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Pressure switch PS8

●To buy this product, please go to the following Online Web stores.
To the Pressure switch “PS8 series” page on the DigiKey online shop
To the Pressure switch “PS8 series” page on the chip1stop online shop
To the Pressure switch “PS8 series” page on the Mouser online shop

Pressure switch PS8

  • Solidstate pressure switch with no mechanical moving parts
  • High corrosion resistance by double diaphragm structure
  • Two pressure setting points 
  • Wide pressure medium compatibility

General specifications

■Unless otherwise specified, the specs are defined at an ambient temperature of 25 ± 5 °C and excitation voltage of 12 VDC.
Item 102G102V352G103G
Pressure reference Gauge
Rated pressure range 98.1 {1}kPa {kgf/cm2} − 98.1 {−1}kPa {kgf/cm2} 343 {3.5}kPa {kgf/cm2} 981 {10}kPa {kgf/cm2}
Maximum pressure 196 {2}kPa {kgf/cm2} 686 {7}kPa {kgf/cm2} 1961 {20}kPa {kgf/cm2}
Break-down pressure 294 {3}kPa {kgf/cm2} 1030 {10.5}kPa {kgf/cm2} 2941 {30}kPa {kgf/cm2}
Operating temp. range − 20 ~ 70°C
Compensated temp. range 0 ~ 50°C
Operating humidity 35 ~ 85%RH(No condensation)
Storage temp. −20 ~ 70°C(Atmospheric pressure humidity 65 %RH maximum)
Storage temp. Corrosive gases/liquids compatible with SUS316L and SUS316
Insulation resistanca 100 MΩ min.(500 V DC)
Dielectric strength 500 V  AC, 60 s(Leakage current 1mA maximum)
Sealed liquid Silicone oil
Pressure port G 3/8 (PF 3/8) ※
Net weight Approx. 120g
Supply voltage 12 ~ 24 V ± 10 %
Ripple content 10 % (P-P) maximum
Consumption current 20mA max.
※ : An “O” ring is supplied as accessory. (P18).

Switch output

■Unless otherwise specified, the specs are defined at an ambient temperature of 25 ± 5 °C and excitation voltage of 12 VDC.
No. of output 2
Output interface NPN open collector output
Setting method Adjustable by VR
Adjustable range 10 ~ 100 % of rated pressure
Display Red LED (lighted when output is ON.)
Accuracy  0~50 °C
(Reference temp.: 25 °C) 
± 0.3 %F.S. maximum
Hysteresis 2% F.S. maximum
Switching capacity 30 V DC 80 mA maximum
Residual voltage 0.8 V maximum
Response Approx. 2ms

ENVIRONMENTAL CHARACTERISTICS

Test itemTest 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 output setting: ± 1 %F.S. maximum
Shock 981 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

PS8-102G

Series name

Rated pressure range

102:0 ~ 98.1 kPa {0 ~ 1 kgf/cm2 }

352:0 ~ 343 kPa {0 ~ 3.5 kgf/cm2 }

103:0 ~ 981 kPa {0 ~ 10 kgf/cm2 }

Pressure reference

G:Gauge

V:Gauge (Vacuum)

LIST OF MODEL NUMBERS

Model numberRated pressurePressure portPressure referenceCAD
PS8-102G 0~98.1 {0~1} kPa {kgf/cm2} G 3/8(PF 3/8) Gauge
PS8-352G 0~343 {0~3.5} kPa {kgf/cm2} G 3/8(PF 3/8) Gauge
PS8-103G 0~981 {0~10} kPa {kgf/cm2} G 3/8(PF 3/8) Gauge
PS8-102V 0~98.1 {0~1} kPa {kgf/cm2} G 3/8(PF 3/8) Gauge(Vacuum)

INTERNAL ELECTRICAL SCHEMATICS

OUTLINE DIMENSIONS

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

 

SWITCHING OPERATION

※ 2 switches show same performance.

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

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