For Use With Free Flowing Dry Materials.Level Equipment - Diaphragram Switches

Two Diaphragm Switch models are available:

  1. BM45 Series: General purpose – from £113.00
  2. BM65 Series: Explosion proof – from £165.00

 

APPLICATIONS

Reliable, point level detection for free flowing dry materials. For use in bins, vessels, and some plugged chute applications with material density from 20 lbs/cu.ft. The unit is suitable for feed, seed, grain, food, rubber, plastics, light powders, granules and other materials.

 

FEATURES

The Diaphragm Switch operates by sensing the pressure of material pressing against the diaphragm. This actuates a sensitive micro switch which can be wired to actuate a visual or audible alarm, or a stop/start process.

The rugged construction and simple design ensure very economical point level detection. It is designed for use in internal, external and explosion proof installations.

 

SPECIFICATIONS

BM45 Series – General Purpose Diaphragm Switch
Housing Enclosure: Die Cast Aluminium
Diaphragm: Neoprene (Standard), Silicone
Switch Ratings: 15 Amp @ 125, 250, or 480 VAC, 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 1/2 A @ 125 VDC, 1/4 A @ 250 VDC
Operating Temperature: -40°F to +300°F, (-40°C to +149°C)
Mounting: Internal or External, 16 ga. galvanized mounting plate
Internal Mount: This economical indicator is designed for non-hazardous applications. the simple operating mechanism makes it reliable and requires minimal maintenance.
External Mount: The design of the BM45 Series Diaphragm Switch permits mounting of the entire unit outside the bin, making the operating mechanism easily accessible.

 

BM65 Series – Explosion Proof Diaphragm Switch
Housing Enclosure: Heavy Cast Aluminium
Diaphragm: Neoprene (Standard), Silicone
Switch Ratings: 15 Amp @ 125, 250, or 480 VAC, 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 1/2 A @ 125 VDC, 1/4 A @ 250 VDC
Operating Temperature: -40°F to +300°F, (-40°C to +149°C)
Mounting: Internal or External, 16 ga. galvanized mounting plate
Internal Mount: The BM65 Series Diaphragm Switch has the same operating benefits as the BM45 Series Diaphragm Switch but is designed for use in hazardous atmospheres charged with combustible dust. The BM65 Series is listed by U/L for Class II, Groups, E, F and G.
External Mount: The design of the BM65 Series Diaphragm Switch permits mounting of the entire unit outside the bin, making the operating mechanism easily accessible.

 

Click Here for Product Brochure >

 

Click Here for BM45 Diaphragm Switch Manual >

 

Click Here for BM65 Diaphragm Switch Manual >