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Switch: reed switch
Nominal width: DN 40
Process connections: female thread G 1 1/2
Switching range: 30.0 - 38.0 l/min
Qmax.: 100l/min
Tolerance: ±15 % of full scale value
Pressure rating: PN 25
Medium temperature: -20..+ 110°C
Ambient temperature: -20..+70 °C
Media: water (oils, gases and aggressive media available on request)
Electrical data: see "UR1 brass switching unit"
Materials medium-contact
Stainless steel construction: 1.4305, 1.4571, 1.4310, 1.4310, hard ferrite PTFE coated, FKM
Non-medium contact materials: see "UR1 brass switching unit"
Weight: see table "Dimensions and weights"
Installation location
Standard: horizontal inwards flow; switching unit not recommended underneath; other installation positions are possible; the installation position affects the switching point and switch range
Switching voltage: max. 230 V AC
Switching current: max. 1 A
Switching capacity: max. 50 VA
Protection class: 1 - PE connection
Ingress protection: IP 65
Switching unit options: for switching unit ATEX A-U1.1 The switching head is a separte article, which needs to be ordered in addition.
Materials, non medium-contact: CW614N, nickelled, CW614N, NBR, POM
