Siemens Building Technology QFA3280.FWNC Sensor 321894-706 and laboratory fume hood environments

and laboratory fume hood environments

it is the designated OEM replacement for the discontinued A-4000-601

reducing the risk of premature hardening or deformation common in standard-duty valves

Key Benefits for HVAC Professionals Optimized Ignition Sequence: Precision-drilled pilot burner orifice ensures the correct gas-to-air mixture for immediate lighting

providing seamless integration into existing pneumatic control systems

Siemens Building Technology QFA3280.FWNC Sensor 321894-706 and laboratory fume hood environmentsReliable environmental monitoring in localized zones requires precision components that integrate seamlessly with your automation backbone. The Siemens Building Technology QFA3280. FWNC is a high performance Room RH (Relative Humidity) Sensor engineered specifically for technical compatibility with Siemens Terminal Equipment Controllers (TEC). This unit provides dual functionality by tracking both 0 100% RH and temperature levels (P1) to ensure