DESCRIZIONE PRODOTTO
SIEMENS 7NG3212-0AN00 - Electropneumatic Positioner
The SIEMENS 7NG3212-0AN00 is an electropneumatic positioner from the SIPART PS2 series, engineered for precise control of single-acting pneumatic actuators. It operates via a 2-wire, 4-20 mA input signal, providing accurate valve positioning in critical process control applications. This unit integrates mechanical limit switches for reliable position feedback, making it suitable for industrial fluid handling, chemical processing, and power generation systems requiring robust and accurate valve automation.
Technical Specifications:
- SERIES/FAMILY: SIPART PS2
- COMPONENT TYPE: Electropneumatic Positioner for Single-Acting Actuators
- ELECTRICAL SPECS:
- INPUT SIGNAL: 4-20 mA (2-wire loop powered)
- POWER SUPPLY: Loop powered, typically 10-30V DC
- MECHANICAL/PHYSICAL:
- ACTUATOR TYPE: Single-acting (linear and rotary)
- FEEDBACK: Mechanical limit switches
- MOUNTING: Standard NAMUR VDI/VDE 3845 interface
- INTERFACE/CONTROL:
- INPUT: Analog 4-20 mA
- OUTPUT: Pneumatic pressure (0.2 to 1.0 bar / 3 to 15 psi)
- FEEDBACK: Binary signals from mechanical limit switches
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP66 / NEMA 4X
- AMBIENT TEMPERATURE: -30 to +80 °C
- COOLING: Natural convection
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Pneumatic control valves, dampers, process control loops, chemical processing, oil & gas, power generation, water treatment, industrial fluid handling.