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310/316 Differential Pressure Switch
Brand: Delta Mobrey
The model 310 Differential Presure Switch is suitable for setpoints between psi: -0.04 (kPa: -0.25, mbar: -2.5) and psi: 1.08 (kPa: 7.5, mbar: 75) with maximum working pressures from psi: -7.25 to 7.25 (kPa: -50 to 50, mbar: -500 to 500).
The model 316 Differential Presure Switch is suitable for setpoints between psi: 0 (kPa: 0, bar: 0) and psi: 23.21 (kPa: 160, bar: 1.6) with maximum working pressures from full vacuum to psi: 217.6 (kPa: 1,500, bar: 15).
Features- Die-cast weatherproof enclosure to IP66 (NEMA 4)
- Stainless steel mechanism
- Internal tamperproof set point adjustment
- Calibrated scale
- Set point adjustment from -2.5 mbar (-1 in H₂O) up to 20 psi (1.6 bar)
Specifications
Brand
Adjustment Type
- Internal Tamperproof Set Point Adjustment
Ambient Temperature Range
- -25° to 60° C (-13° to 140° F)
Applications
- Chemical Industry
- Food Industry
- Oil & Gas Applications
- Petrochemical
- Power
- Refining
Approvals & Certifications
- CSA
- UL
BSP Connection
- 1/4” BSPT Female
Cable Entry
- M20 x 1.5 Elbow Adaptor
Conduit Connection
- 3/4” Conduit
Diaphragm Material
- Nitrile
Electrical Contacts
- Gold Alloy Contacts for Low Energy Circuits
Electrical Rating
- IEC 947-5-1 / EN 60947-5-1: 0.22 / 0.1 A at 125/250 Vdc
- IEC 947-5-1 / EN 60947-5-1: 0.6 / 0.3 A at 120/240 Vac
- UL & CSA: 100 mA at 30 Vdc
- UL & CSA: 2 A at 30 Vdc
- UL & CSA: 5 A at 110/250 Vac
- UL, CSA & IEC: 1 A at 125 Vac
Enclosure Finish
- Light Gray Epoxy Resin Paint
Enclosure, Body Material
- Die Cast Zinc Alloy
Environmental Protection
- IP66
- NEMA 4
Mounting Position
- Vertical
Operating Pressure
- psi: -14.5 to 217 (kPa: -100 to 1,500, bar: -1 to 15) Max. - Model 316
Repeatability
- Set Point Repeatability: ± 1 % of Span at 20° C (68° F) Ambient
Seat / Seal Material
- Seal: Nitrile
Set Point - Decreasing
- bar: 0 to 1.6 - Model 316
- Inches WC: 0 to 160 - Model 316
- Inches WC: -1 to 30 - Model 310
- mbar: 0 to 400 - Model 316
- mbar: -2.5 to 75 - Model 310
- psi: 0 to 20 - Model 316
Set Point - Increasing
- bar: 0 to 1.6 - Model 316
- Inches WC: 0 to 160 - Model 316
- Inches WC: -1 to 30 - Model 310
- mbar: 0 to 400 - Model 316
- mbar: -2.5 to 75 - Model 310
- psi: 0 to 20 - Model 316
Static Pressure
- psi: -14.5 to 217 (kPa: -100 to 1,500, bar: -1 to 15) - Model 316
- psi: -7.25 to 7.25 (kPa: -50 to 50, Mbar: -500 to 500) - Model 310
Switch Type
- SPDT
System Pressure
- bar: 15
- kPa: 1,500
- psi: 217.5
Voltage
- Impulse to Withstand Voltage Across Contacts: 0.8 kV
- Insulation Voltage: 250 V
- Withstand Voltage: 2 kV between Live Parts & Earth/Ground
- Withstand Voltage: 500 V between Open Contacts
Wetted Materials
- Die Cast Aluminum - Model 316
- Die Cast Zinc Alloy - Model 310
- Oil & Gas
- Chemical
- Petrochemical
- Refining
- Power
- Food Industry