Product Parameters

Functional Items

Product Introduction

The CAFS5019 gas mass flow sensors utilize microelectromechanical system (MEMS) flow sensing chips. They are suitable for various applications involving clean, relatively dry, low-flow gas measurement and process control. The unique packaging technology allows the product to cover a wide range of flow measurements while ensuring high sensitivity, reliability, stability, and cost-effectiveness.

The sensors are built on a MEMS flow sensing unit combined with a high-precision digital processing and calibration circuit (MCU). They feature an integrated Delta-Sigma A/D converter and logic circuitry with internal calibration functions. This combination ensures effective real-time acquisition of sensing signals and accurate flow measurement, eliminating the need for external calibration compensation. Additionally, the sensors offer a user-friendly digital output communication mode, making data retrieval and communication straightforward and efficient. The CAFS5019 series has a broad range of applications.

Product Features

• High Accuracy: 1.5% F.S accuracy.
• Linear Output: No need for temperature compensation.
• Long-Term Stability: Minimal zero drift over time.
• Fast Response Time: 20 ms response time.
• Wide Flow Rate Range: 0-60 m/s, with impact resistance up to 100g.
• Solid-State Sensing Core: No surface voids or fragile membranes, resistant to clogging and pressure shocks.
• Output Options: Analog (1-5 V) and digital RS485 communication available.
• Humidity Tolerance: Suitable for measuring relatively humid gases.
• Temperature Range: Operating from -25°C to 85°C; storage from -40°C to 90°C; 0 to 100% RH.
• Condensation Resistance: Designed to withstand condensation.

Differentiation

The CAFS5019 gas mass flow meter stands out for its robust design, high accuracy, and reliable performance across diverse environmental conditions. The solid-state sensor core and compatibility with humid gases enhance its versatility. Dual output modes and customizable features ensure adaptability to specific needs, making it a preferred choice across various industries.