Siemens PS2 I/P

Description

The SIPART PS2 series comprises state-of-the-art electropneumatic positioners designed to precisely control pneumatic linear or part-turn actuators. These devices ensure that the actuator's valve position aligns with the setpoint, with additional functionality for safety and block positioning. The series includes SIPART PS2, SIPART PS2 PA, SIPART PS2 EEx d, and SIPART PS2 EEx d PA, catering to various industrial requirements, including hazardous environments.

Key Features

• Versatile Compatibility: Suitable for both linear and part-turn actuators, reducing the need for multiple device types.
• User-Friendly Interface: Easy setup and programming with a simple three-key operation and a clear two-line LCD display.
• Automatic Initialization: Self-adjustment for zero and span during startup ensures optimal performance without manual calibration.
• Manual Operation Capability: Allows for manual adjustments without additional equipment, ensuring flexibility in various scenarios.
• Advanced Diagnostics: Built-in diagnostic functions provide valuable insights into valve and actuator performance, facilitating proactive maintenance.
• Energy Efficient: Minimal air consumption reduces operational costs and environmental impact.
• Enhanced Safety: Features like selectable or programmable characteristics, setpoint and manipulated variable limiting, and a programmable "tight shut-off function" enhance operational safety and reliability.

Design Variants

• Material Options: Available in plastic or metal casings for single-action actuators and plastic casings for double-action actuators.
• Hazardous Application Models: Includes intrinsically-safe (EEx ia/ib) and flameproof (EEx d) versions for use in hazardous environments.
• Communication Interfaces: Offers models with 0/4 to 20 mA communication using HART signals or PROFIBUS-PA interface, ensuring seamless integration into various control systems.

Innovative Design Elements

• Digital Field Device: Incorporates a highly integrated microcontroller for precise control and monitoring.
• Actuator Travel Detection: Uses either a potentiometer or a non-contacting position sensor (NCS) for accurate measurement of actuator position.
• Modular Design: Features slots for additional modules like position feedback (Iy module) and alarm modules, allowing for customizable functionality.
• Robust Construction: Available in stainless steel casings for extreme environments, such as offshore operations or chlorine plants, ensuring durability and longevity.

Operational Excellence

• Efficient Control Mechanism: Utilizes a 5-way switch procedure to manage piezoelectric valves, delivering precise air flow control and high positioning accuracy.
• Remote Operation: Compatible with SIMATIC PDM software for remote operation, monitoring, and configuration via PC or laptop, enhancing convenience and efficiency.
• Comprehensive Monitoring: Provides extensive monitoring and diagnostic functions, including travel integral, number of changes in direction, alarm counters, and more, for maintaining optimal performance and early fault detection.