Heavy Duty Industrial NEMA-9 Pressure Switch
Original price was: $322.00.$95.99Current price is: $95.99.
- 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
- 100% Quality Satisfaction
- Uncompromising quality, every time.
- Quality You Can Trust
- Your questions, our prompt answers.
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)
| Switch Type | (1) 10 A SPDT, (2) 15 A SPDT |
|---|---|
| Pressure Range | -30 to -6 inHg, 6 to 30 in H2O, 12 to 60 inH2O, 30 to 150 inH2O, 3 to 15 psi, 6 to 30 psi, 20 to 100 psi, 40 to 200 psi, 80 to 400 psi, 200 to 1,000 psi, 600 to 3,000 psi |
| Pressure Type | Vacuum, Gauge |
| Deadband | Adjustable, Fixed |
| Deadband Range | 3 to 27 inHg, 3 to 27 inH2O, 3 to 54 inH2O, 15 to 135 inH2O, 2 to 13 psi, 2 to 27 psi, 5 to 90 psi, 13 to 180 psi, 20 to 360 psi, 100 to 900 psi, 200 to 2800 psi, 0.5 to 1 inHg, 0.5 to 1 inH2O, 0.5 to 1.3 inH2O, 1.5 to 3 inH2O, 0.5 to 1 psi, 0.5 to 1.5 psi, 1 to 2.5 psi, 1 to 4 psi, 4 to 8 psi, 7 to 30 psi, 30 to 70 psi, 1 to 2 psi, 2 to 4 psi, 3 to 8 psi |
| Features | Standard, 316 SS Diaphragm |
| Pressure Port Size | 1/4" |
| Pressure Port Type | NPT Female |
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