In the Hirlekar Precision Model EX-200 DPG, the movement of the piston is converted into appropriate calibrated rotary movement of the pointer through a magnetic connection. This type of piston model is used in applications where minor migration of the media from high pressure side (HP) to low pressure side (LP) is permitted. The explosion proof box manufactured by Akron (USA) is ATEX approved.
Specifications
Migration - Minor from high to low port
First marking on scale - 20% of the FSD
Wetted Parts - Body material, SS 302 spring, ceramic magnet & seals
Mounting - As per the explosion proof box drawings
SS & Monel : 400 bar
Seals - Buna-N, Viton & EPDM ‘O’ Rings
Window - Standard: Float glass
Optional: Toughened glass, acrylic & safety glass
Porting - Bottom (right side) & back
Over range protection - Up to the max. working pressure from high & low side