ASCO Pressure Switch

PB20A
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  • Manufacturer: ASCO
  • Product Family: Series PB
  • Product Type: Switch
  • Application: Analytical and Diagnostic Equipment, Automotive, Commercial Kitchen and Laundry Equipment, Dust Collector System
  • Approval: CSA, FM, UL
  • Connection Type: 1/4" Female Threaded
  • Contact Configuration: SPDT
  • Current Rating: 15 A @ 125 VAC/10 A @ 250 VAC, 0.5 A @ 125 VDC/1/4 A @ 250 VDC, 1/8 HP and 1/4 HP
  • Enclosure: NEMA 1
  • Enclosure Material: Zinc Coated Steel
  • Operating Pressure Rating: 30 in. Hg to 15 PSI (Compound), 2 to 18/4 to 36 PSI
  • Operator Type: Diaphragm/Piston Sensor
  • Pressure Media: Air/Water/Oil/Corrosive Fluid
  • Type: Fixed Deadband, General Purpose
ASCO TRIPOINT® Series PB Pressure Switch, 1/4" FPT, 30" Hg to 15 PSI Compound, 2 to 18/4 to 36 PSI, 125/250 VAC/VDC, 15/10/1/2/1/4 A, 1/8 HP and 1/4 HP, SPDT, NEMA 1, Zinc Coated Steel, Diaphragm/Piston Sensor, Fixed Deadband, General Purpose, Pressure Switch.
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Product Description

Pressure Switch; Type Fixed Deadband, General Purpose; Operator Type Diaphragm/Piston Sensor; Operating Pressure Rating 30 Inch Hg to 15 PSI (Compound), 2 to 18/4 to 36 PSI; Pressure Media Air/Water/Oil/Corrosive Fluid; Contact Configuration SPDT; Contact Rating 15 Amp at 125 Volt AC/10 Amp at 250 Volt AC, 1/2 Amp at 125 Volt DC/1/4 Amp at 250 Volt DC, 1/8 HP and 1/4 HP; Connection Type 1/4 Inch Female Threaded; Enclosure NEMA 1; Enclosure Material Zinc Coated Steel; Application Analytical and Diagnostic Equipment, Automotive, Commercial Kitchen and Laundry Equipment, Dust Collector System; Approval UL, CSA, FM; Temperature Rating -4 to 120 Deg F (Ambient); Overall Dimension 2.5 Inch Width x 5.7 Inch Height

Features/Benefits

Field adjustable set points; Fixed deadband; Rugged and vibration resistant, e.g., for compressors; Visual adjustment scales in psig and bars; All wiring terminals, adjustments and visual scales are accessible from the front of the switch; Choice of open frame type, general purpose or watertight enclosure; Choice of fixed, limited-adjustable or full-range adjustable deadband; Mounts in any position; Visual adjustment scales in psig and bars

Series Information

Single-Stage Fixed Deadband units have an adjustable set point and a non-adjustable automatic reset point.