Flow switch QVE1902 for liquids in piping DN 10…25. QVE1902 is used in HVAC plants to monitor the flow of fluids in hydraulic systems, especially in refrigeration, heat pump and heating plants, e.g. for use with condensers, boilers, heat exchangers, etc.
QVE-1902 Features:
Contact load:
max. AC 230 V, 1 A, 26 VA,DC 48 V, 1 A, 20 W
Nominal pressure PN10
Manual contact setting (NO/NC contact)
Housing protection type IP 65 / Protection class II
Maintenance free
