General Purpose Controls with Choice of Dual or Triple Switches
- Two or Three-Switch Outputs — can Be Separated up to 100% of Range
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Adjustable Pressure Ranges: inWC (inH2O) Ranges: -300 to 250 inH2O
Pressure Ranges: 30 inHg Vac to 3000 psi (-1 to 206 bar) |
PSW845 Series
Differential Pressure Switch
- Rugged Differential Switch with Excellent Bypass Characteristics
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0.25A SPDT Switch
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Ranges to 250 PSID
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Steel, Anodized Aluminum, Buna and Loctite #271 Wetted Parts
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PSW-800
Economical Industrial Pressure Switches for Vacuum to 7500 psi
- UL and CSA Marked
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Easy Adjustment with Locking Set Screw
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Rugged Industrial Design
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Standard 1 /2 " Female Conduit Fitting for Electrical Termination
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PSW-700
Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment
- UL Listed
- Division 1 Rating
- Dual Set Points, Tamper Resistant
- Heavy Duty Enclosure
- Rated NEMA-4X, -7, -9, IP66
- Terminal Block Wiring
- High Temperature Operation to 200°C (392°F) Process Temperature
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PSW-690 Series
High Purity Pressure/Vacuum Switches with All Stainless Steel Wetted Parts
- All Stainless Steel Wetted Parts
- Sensing Element Capsule, Electron Beam Welded
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Helium Leak Tested 4 x 10-9 STD CC/sec
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Available with 1/4 VCR Male or 1/8-27 NPT Male Fittings
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PSW-681 Series
Low Pressure/Vacuum Switches
- Compound Range Covers Vacuum and Pressure in One Unit
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Low Inch of Water Ranges
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Silver Switch Contacts Rated for 5 Amps @ 250 Vac
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1 Amp, Gold-Plated Contacts for TTL or Dry Contacts
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PSW-621 Series
Economical Pressure and Vacuum Switches
- External Pressure Scale and Pointer for Easy Setpoint Adjustment
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Silver Switch Contacts Rated for 5 Amps @ 250 Vac or 3 Amps @ 28 Vdc
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1 Amp Gold-Plated Contacts for TTL or Dry Contacts
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PSW-601
Solid State Switches for High Cycle Applications
- Watertight, Corrosion-Resistant Case
- Thin Film Sensor for Long Stabile Life – Minimum 1 Million Cycles at Rated Load
- Reliable in Industrial Environments
- Field Adjustable
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PSW-581
Economical OEM Pressure Switches, Vacuum to 500 psi
- Sensor: Aluminum diaphragm
- Enclosure: Switch actuator and bracket steel: irridite finish; adjusting cap and body: zinc alloy chromate finish
- Pressure Port: ¼ NPT male
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PSW-500
Miniature Pressure and Vacuum Switches
- External Pressure Scale and Pointer for Easy Setpoint Adjustments
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5 Amp Model Switches With High Proof Pressures
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1 Amp Gold-Plated Switches for TTL and Dry Contact Closures
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Wetted Parts: Stainless Steel, Sealing Compound and or O-ring
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PSW-400
Heavy Duty "Division 1" Industrial Pressure Switches
- Dual Chamber Design Isolates Electronics from Pressure Media
- Heavy Duty Cast Aluminum with Corrosion-Resistant Epoxy Coating
- Meets NEMA-7 and -9 Classifications
- Gasketed Covers
- Tamper/Vibration Resistant Setpoint Adjustment
- Surface and Mounting Bracket Standard
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PSW-370-Series
Stainless Steel Pressure Switches for Harsh Environments, Dual 15 A SPDT Switches
- All-Stainless NEMA-4X Case Resists Industrial Corrosion
- Designed for Tough Industrial Applications with Long Life UL and CSA Rated Switches
- Ranges from 5 inH2O to 3000 psi
- Easy to Adjust with Internal Reference Scale
- PTFE or Stainless Steel Diaphragms
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PSW-351-Series
NEMA-4X Differential Pressure Switches
- Setpoint Repeatability of ±1%
- Rugged Epoxy-Coated NEMA-4X Watertight Enclosure
- Dependable Switch Actuation Between the Two Input Pressures
- High Static Pressure
- Single Setpoint with Adjsutable Deadband or Dual Setpoint with Fixed Deadband
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PSW-300
NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments
- UL Listed, CSA Certified
- Low Pressure Ranges 30 inHg Vac to 150 inH2O
- High Pressure Ranges 15 to 3000 psi
- Buna-N or 316SS Diaphragm
- 10 A SPDT Switch
- Tamper/Vibration Resistant Setpoint Adjustment 20 to 100% of Range
- Fixed or Adjustable Deadband
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PSW-200
Industrial Pressure Switches for Harsh Environments
- Rugged One-Piece Epoxy-Coated Aluminum Body
- Meets NEMA-4X Classifications
- UL Listed, cUL Certified
- Stainless Steel Nameplate
- Internal Reference Scale with Adjustment Lock
- Hermetically Sealed SPDT or DPDT Switch
- UL Listed, cUL Certified Class I, Division 2, Groups A, B, C, D Class II , Division 2, Group G Class III
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PSW-190
Economical Brass Pressure Switches
- Available Buna-N or FKM Diaphragm and O-ring
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Contacts Rated for 5 Amps at 250 Vac or 30 Vdc
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Pigtail Lead with Conduit Connection
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High Operating Pressure
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PSW-180
Economical Differential Pressure Switches/Alarms
- 5 Amp Relay or Built In Audible Alarm Available
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Up to 150 PSI Operating Pressure
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NEMA-4 Rated Housing
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PSW-150
General Purpose Differential Pressure Switches
- UL Listed
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15 Amp SPDT
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Easy Adjustments
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Vibration-Resistant Setpoints
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PSW-100
General Purpose Pressure Switches, In NEMA-4X Enclosures
- UL Listed,
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Ranges from 0.5 inH2O to 3000 psi
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SPDT or DPDT Switches
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Adjustment Lock
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Safe, Easy Wiring Access
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PSW14 Series
Electronic Pressure Switch
- Single Switch with Adjustable Hysteresis
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Dual Switch with Fixed Hysteresis
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Easy to Program On/Off Set Points
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Compact Construction
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Housing Rotates 320° Degrees
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PSW-12
Compact, Vibration Resistant Switches for Class I Hazardous Locations
- Compact Stainless Steel Construction
- Belleville Technology for Long Life, Vibration Resistance and Stability
- Easy Field Setting and Adjustment
- SPDT Sealed Switches
- Strain Relief
- 1.8 m (72") Lead Wires
- Mounting Bracket For Retrofit Applications
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