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PST4B 9B4 Picostat Pressure Switch
Brand: Trafag Sensors & ControlsSwiss based trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature.
The 9B4 of the Picostat series is based on our long lasting experience in the shipbuilding and railway sector.
This further improved version offers high vibration resistance within a compact body and is suitable for a wide temperature range.
Features- Improved vibration resistance
- Compact design
- Rugged housing
- Protection IP65
- Any mounting position possible
Specifications
Adjustment
- Adjustment Range Switch Point: 10 to 90 % of Full Scale
Ambient Temperature Range
- -25° to 125° C (-13° to 257° F)
- -40° to 125° C (-40° to 257° F)
Applications
- Engine Manufacturing
- Machine Tools
- Railways
- Ship Building
Approvals & Certifications
- ABS
- BV
- CCS
- DNV
- GL
- IEC/EN 60068-2-6
- KRS
- LRS
- NKK
- RINA
- RMRS
Approvals & Certifications
- EN 60730-1, EN 60730-2-6
BSP Connection
- G 1/4” Female
- G 1/8” Female
Diameter
- Cable Diameter: 4 to 9 mm for Female Electrical Connector
Electrical Connectors
- Screw Terminal: 4 x 0.5 to 1.5 mm²
Electrical Rating
- 0.25 (0.1) A at 220 Vdc for Silver Contacts
- 0.5 (0.2) A at 110 Vdc for Silver Contacts
- 1 (0.5) A at 60 Vdc for Silver Contacts
- 3 (2) A at 24 Vdc for Silver Contacts
- 6 (6) A at 12 Vdc for Silver Contacts
- 6 A at 250 Vac for Silver Contacts
Enclosure, Body Material
- Sensor Housing Material: Aluminum EN AW-6026 AlMgSiPb0.4 Anodized
- Sensor Housing Material: Brass (CuZn39Pb3)
- Sensor Housing Material: Stainless Steel
Environmental Protection
- IP65
Humidity
- Maximum
Insulation Resistance
- 500 Vdc > 10 megaohms
Materials of Construction
- Male Electrical Plug: Polyamide
Metric Connection
- M10 x 1 Female
Mounting Position
- Any Orientation
Overpressure & Static Pressure Limits
- psi: 174 to 725.2 (kPa: 1,200 to 5,000, bar: 12 to 50) for Overpressure
Pressure Range
- bar: -0.6 to 40
- kPa: -60 to 4,000
- psi: -8 to 500
Principle of Operation
- Bellow
Process Temperature
- -25° to 125° C (-13° to 257° F)
- -40° to 125° C (-40° to 221° F)
Repeatability
- ± 0.5 % of Full Scale - Typical
Seat / Seal Material
- Housing Seal: EPDM 75 Sh
- Seal: HNBR 75 Sh
Sensor, Probe Material
- Sensor: Bellows 316L Stainless Steel, 1.4401
- Sensor: Bronze Bellow (CuSn6)
Set Point - Decreasing
- bar: -0.6 to 40
- kPa: -60 to 4,000
- psi -8 to 500
Set Point - Increasing
- bar: -0.6 to 40
- kPa: -60 to 4,000
- psi: -8 to 500
Shock
- 50 G, 3 milliseconds
Storage Temperature
- -30° to 125° C (-22° to 257° F)
- -45° to 125° C (-49° to 257° F)
Switch Type
- SPDT
System Pressure
- bar: 0 to 50
- kPa: 0 to 5,000
- psi: 0 to 725
Torque
- Mounting Torque: 32 to 40 Nm
Vibration
- ± 0.75 mm (10 to 59 Hz)
- 5 G (59 to 500 Hz)
Voltage
- Dielectric Strength: > 1.5 kVac/60 second Terminal Ground
- Dielectric Strength: > 500 Vac/60 seconds
- Shipbuilding
- Engine Manufacturing
- Railways
- Machine tools