APS_AVS

Dwyer Series APS/AVS Adjustable Pressure Switch

$ 88.00

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Product Description

Vacuum and Pressure Ranges, 5A Switch, Compact Size

Miniature Series APS/AVS Adjustable Switches offer reliable switching for pressure/vacuum alarm, shutdown or control. The units are readily adjustable throughout their range using the locking adjusting ring and indicating pointer. The body is constructed of stainless steel for durability in harsh environments. Switches include 12″ (30 cm) wire leads sealed with epoxy for additional protection.

Product Applications

  • OEM
  • Compressors
  • Motor control
  • Process equipment
  • Pump control

Models

Model Description
APS-150 Adjustable pressure switch, set point range 0.8-28.5 psi (.06-2.0 bar) increasing, 1.6-30.0 psi (.11-2.1 bar) decreasing, ±0.6 psi (.04 bar) repeatability, 0.8-1.3 psi (.06-.09 bar) deadband.
APS-250 Adjustable pressure switch, set point range 2.0-48.0 psi (.14-3.3 bar) increasing, 3.0-50.0 psi (.21-3.5 bar) decreasing, ±1.0 psi (0.7 bar) repeatability, 1-1.7 psi (.07-.12 bar) deadband.
APS-350 Adjustable pressure switch, set point range 3.0-96.5 psi (.21-6.7 bar) increasing, 4.5-100 psi (.31-6.9 bar) decreasing, ±2.0 psi (.14 bar) repeatability, 1.6-4 psi (.11-.28 bar) deadband.
APS-450 Adjustable pressure switch, set point range 7.5-242 psi (.52-16.7 bar) increasing, 9.7-250 psi (.67-17.2 bar) decreasing, ±5.0 psi (.35 bar) repeatability, 2.5-9 psi (.17-.62 bar) deadband.
APS-550 Adjustable pressure switch, set point range 15.0-485 psi (1.0-33.4 bar) increasing, 20.0-500 psi (1.4-34.5 bar) decreasing, ±10.0 psi (.69 bar) repeatability, 5-22 psi (.35-1.5 bar) deadband.
AVS-150 Adjustable pressure switch, set point range 1.6-27.1″ Hg (4.1-68.6 cm Hg) increasing, 2.7-28.2″ Hg (6.9-71.6 cm Hg) decreasing, ±1.2″ Hg (3.1 cm Hg) repeatability, 1.3-2.7″ Hg (3.3-6.9 cm Hg) deadband.
AVS-350 Adjustable pressure switch, set point range 6.0-21.5″ Hg (15.2-54.6 cm Hg) increasing, 8.4-28.2″ Hg (21.3-71.6 cm Hg) decreasing, ±4.0″ Hg (10.2 cm Hg) repeatability, 2.6-7.3″ Hg (6.6-18.5 cm Hg) deadband.

Specifications

Service:
Compatible liquids or gases.
Wetted Materials:
Capsule: 17-7 PH SS; Fitting: 303 stainless steel.
Temperature Limits:
-65 to 225°F (-54 to 107°C), a set point change of up to 2% when used below -10°F (-23°C) or above 125°F (52°C).
Pressure/Vacuum Limits:
150% of range.
Switch Type:
SPDT snap action.
Electrical Ratings:
5 A @ 250 VAC, 3 A @ 28 VDC.
Electrical Connections:
3-wire, 20 AWG insulated with PVC, 12″ (30 cm) length.
Process Connection:
1/8″ male NPT.
Setpoint:
Field adjustable.
Cycling:
Not to exceed 20 CPM.
Sensor Element:
Capsule.
Weight:
3 oz (85 g).
Agency Approvals:
UL.

Features

  • Field adjustable with simple indicating pointer reduces installation time bringing application on-line faster
  • Stainless steel construction provides a durable solution in harsh environments

Literature

Manuals

APS/AVS

Catalog Pages

Series APS/AVS Catalog Page

Approvals

UL Approval

Drawings