Features:
•
Set point repeatability, +1% of operating range.
•
All wiring terminals, adjustments and visual scales are
accessible from the front of the switch.
•
Choice of general purpose, watertight or explosionproof
enclosures.
•
Choice of fixed or full-range adjustable deadband.
•
Choice of single or two-stage units.
•
Manual reset units available.
•
Mounts in any position.
•
Rugged and vibration resistant.
•
Visual adjustment scales in psi and bars.
•
External adjusting nuts.
•
Separate electrical, pressure and adjusting
chambers.
•
Wide selection of transducer wetted materials suitable
for air, water, oil or corrosive fluids.
•
Mix and match switch and transducer components for
Features:
•
Set point repeatability, +1% of operating range.
•
All wiring terminals, adjustments and visual scales are
accessible from the front of the switch.
•
Choice of general purpose, watertight or explosionproof
enclosures.
•
Choice of fixed or full-range adjustable deadband.
•
Choice of single or two-stage units.
•
Manual reset units available.
•
Mounts in any position.
•
Rugged and vibration resistant.
•
Visual adjustment scales in psi and bars.
•
External adjusting nuts.
•
Separate electrical, pressure and adjusting
chambers.
•
Wide selection of transducer wetted materials suitable
for air, water, oil or corrosive fluids.
•
Mix and match switch and transducer components for
Features:
•
Set point repeatability, +1% of operating range.
•
All wiring terminals, adjustments and visual scales are
accessible from the front of the switch.
•
Choice of general purpose, watertight or explosionproof
enclosures.
•
Choice of fixed or full-range adjustable deadband.
•
Choice of single or two-stage units.
•
Manual reset units available.
•
Mounts in any position.
•
Rugged and vibration resistant.
•
Visual adjustment scales in psi and bars.
•
External adjusting nuts.
•
Separate electrical, pressure and adjusting
chambers.
•
Wide selection of transducer wetted materials suitable
for air, water, oil or corrosive fluids.
•
Mix and match switch and transducer components for
Features:
•
Set point repeatability, +1% of operating range.
•
All wiring terminals, adjustments and visual scales are
accessible from the front of the switch.
•
Choice of general purpose, watertight or explosionproof
enclosures.
•
Choice of fixed or full-range adjustable deadband.
•
Choice of single or two-stage units.
•
Manual reset units available.
•
Mounts in any position.
•
Rugged and vibration resistant.
•
Visual adjustment scales in psi and bars.
•
External adjusting nuts.
•
Separate electrical, pressure and adjusting
chambers.
•
Wide selection of transducer wetted materials suitable
for air, water, oil or corrosive fluids.
•
Mix and match switch and transducer components for
Features:
•
Set point repeatability, +1% of operating range.
•
All wiring terminals, adjustments and visual scales are
accessible from the front of the switch.
•
Choice of general purpose, watertight or explosionproof
enclosures.
•
Choice of fixed or full-range adjustable deadband.
•
Choice of single or two-stage units.
•
Manual reset units available.
•
Mounts in any position.
•
Rugged and vibration resistant.
•
Visual adjustment scales in psi and bars.
•
External adjusting nuts.
•
Separate electrical, pressure and adjusting
chambers.
•
Wide selection of transducer wetted materials suitable
for air, water, oil or corrosive fluids.
•
Mix and match switch and transducer components for
| ASCO | ASCO | ASCO | ASCO | ASCO | |
|---|---|---|---|---|---|
| Product Category | Pressure Switches | Pressure Switches | Pressure Switches | Pressure Switches | Pressure Switches |
| Product Number | SA20D | SA20D | SA20D | SA20D | SA20D |
| Product Name | S Series - Pressure Switches | S Series - Pressure Switches | S Series - Pressure Switches | S Series - Pressure Switches | S Series - Pressure Switches |
| Sensor Technology | Mechanical Deflection; Piston | Mechanical Deflection; Piston | Mechanical Deflection; Piston | Mechanical Deflection; Piston | Mechanical Deflection; Piston |
| Pressure Measurement | Differential (optional feature); Gauge; Negative Pressure (optional feature) | Differential (optional feature); Gauge; Negative Pressure (optional feature) | Differential (optional feature); Gauge; Negative Pressure (optional feature) | Differential (optional feature); Gauge; Negative Pressure (optional feature) | Differential (optional feature); Gauge; Negative Pressure (optional feature) |
| Material | Liquid; Gas; Handles Hazardous Materials (optional feature) | Liquid; Gas; Handles Hazardous Materials (optional feature) | Liquid; Gas; Handles Hazardous Materials (optional feature) | Liquid; Gas; Handles Hazardous Materials (optional feature) | Liquid; Gas; Handles Hazardous Materials (optional feature) |
| Display Type | Analog Meter | Analog Meter | Analog Meter | Analog Meter | Analog Meter |
| Switch Point Range | 1.5 to 36 psi (1.06 to 25.34 m H2O) | 5 to 120 psi (3.52 to 84.45 m H2O) | 0.0 to 2.35 psi (0.0 to 1.65 m H2O) | 1 to 18 psi (0.7038 to 12.67 m H2O) | 0.5419 to 5.06 psi (0.3814 to 3.56 m H2O) |
