Product Overview
The STEC SEC-7350M is a precision-engineered mass flow controller (MFC) designed for accurate measurement and regulation of gas flow in demanding industrial processes. As a member of STEC’s SEC series, this instrument utilizes a thermal sensing principle combined with a fast-response control valve to deliver stable, repeatable flow control across a wide dynamic range. The SEC-7350M is specifically configured for general process and pneumatic applications where precise gas delivery is critical to product quality, process safety, and operational efficiency. Its compact, modular design allows seamless integration into gas panels, semiconductor tooling, and analytical instrumentation systems.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Mass Flow Controller (Process & Pneumatic Valve) |
| Model Designation | SEC-7350M |
| Operating Pressure | Standard Industrial Grade (Up to rated bar) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
| Flow Measurement Principle | Thermal mass sensing with bypass capillary |
| Control Valve Type | Normally-closed solenoid proportional valve |
| Seal Material | Fluoroelastomer (FKM) / Metal options available |
| Electrical Interface | Analog 0–5 VDC / 4–20 mA; digital communication optional |
Engineering Features & Advantages
- Precision Performance: Advanced thermal sensing element and closed-loop control circuitry deliver high accuracy and fast settling times for critical gas flow processes.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with robust construction that resists vibration, temperature fluctuations, and corrosive media.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring drop-in replacement without modification to existing gas panels or tubing.
- Wide Dynamic Range: Maintains accurate control from low setpoints to full rated flow, reducing the need for multiple controllers in multi-range processes.
- Low Pressure Drop: Optimized internal flow path minimizes pressure loss, preserving upstream supply pressure and improving system efficiency.
Typical Industrial Applications
The STEC SEC-7350M mass flow controller is widely deployed in semiconductor fabrication equipment for precise gas delivery to etch, deposition, and diffusion processes. It is also used in analytical instrumentation and laboratory gas chromatography systems, where stable and repeatable flow rates are essential. Additional applications include industrial gas blending and mixing panels, pharmaceutical process development, and general pneumatic control systems requiring accurate mass flow regulation of gases such as nitrogen, argon, hydrogen, and oxygen.
PRODUCT IMAGES
STEC SEC-7350M Mass Flow Controller
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- 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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