- Pressure Die Cast Aluminium flange provides compact robust construction, free of blow holes.
- Deep drawn Stainless Steel operating diaphragm.
- Automatic and instantaneous venting and sealing.
- Optional switch with indicator.
- IP67 protection for switch.
- 100% operation test for each instrument.
- Specially designed reverse wound strings and assembly provide uniform valve loading and improved relief rates.
- Unique spring retaining system on disc and cover.
- Springs specially coated to prevent rust.
- Cover electrostatic powder coated for protection against corrosion.
- Switch with 1 NO + 1NC contacts.
- Switch with 2 NO + 2 NC contacts - optional.
- Highly visible flag indicator integrated with the switch.