
