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HM350 Series Hydraulic Pressure Switch
Brand: Orion InstrumentsHM series pressure switches have a pressure die-cast aluminum powder coated enclosure and are recommended for manifold mounting hydraulic applications.
The repeat accuracy is better than ±1% Full Scale.
A connector to DIN 43650 is provided for wiring.
Mainly intended for high pressure hydraulic presses.
Features- Compact Lightweight
- Three mounting styles
- Lockable protective cap to avoid tampering (optional)
- Choice of wetted parts to suit working media
- Electrical rating: 5 A, 250
- Vac; 0.2 A, 250 Vdc (res.)
Specifications
Brand
Accuracy
- ± 1 % of Full Scale Range
Applications
- Compressors
- High/Low Pressure Alarms in CNC Machines etc
- Hydraulic Power Packs Application
- Manifolds/Stacks with Sandwich Plates
Differential Pressure
- psi: 870.22 (kPa: 6,000, bar: 60) - Max.
Electrical Connectors
- DIN 43650 Connector for Wiring
Electrical Rating
- 0.2 A at 250 Vdc - Resistive
- 5 A at 250 Vac
Enclosure, Body Material
- Aluminum
- Pressure Housing: Mild Steel
Environmental Protection
- IP65 as Per IS 2147
Materials of Construction
- Base: Mild Steel
Mounting
- Line Mounting
- Subplate Mounting
- Vertical Stacking
O-Ring Material
- Viton
Operating Pressure
- psi: 7,252 (kPa: 50,000, bar: 500) - Max.
Piston Material
- Stainless Steel
Ring Material
- Back-Up Ring: Teflon
Seat / Seal Material
- Sealing Ring: Viton
Set Point - Decreasing
- bar: 35 to 350
- kPa: 3,500 to 35,000
- psi: 507.63 to 5,076.32
Set Point - Increasing
- bar: 35 to 350
- kPa: 3,500 to 35,000
- psi: 507.63 to 5,076.32
System Pressure
- bar: 0 to 500
- kPa: 0 to 50,000
- psi: 0 to 7,251.89