PS8-102G [NIDEC]

PRESSURE SWITCHES;


型号：	PS8-102G
厂家：	NIDEC COMPONENTS
描述：	PRESSURE SWITCHES
文件：	总3页 (文件大小：72K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

PRESSURE SWITCHES

PS8

INTERNAL STRUCTURE

PS8

Part name

Stainless steel diaphragm

Sealed liquid

Material

SUS 316L

Silicone oil

Fluoro-rubber

Silicone

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FEATURES

ꢀꢁSolidstate pressure switch with no mechanical moving parts

ꢀꢁHigh corrosion resistance by double diaphragm structure

ꢀꢁTwo pressure setting points

“O” ring(P18)

Sensor chip

ꢀꢁWide pressure medium compatibility

Fitting

SUS 316

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MODEL NUMBER DESIGNATION

P S 8 - 1 0 2 G

Series name

Rated pressure range

102：0 ~ 98.1 kPa {0 ~ 1 kgf/cm }

352：0 ~ 343 kPa {0 ~ 3.5 kgf/cm }

103：0 ~ 981 kPa {0 ~ 10 kgf/cm }

Pressure reference

G：Gauge

V：Gauge (Vacuum)

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LIST OF MODEL NUMBERS

Pressure reference

Gauge

kPa {kgf/cm }

Rated pressure range

Pressure port

0 ~ 98.1 {0 ~ 1}

0 ~ 343 {0 ~ 3.5}

0 ~ 981 {0 ~ 10}

PS8-103G

0 ~ 98.1 {0 ~ 1}

PS8-102G

PS8-352G

PS8-102V

G 3/8(PF 3/8)

ꢂ Verify the above model numbers when placing orders.

PS8

PRESSURE SWITCHES

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STANDARD SPECIFICATIONS

ꢀꢁUnless otherwise specified, the specs are defined at an ambient temperature of 25 ± ±5 °C and excitation voltage of 12 V DC.

PS8

Item

Model number

102G

102V

352G

103G

Pressure reference

Rated pressure range

Maximum pressure

Break-down pressure

Operating temp. range

Compensated temp. range

Operating humidity

Storage temp.

Gauge

kPa {kgf/cm }

98.1 {1}

− 98.1 {−1}

343 {3.5}

686 {7}

981 {10}

1961 {20}

2941 {30}

kPa {kgf/cm }

196 {2}

294 {3}

kPa {kgf/cm }

1030 {10.5}

− 20 ~ 70

°C

0 ~ 50

%RH

°C

35 ~ 85（No condensation）

− 20 ~ 70（Atmospheric pressure humidity 65 %RH maximum）

Pressure medium

Insulation resistanca

Dielectric strength

Sealed liquid

Corrosive gases/liquids compatible with SUS 316L or SUS 316

100 (500 V DC)

MΩ

minimum

500 V AC, 60 s（Leakage current 1mA maximum）

Silicone oil

G 3/8 (PF 3/8) ※

Approx. 120

12 ~ 24 ± ±10 %

10 % (P-P) maximum

20 mA

Pressure port

Net weight

V DC

Supply voltage

Ripple content

maximum

Consumption current

No. of output

Output interface

Setting method

NPN open collector output

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)

± ±3

% F.S.

Hysteresis

% F.S. maximum

30 V DC 80 mA maximum

0.8

Switching capacity

Residual voltage

Response

V maximum

Approx. 2

※ : An “O” ring is supplied as accessory. (P18).

PS8

PRESSURE SWITCHES

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Test item

ENVIRONMENTAL CHARACTERISTICS

Test conditions (At 25 ± 5 °C)

Permissible change

10 ~ 500 Hz, 1.5 mm maximum/98.1 m/s , 3 directions for 2 hours each

Vibration

981 m/s , 3 directions for 3 times each

Shock

Switch output setting: ± 1 %F.S. maximum

0 ~ Rated pressure, 10 cycles

Pressure cycling

Moisture resistance

40 °C, 90 ~ 95 %RH, 240 hrs.

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INTERNAL ELECTRICAL SCHEMATICS

ＬＥＤꢀIndicator

Power B

Load Load

S.Output1

Pressure

Main circuit

S.Output2

Sensor

Common

Shield

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ꢀPS8

OUTLINE DIMENSIONS

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

Indicator LED 1

Indicator LED 2

(50.2)

28.2

Aluminum with

)

(

Housing alumite finish

P 1

P 2

Setting VR 2

Setting VR 1

Stainless steel diaphragm (SUS 316L)

(

3.6) AWG26

G 3/8 (PF 3/8)

(SUS 316)

“0” ring (P 18)

Fluoro – rubber

4-core shielded cable L = 600 ⁺¹⁰⁰

Wire color

Red

Green

White

Black

Shield

Connection

Power B

Output 1

Output 2

Common

Fitting

Extra care should be taken with the diaphragm part. Do not touch the diaphragm directly to avoid damaging the diaphragm.

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SWITCHING OPERATION

ꢀꢁPS8-102V

ꢀꢁPS8- ＊＊＊ G

Hysteresis

OFF

–98.1 kPa

Set value

–9.8 kPa

10 % of rated pressure

Set value

Rated pressure

※

2 switches show same performance.

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