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DWYER Series APS/AVS Adjustable Pressure Switch
RM 0.00
SKU: APS/AVS
Categories: BRAND, Dwyer, Dwyer Instruments, PRESSURE SWITCH, Pressure Switch, Single Pressure, SWITCH
Tags: Adjustable Pressure Switch, APS-150, APS-250, APS-350, APS-450, APS-550, AVS-150, AVS-350, Dwyer, Series APS/AVS
Description
Series APS/AVS Adjustable Pressure Switch
Vacuum and Pressure Ranges, 5 A 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
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
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.
- Set Point: Field adjustable.
- Cycling: Not to exceed 20 CPM.
- Sensor Element: Capsule.
- Weight: 3 oz (85 g).
- Agency Approvals: UR.
Models & Ordering
Pressure
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. |
Vacuum
Model | Description |
---|---|
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. |
Additional information
Model | APS-150, APS-250, APS-350, APS-450, APS-550, AVS-150, AVS-350 |
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