Dwyer Durable Pressure Switch A6 Series A6-153221

Series A6 Durable Pressure Switches have been specifically designed to stand up to extended duty applications.

• These switches are constructed with a polyimide film diaphragm and are compatible with a variety of fluids. For ease of installation, the switches come with a 1/4" male NPT process connection and can be mounted in any orientation.
• The Series A6 pressure switches are compact and have great setpoint integrity, and feature simple, easy set-point field adjustment.                                    

 

Models & Ordering:

 

Model Number	Description
A6-153221	Pressure switch, set point range 0.5-1 ±0.3 psi (0.03-0.07 ±0.02 bar).
A6-253221	Pressure switch, set point range 1.1-3 ±0.5 psi (0.08-0.21 ±0.03 bar).
A6-353221	Pressure switch, set point range 3.1-7 ±1 psi (0.21-0.48 ±0.07 bar).
A6-453221	Pressure switch, set point range 8-13 ±2 psi (0.55-0.90 ±0.18 bar).
A6-553221	Pressure switch, set point range 14-24 ±3 psi (0.97-1.65 ±0.21 bar).
A6-653221	Pressure switch, set point range 25-50 ±5 psi (1.72-3.45 ±0.34 bar).
A6-753221	Pressure switch, set point range 51-90 ±7 psi (3.52-6.21 ±0.48 bar).
A6-853221	Pressure switch, set point range 91-150 ±10 psi (6.27-10.34 ±0.69 bar).

 

Specifications:

• Service:Air, motor oils, transmission oils, jet fuels, and similar hydrocarbon media. (Not for water use).

• Wetted Materials:Base: Brass or 304 SS, Diaphragm: polyimide film.

• Temperature Limits:-40 to 248°F (-40 to 120°C).

• Pressure Limits:Operating Pressure: 150 psi (10.3 bar) for 0.5-24 psi set point ranges, 250 psi (17.2 bar) for 25-150 psi set-point ranges.

• Proof Pressure: 500 psi (34.5 bar). Burst Pressure: 750 psi (51.7 bar) for 0.5-24 psi set point ranges, 1250 psi (86.2 bar) for 25-150 psi set-point ranges.

• Enclosure Rating:General purpose or with cover: IP65 - Weatherproof.

• Repeatability:±10% of set-point.

• Switch Type:1 SPST NO, 1 SPST NC. NO and NC switch independent from each other.

• Electrical Ratings:Resistive: 15 A @ 6 VDC, 8 A @ 12 VDC, 4 A @ 24 VDC; Inductive: 1 A @ 120 VAC, 0.5 A @ 240 VAC.

• Electrical Connections:#8-32 screw terminals.

• Process Connection:1/4" male NPT.

• Mounting Orientation:Switch can be installed in any position.

• Set-point Adjustment:Screw.

• Weight:0.13 lb (0.06 kg).

• Agency Approvals:CE.