$54.50 - $80.00
空气流量传感器感应 HVAC 管道中的空气流量，并通过模拟和数字（Modbus 和 Bacnet）通信协议报告空气流量。仪器级皮托管在各种管道宽度上提供出色的精度和最大的效率。
- Differential air flow pressure sensor
- Applications include VAV systems, supply and exhaust fan tracking, clean room air, as well as lab air handling and paint booth supply air.
- Pitot tube provides outstanding accuracy over full width of duct
- Signal outputs operate at 0 to 10V and 4 to 20ma
- User-configurable range settings for engineering units and full scale output
- Supports both Modubus and Bacnet protocols
$11.00 - $11.00
PSN40-400A differential pressure switch is used for fan status and dirty filter applications. A knob with pressure values on it allows the setpoint to be adjusted visually in the field. The plastic duct probe tubes, flexible silicon tubing and the mounting screws are included with all models.