Pressure switch for high vacuum PS91
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Pressure switch PS91
- Can be used in High vacuum
- Selection of Quick-release coupling (ISO standard) and Gasket joint
- Switch setting adjustable by 2 VRs on the back
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General specifications
| Pressure reference | Gauge |
|---|---|
| Rated pressure range | − 100 ~ 10kPa |
| Maximum pressure | 200kPa |
| Break-down pressure | 300kPa |
| Operating temp. range | − 20 ~ 80°C |
| Compensated temp. range | 0 ~ 50°C |
| Pressure medium | Corrosive gases/liquids compatible with SUS 316L |
| Pressure port | K2（Flange joint：KF25）、VC（9/16-18UNF） |
| Net weight | Approx. 140g |
| Supply voltage | 12 ~ 24 ± 10 %V DC |
| Consumption current | 15 mA maximum |
Switch output
| No. of outputs | 2(NPN/PNP open collector） |
|---|---|
| Setting method | Adjustable by VR |
| Adjustable range | 0~100 % |
| Output mode | Upper and upper limit mode /Upper and lower limit mode |
| Accuracy 0~50 °C (Reference temp.: 25 °C) |
± 3 %F.S. |
| Hysteresis | 2 %F.S. maximum |
| Response | Approx. 2ms |
ENVIRONMENTAL CHARACTERISTICS
| Test item | Test conditions (At 25 ± 5 °C) | Permissible change |
|---|---|---|
| Vibration | 10 ~ 500 Hz, 1.5 mm maximum/98.1 m/s2 ,3 directions for 2 hours each | Switch operating pressure : ± 2 %F.S. maximum ※ 1 |
| Shock | 490 m/s2 , 3 directions for 3 times each | |
| Moisture resistance | 40 °C, 90 ~ 95 %RH, 240 hrs | |
| Pressure cycling | 0 ~ Rated pressure, 106 cycles |
MODEL NUMBER DESIGNATION
| PS91- | 102V- | N2 | K2 |
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Series name |
Rated pressure range 102V：−100 ~ 10 kPa |
Switch output interface N1:NPN(Upper and upper limit mode） N2:NPN(Upper and lower limit mode） P1:PNP(Upper and upper limit mode） P2:PNP(Upper and lower limit mode） |
Fitting K2:Flange joint KF25 (NW25) VC:Gasket joint (9/16-18UNF) |
LIST OF MODEL NUMBERS
| Model number | Fitting | Switch output interface | Rated pressure | CAD |
|---|---|---|---|---|
| PS91-102V-N1K2 | Flange joint KF25(NW25) | NPN(Upper and upper limit mode) | −100~10 kPa | |
| PS91-102V-N2K2 | Flange joint KF25(NW25) | NPN(Upper and lower limit mode) | −100~10 kPa | |
| PS91-102V-P1K2 | Flange joint KF25(NW25) | PNP(Upper and upper limit mode) | −100~10 kPa | |
| PS91-102V-P2K2 | Flange joint KF25(NW25) | PNP(Upper and lower limit mode) | −100~10 kPa | |
| PS91-102V-N1K2 | Gasket joint(9/16-18UNF) | NPN(Upper and upper limit mode) | −100~10 kPa | |
| PS91-102V-N2K2 | Gasket joint(9/16-18UNF) | NPN(Upper and lower limit mode) | −100~10 kPa | |
| PS91-102V-P1K2 | Gasket joint(9/16-18UNF) | PNP(Upper and upper limit mode) | −100~10 kPa | |
| PS91-102V-P2K2 | Gasket joint(9/16-18UNF) | PNP(Upper and lower limit mode) | −100~10 kPa |
SWITCH OUTPUT SCHEMATICS
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INTERNAL ELECTRICAL SCHEMATICS
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OUTLINE DIMENSIONS
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