S-Series Switches Robust Air Velocity & Temperature Switch

The S-Series is a specialized platform of air velocity and temperature switches optimized for demanding applications including laboratory, HVAC, high-performance electronics, and more. With both relay and open drain outputs available and configurable alarm behaviors, the S-Series is the most customizable, high-performance airflow switch platform on the market.

  • Velocity Range: 0.15m/s to 20m/s (30 fpm to 4,000 fpm)
  • Operating Temperature: -10°C to 60°C (14°F to 140°F)
  • Supply Power Requirements: 4.5 – 29 VDC, 35mA; 24 VAC/VDC (S500)
  • Digital Output: UART or I²C available for airflow & temperature
  • Alarm Output: Open drain, configurable trip point