DPA-30 Air pressure differential switchDetailed product description：

Purpose:
The DPA-30 air pressure differential switch can be used to sense pressure and airflow differences in pipelines, with common applications including:
1. Monitoring filter blockage alarm device
2. Monitor the start/stop status of the fan in the air conditioning unit
3. Gas monitoring in heating and ventilation ducts
4. Control the maximum airflow in a variable gas volume system
5. Gas control in the combustion furnace

Technical parameters:
Range: 30~5000Pa;
Accuracy: repeatability<± 1% times full scale;
Service life:>106 switching cycles;
Optional range: 30~300 100~500 100~5000
Pressure types: differential pressure, vacuum, overpressure;
Pressure connection: Ø 6.2mm pipe or internal thread G1/8 (optional with or without throttle hole);
Electrical connection: screw terminal AMP6.3mm connector; AMP4.8mm connector;
Working temperature: -30 ° C~85 ° C (overpressure of 5000 Pa); -30 ° C~75 ° C (overpressure 7500 Pa);
Contact system: Switch (standard), normally open contact (optional);
Contact material: multi-layer gold-plated contacts;
Shell material: reinforced glass fiber material, plastic cover;
Membrane material: Silicon Polymer (MVQ);
Weight: 120g;
Dimensions: Ø 81 × 53mm;
Protection level: IP 54 (with cover);
Test standards: EN61058, VDE0630, DIN3398, DIN-DVGW94.01e513I, CE0085AP0918;