Economical Pressure and Vacuum Switches

PSW-620/PSW-630 Series

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^¥ 1,190.00 PSW-631

•	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
View related products - Pressure Switches

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)

Order on www.omegaengineering.cn and 5% will be discounted when you checkout.

To Order (Specify Model Number)
All list prices are pre-VAT rate not including tax and shipping

Part Number	Availability	Price(RMB)	Description	Qty.

Gage Pressure Switches

PSW-621	2 Weeks	¥1,260.00	1.6-30 psi pressure switch with 1 Amp Gold plated contacts	qty.

PSW-622	2 Weeks	¥1,260.00	3.0-40 psi pressure switch with 1 Amp Gold plated contacts	qty.

PSW-623	5 Weeks	¥1,195.00	4.5-100 psi pressure switch with 1 Amp Gold plated contacts	qty.

PSW-624	5 Weeks	¥1,260.00	9.7-250 psi pressure switch with 1 Amp Gold plated contacts	qty.

PSW-625	5 Weeks	¥1,255.00	20-500 psi pressure switch with 1 Amp Gold plated contacts	qty.

PSW-631	2 Weeks	¥1,190.00	1.6-30 psi pressure switch with 5 Amp Silver contacts	qty.

PSW-632	5 Weeks	¥1,190.00	3.0-40 psi pressure switch with 5 Amp Silver contacts	qty.

PSW-633	2 Weeks	¥1,130.00	4.5-100 psi pressure switch with 5 Amp Silver contacts	qty.

PSW-634	2 Weeks	¥1,195.00	9.7-250 psi pressure switch with 5 Amp Silver contacts	qty.

PSW-635	5 Weeks	¥1,190.00	20-500 psi pressure switch with 5 Amp Silver contacts	qty.


Vacuum Switches

PSW-626	2 Weeks	¥1,260.00	2.7-28.2 inHg vacuum switch with 1 Amp Gold plated contacts	qty.

PSW-627	5 Weeks	¥1,255.00	5.1-28.2 inHg vacuum switch with 1 Amp Gold plated contacts	qty.

PSW-628	5 Weeks	¥1,255.00	8.4-28.2 inHg vacuum switch with 1 Amp Gold plated contacts	qty.

PSW-636	5 Weeks	¥1,195.00	2.7-28.2 inHg vacuum switch with 5 Amp Silver contacts	qty.

PSW-637	5 Weeks	¥1,195.00	5.1-28.2 inHg vacuum switch with 5 Amp Silver contacts	qty.

PSW-638	5 Weeks	¥1,190.00	8.4-28.2 inHg vacuum switch with 5 Amp Silver contacts	qty.

† Price are shown in RMB.

Ordering Example: (1) PSW-621 is a 1.6-30 psi pressure switch with 1 Amp Gold plated contacts, ¥1,260.00

Keywords:Economical Pressure and Vacuum Switches, temperature humidity chart recorders vacuum pressure gage

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Economical Pressure and Vacuum Switches