ОПИСАНИЕ ПРОДУКТА
SIEMENS 7MB2621-0AA01-1AA1 - Electro-Pneumatic Positioner
The SIEMENS SIPART PS2 7MB2621-0AA01-1AA1 is a microprocessor-controlled electro-pneumatic positioner engineered for precise control of pneumatic final control elements in industrial process automation. It converts a 4-20 mA input signal with integrated HART communication into a proportional pneumatic output, ensuring accurate and repeatable valve positioning. This device is designed for robust operation across diverse industrial environments, facilitating critical flow, pressure, and level regulation in sectors such as chemical processing, power generation, and water treatment.
Technical Specifications:
- SERIES/FAMILY: SIPART PS2
- COMPONENT TYPE: Electro-Pneumatic Positioner
- ELECTRICAL SPECS:
- INPUT SIGNAL: 4-20 mA (2-wire)
- POWER SUPPLY: Loop-powered via input signal
- PROTOCOL: HART 7
- MECHANICAL/PHYSICAL:
- ACTUATION TYPE: Single-acting
- HOUSING MATERIAL: Aluminum
- FORM FACTOR: Compact industrial housing for direct valve mounting
- INTERFACE/CONTROL:
- INPUT: Analog 4-20 mA
- COMMUNICATION: HART protocol
- OUTPUT: Pneumatic (to actuator)
- FEEDBACK: Integrated position sensor, feedback via HART
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP66 / NEMA 4X
- MOUNTING: Direct mounting to NAMUR IEC 60534-6-1 (VDI/VDE 3845) or via bracket to linear actuators
- OPERATING TEMPERATURE: -30 °C to +80 °C
- COMPATIBILITY/APPLICATION:
- ACTUATORS: Pneumatic linear and rotary actuators
- VALVES: Control valves in process automation (e.g., globe, ball, butterfly valves)
- INDUSTRIES: Chemical, Oil & Gas, Power Generation, Water/Wastewater, Pharmaceutical