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Heavy Duty "Division 1" Industrial Pressure Switches

PSW-400

Heavy Duty

Heavy Duty "Division 1" Industrial Pressure Switches

TWD23,915 PSW-404

  • Dual Chamber Design Isolates Electronics from Pressure Media
  • Heavy Duty Cast Aluminum with Corrosion-Resistant Epoxy Coating
  • Meets NEMA-7 and -9 Classifications
  • Gasketed Covers
  • Tamper/Vibration Resistant Setpoint Adjustment
  • Surface and Mounting Bracket Standard
Pressure Switches - View related products

Description

Designed for applications in hazardous atmospheres, PSW-400 Series Pressure Switches offer complete reliability due to a rugged, die-cast aluminum enclosure with waterproof gaskets and two separate chambers for electronics and actuator. Single or dual setpoints are available, with all critical parts made of stainless steel. In addition, the PSW-400 Series employs vibration-resistant setpoints and a calibrated scale.

SPECIFICATIONS
Approval: UL listed, Class I, Divisions 1 and 2, Groups B, C, D. Class II, Divisions 1 and 2, Groups E, F, G CSA certified
Storage Temp.: -29 to 65°C (-20 to 150°F)
Ambient Temp. Limits: -29 to 65°C (-20 to 150°F)
Process Temp. Limits:
   SS: 149°C (300°F)
   Buna-N: 65°C (150°F)
Enclosure Classification: NEMA-7, -9 hazardous location, explosion proof, dust ignition proof
Setpoint Repeatability: ±1% of range
Switch Output: 1 or 2 SPDT switch can be wired "normally open" or "normally closed"
Electrical Rating: 10 A: 125/250 Vac; 0.5 A: 125 Vdc; 0.25 A: 250 Vdc; 15 A: 125/250 Vac. Optional hermetically sealed 5 A: 125/250 Vac
Enclosure: Dual chamber epoxy-coated cast aluminum, gasketed
Electrical Connection: 2 ea. 3/4 NPT electrical conduit hubs
Pressure Connection: 1/4 NPT female; vacuum to 600 psi; 1/2 NPT; Male 1/4 NPT female for 1000 to 3000 psi
Connection Material: Vacuum thru inches H2O ranges; carbon steel All psi ranges; 316 SS
Dimensions: psi ranges: 206 (max) H x 140 W x 70 mm D (from Center line) (7.1 H x 5.5 W x 2.8" D from Center Line) inH2O ranges: W & D = 140 mm (5.5")
Weight: 2.7 kg (6 lb)
(Specify Model Number)
Part Number/Desc.
Qty
Description
Dual Setpoint, Adjustable Deadband, Buna-N Diaphragm, 1/4 FNPT Connection
Quick Ship
PSW-401
TWD23,380
Availability: 4 weeks
 
-6 to -30 inHg single setpoint vacuum switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-402
TWD23,915
Availability: 4 weeks
 
6-30 in H2O single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-403
TWD23,915
Availability: 4 weeks
 
12-60 in H2O single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-404
TWD23,915
Availability: In Stock
 
30-150 in H2O single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-405
TWD22,310
Availability: 4 weeks
 
3-15 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-406
TWD22,490
Availability: 4 weeks
 
6-30 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-407
TWD22,310
Availability: 4 weeks
 
20-100 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-408
TWD22,310
Availability: 4 weeks
 
40-200 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-409
TWD22,310
Availability: 4 weeks
 
80-400 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-410
TWD24,810
Availability: 4 weeks
 
200-1000 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Quick Ship
PSW-411
TWD24,810
Availability: In Stock
 
600-3000 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch
Dual Setpoint, Fixed Deadband, Buna-N Diaphragm, 1/4 FNPT Connection
Quick Ship
PSW-421
TWD24,810
Availability: 4 weeks
 
-30 to 0 in Hg dual setpoint vacuum switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-422
TWD25,345
Availability: 4 weeks
 
6-30 in H2O dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-423
TWD25,345
Availability: 4 weeks
 
12-60 in H2O dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-424
TWD25,345
Availability: 4 weeks
 
30-150 in H2O dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-425
TWD23,740
Availability: 4 weeks
 
3-15 psi dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-426
TWD23,740
Availability: 4 weeks
 
6-30 psi dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-427
TWD23,740
Availability: 4 weeks
 
20-100 psi dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-428
TWD23,740
Availability: 4 weeks
 
40-200 psi dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-429
TWD23,740
Availability: 4 weeks
 
80-400 psi dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-430
TWD25,880
Availability: 4 weeks
 
200-1000 psi dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Quick Ship
PSW-431
TWD25,880
Availability: 4 weeks
 
600-3000 psi dual setpoint switch with fixed deadband, Buna-N diaphragm and O-ring and two 15 Amp SPDT switches
Dual Setpoint, Fixed Deadband, 316 SS Diaphragm, 1/4 FNPT Connection
Quick Ship
PSW-445
TWD25,880
Availability: 4 weeks
 
3-15 psi dual setpoint switch with fixed deadband, 316SS diaphragm and two 15 Amp SPDT switches
Quick Ship
PSW-446
TWD25,880
Availability: 4 weeks
 
6-30 psi dual setpoint switch with fixed deadband, 316SS diaphragm and two 15 Amp SPDT switches
Quick Ship
PSW-447
TWD25,880
Availability: 4 weeks
 
20-100 psi dual setpoint switch with fixed deadband, 316SS diaphragm and two 15 Amp SPDT switches
Quick Ship
PSW-448
TWD25,880
Availability: 4 weeks
 
40-200 psi dual setpoint switch with fixed deadband, 316SS diaphragm and two 15 Amp SPDT switches
All prices on this site are shown in Taiwan Dollars.
Ordering Example: (1) PSW-407 is a 20-100 psi single setpoint switch with adjustable deadband, Buna-N diaphragm and O-ring and a 10 Amp SPDT switch, TWD22,310