Product Overview
The Schubert & Salzer 8049-2 is a high-precision electro-pneumatic positioner engineered for reliable control of pneumatic control valves and actuators in demanding process environments. As a member of the Schubert & Salzer 8049 series, this instrument converts an electrical input signal into a proportional pneumatic output pressure, enabling accurate valve stem positioning for throttling and on/off control applications. The 8049-2 is designed for direct integration with linear and rotary pneumatic actuators, providing precise stroke feedback and stable positioning performance across a wide range of industrial process control loops.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Electro-Pneumatic Positioner (Process & Pneumatic Valve Accessory) |
| Model Designation | 8049-2 |
| Manufacturer | Schubert & Salzer |
| Input Signal | Standard analog electrical control signal (e.g., 4–20 mA / 0–10 V) |
| Pneumatic Supply | Instrument air, filtered and dried, typical 1.4–6 bar |
| Operating Pressure | Standard Industrial Grade (up to rated supply pressure) |
| Mounting & Connection | Standard ISO / Manufacturer Interface (NAMUR-style actuator mounting) |
| Action Type | Single-acting or double-acting configuration |
Engineering Features & Advantages
- Precision Performance: High-resolution electro-pneumatic conversion delivers accurate valve stem positioning, minimizing process deviation and improving control loop stability.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with robust housing and stable performance in demanding process environments.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring straightforward retrofit and minimal downtime.
- Versatile Actuator Compatibility: Suitable for both linear and rotary pneumatic actuators, supporting a broad range of control valve configurations.
- Stable Pneumatic Output: Maintains consistent output pressure to the actuator, reducing hunting and improving throttling accuracy.
Typical Industrial Applications
The Schubert & Salzer 8049-2 electro-pneumatic positioner is widely deployed in process industries where precise pneumatic valve control is critical. Typical applications include chemical and petrochemical processing plants, pharmaceutical and food-grade process lines, water and wastewater treatment facilities, and power generation plants. It is also commonly used in HVAC and industrial automation systems requiring accurate modulation of pneumatic control valves for flow, pressure, and temperature regulation.
PRODUCT IMAGES
Schubert & Salzer 8049-2 Electro-Pneumatic Positioner
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- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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