Viscosity Compensated Flowmeter /-switch,Max. temperature 100 °C,,Max. pressure 250 bar

Model: VKM-11-02-R0-N08-B-L
Brand: Kobold
[VKM-11]:
Operating principle variable area
Mounting position all directions
Flow direction in direction of the arrow
Body material Brass 
Seal NBR 
Switch point adjustable
Accuracy ±4 % FS  (at 105 mm²/s)
Max. temperature 100 °C
Max. pressure 250 bar 
Viscosity range 1...540 mm²/s
[02]: Measuring range: 0,1...0,45 L/min oil 
[R0]: Contact 1 N/O 
[N08]*: Connection 1/4 NPT female 
* for <= 9 L/min
[B]: Option special connection, on top female thread, bottom BVB 
[L]: Flow direction, from left 
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Datasheet: http://www.kobold.com/uploads/files/vkm-gb-flow.pdf