Economical Pressure and Vacuum Switches

PSW-620/PSW-630 Series

^AUD238.00 PSW-631

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External Pressure Scale and Pointer for Easy Setpoint Adjustment
Silver Switch Contacts Rated for 5 Amps @ 250 Vac or 3 Amps @ 28 Vdc
1 Amp Gold-Plated Contacts for TTL or Dry Contacts

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Description

SPECIFICATIONS
Process Temp: -55 to 105°C (-65 to 221°F) 2% setpoint shift can occur below -23°C (-10°F) or above 52°C (125°F)
Repeatability: ± 2% of max system pressure
Cycling: Not to exceed 20 cycles/min
Warranty: 3 year/1 million cycles
Proof Pressure: 150% Max Pressure
Wetted Parts: 17-7 PH stainless steel, Loctite sealing compound #271, ZA8 alloy, chromate finish
Enclosure: Zinc alloy, chromate finish
Dimensions: 48 L x 28 mm Dia. (1.9 L x 1.1" Dia.)
Pressure Port: 1/8 -27 NPT Male
Electrical Connection: 300 mm (12") pigtail leads, 20 AWG, polyvinyl insulated
Wiring Code (pressure):
   Black = Common
   Red = N/C
   White = N/O
Wiring Code (vacuum):
   Black = Common
   Red = N/O
   White = N/C
Weight: 57 g (2 oz) (approx)

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Part Number/ Desc.

Qty

Description

Gage Pressure Switches

PSW-621

AUD232.00

Availability: 4 weeks

1.6-30 psi pressure switch with 1 Amp Gold plated contacts

PSW-622

AUD253.00

Availability: 1 week

3.0-40 psi pressure switch with 1 Amp Gold plated contacts

PSW-623

AUD239.00

Availability: 4 weeks

4.5-100 psi pressure switch with 1 Amp Gold plated contacts

PSW-624

AUD252.05

Availability: 4 weeks

9.7-250 psi pressure switch with 1 Amp Gold plated contacts

PSW-625

AUD251.00

Availability: 4 weeks

20-500 psi pressure switch with 1 Amp Gold plated contacts

PSW-631

AUD238.00

Availability: 4 weeks

1.6-30 psi pressure switch with 5 Amp Silver contacts

PSW-632

AUD238.00

Availability: 4 weeks

3.0-40 psi pressure switch with 5 Amp Silver contacts

PSW-633

AUD240.27

Availability: 1 week

4.5-100 psi pressure switch with 5 Amp Silver contacts

PSW-634

AUD240.27

Availability: 1 week

9.7-250 psi pressure switch with 5 Amp Silver contacts

PSW-635

AUD238.00

Availability: 4 weeks

20-500 psi pressure switch with 5 Amp Silver contacts

Vacuum Switches

PSW-626

AUD253.00

Availability: 1 week

2.7-28.2 inHg vacuum switch with 1 Amp Gold plated contacts

PSW-627

AUD251.00

Availability: 4 weeks

5.1-28.2 inHg vacuum switch with 1 Amp Gold plated contacts

PSW-628

AUD251.00

Availability: 4 weeks

8.4-28.2 inHg vacuum switch with 1 Amp Gold plated contacts

PSW-636

AUD240.00

Availability: 4 weeks

2.7-28.2 inHg vacuum switch with 5 Amp Silver contacts

PSW-637

AUD240.00

Availability: 1 week

5.1-28.2 inHg vacuum switch with 5 Amp Silver contacts

PSW-638

AUD238.00

Availability: 4 weeks

8.4-28.2 inHg vacuum switch with 5 Amp Silver contacts

† All amounts shown in AUD
Ordering Example: (1) PSW-621 is a 1.6-30 psi pressure switch with 1 Amp Gold plated contacts, AUD232.00