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Pressure switch PS20

●To buy this product, please go to the following Online Web stores.
To the Pressure switch “PS-20 series” page on the DigiKey online shop
To the Pressure switch “PS-20 series” page on the Chip1stop online shop
To the Pressure switch “PS-20 series” page on the Mouser online shop

Pressure switch PS20

  • Ultra-small size pressure transducer with Amp.
  • With 1 switch output
  • 2 types of pressure ports are available
  • Meet EMC standards

STANDARD SPECIFICATIONS

  • Unless otherwise specified, the specs are defined at an ambient temperature of 25±5 °C and excitation voltage of 24 VDC.
Operating temp. range −10~60°C
Compensated temp. range 0~50°C
Operating humidity 35~85%RH
Storage temp. −20~70°C
Pressure medium Non-corrosive gases
Insulation resistance 100MΩ min.
Dielectric strength 500 VAC, 60s
Supply voltage 10.8~30VDC(Including ripple percentage)
Consumption current 20mA max.

Switch output

  • Unless otherwise specified, the specs are defined at an ambient temperature of 25±5 °C and excitation voltage of 24 V DC.
No. of output 1
Output interface NPN/PNP open collector output
Setting method Adjustable by VR 
Adjustable range Zero through rated pressure, minimum
Display Red LED (lighted when output is ON.)
Accuracy 0 ~ 50 °C(Reference temp.: 25 °C) ± 3%F.S.
Hysteresis 2%F.S. maximum
Switching capacity 30 VDC,80 mA maximum
Residual voltage 0.8V(NPN), 1.8V(PNP)
Response Approx. 1ms

MODEL NUMBER DESIGNATION

PS20-102V-NU

Series name

Rated pressure range

102V:0 ~ -100 kPa

(Gauge - Vacuum)

302R:-100 ~ 300 kPa

(Gauge - Compound)

Switch output interface 

P:PNP open collector

N:NPN open collector

Pressure port

U:Universal joint

M:2-M5 female screw 

LIST OF MODEL NUMBERS

Model numbersRated pressure rangeMaximum pressurePressure referenceOutput interfacePressure portCAD
PS20-102V-NU 0 ~ – 100 kPa 200kPa Gauge - Vacuum NPN Universal joint
PS20-102V-PU 0 ~ – 100 kPa 200kPa Gauge - Vacuum PNP Universal joint
PS20-102V-NM 0 ~ – 100 kPa 200kPa Gauge - Vacuum NPN 2-M5 female screw
PS20-102V-PM 0 ~ – 100 kPa 200kPa Gauge - Vacuum PNP 2-M5 female screw
PS20-302R-NU – 100 ~ 300kPa 600kPa Gauge - Compound NPN Universal joint
PS20-302R-PU – 100 ~ 300kPa 600kPa Gauge - Compound PNP Universal joint
PS20-302R-NM – 100 ~ 300kPa 600kPa Gauge - Compound NPN 2-M5 female screw
PS20-302R-PM – 100 ~ 300kPa 600kPa Gauge - Compound PNP 2-M5 female screw

ENVIRONMENTAL CHARACTERISTICS

Test itemTest conditionsPermissible change
Vibration 10~55 Hz, 1.5 mm, 3 directions for 2 hours each Switch output pressure:
± 2 %F.S. maximum after test
Shock 1000 m/s2 , 3 directions for 3 times each
Pressure cycling 0~Rated pressure, 106 cycles
Moisture resistance 40 °C, 90~95 %RH, 240 h.

OUTLINE DIMENSIONS

Unless otherwise specified, tolerance : ± 0.5 (Unit: mm)

INTERNAL ELECTRICAL SCHEMATICS

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SWITCH OUTPUT SCHEMATICS

  • Turns on at the set pressure and turns off at the set pressure minus the hysteresis.

WARNING

●The above contents and descriptions are subject to change without notice. 

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