Pressure switch Dungs UB150A4 138630

Dungs 138630 UB150A4 pressure switch is an adjustable device for burner control. Dungs 138630 UB150A4 differential pressure switch turns the circuit on, off, or restarts it when pressure changes. The switching point is set using a scaled adjustment wheel. The metal housing includes a standard measuring nozzle. Suitable for gases of families 1, 2, 3, and neutral gases. Operates without an external power source. Dungs UB150A4 138630 pressure switch technical data: Setting range: 30-150 mbar Max. operating pressure: 500 mbar (50 kPa) Ambient temperature: -15 °C to +60 °C Medium temperature: -15 °C to +60 °C Storage temperature: -30 °C to +80 °C Housing: aluminium die casting Switch: Polycarbonate Membrane: NBR Degree of protection: IP 54 as per IEC 529 (EN 60529) Setting tolerance: ± 15% switching point deviation based on the setpoint and with unit installed in a vertical position Dungs 138630 UB150A4 differential pressure switch approvals: EC type test approval as per EC Gas Appliance Directive: CE-0085 AO 3220.   EC type test approval as per EC Pres- sure Equipment Directive: CE0036. Approvals in other important gas-consuming countries. Special designs for the North American market with UL, FM and CSA registrations.