Boot Level Switch

Boot Level Switch

Reinforced membrane level indicator. Is to be used to control normally the minimum level of bulk solids in silos or vessels and with high density bulk goods or with a hight abrasion to the membrane due to the product.

These controllers consist of a switch actuated by a membrane and it is recommended for dusty and powdery, granulated and grainy bulk goods like dust, flour, grain, sand, plastic, etc. with an easy flow and a bulk density from 0.3 to 2.5 t/m3.


Technical data

NameMembrane level indicator
TypeAD – ref: 2212…
Density of the product0,3 t/m3 – 2,5 t/m3
Ambient pressureAtmospherical
Maximum pressure+0,5 bar
Cable entryM20x1,5
Maximum voltage250 V AC
Contact function1 NO + 1 NC
Capacity of the contact15 A / 250 V AC (for resistive loads)
For inductive or capacitive loads reduce at 50%
Product temperature-20° C – +200° C
Ambient temperature-20° C – +80° C
ProtectionIP65, according to DIN EN60529
Weight1,85 Kg
Sensitivity200 – 500 g adjustable
(Depending of the model.
Consult your application to our Technical Department)
HousingAluminium, RAL 7001 coated
Mounting ring and screwsAluminium ring, RAL 7001 coated
and screw Zincated Steel
(Under request Stainless Steel 1.4301)


Parshvi Technology