Model NO.: SPS
Certification: ISO
Customized: Customized
Power Supply: 12-30VDC
Measuring Media: Gas, Liquid
Measuring Range: -0.1...1MPa to 60MPa
Media Temperature: -30ºC~80ºC
Accuracy: ≤0.5%Fs
Output Signal Type: Analog Type
Material: Stainless Steel
Long-Term Stability: ±0.3%Fs/Year
Temperature Error: ±0.02%Fs/°c(Zero / Full Span)
Working Temperature: -30ºC~80ºC
Trademark: WNK
Transport Package: Paper Carton and as Buyer′s Requirement
Specification: SGS
Origin: Hefei, Anhui
Model NO.: SPS
Certification: ISO
Customized: Customized
Power Supply: 12-30VDC
Measuring Media: Gas, Liquid
Measuring Range: -0.1...1MPa to 60MPa
Media Temperature: -30ºC~80ºC
Accuracy: ≤0.5%Fs
Output Signal Type: Analog Type
Material: Stainless Steel
Long-Term Stability: ±0.3%Fs/Year
Temperature Error: ±0.02%Fs/°c(Zero / Full Span)
Working Temperature: -30ºC~80ºC
Trademark: WNK
Transport Package: Paper Carton and as Buyer′s Requirement
Specification: SGS
Origin: Hefei, Anhui
SPS Intelligent Sanitary Pressure Switch The pressure switch SPS is designed for pressure monitoring and measure-ment in liquid and gaseous media. The SPS is suited for general industrial applications such as machine and plant engineering, in machine tool systems, in hydraulic and pneumatic systems, for pressure monitoring and control and for pumps and compressors. It is pressure switch, transmitter and display in one and the same device. In its standard configuration it has two switching outputs (PNP or NPN). In addition, there are configurations available with an analog output signal (0...20mA| 420 mA or 0...5V| 010 V) as well as with RS485 Link.
WNK Intelligent Switch Series:
SPS Intelligent Pressure Switch
SLS Intelligent Level Switch
STS Intelligent Temperature Switch
SPS-1 Intelligent Sanitary Flat Diaphram Pressure Switch

 Features - SPS Sanitary Pressure Switch :
1.  Gas and liquid pressure measurement
2.  PNP switching, voltage and current outputs
3.  Switching points settable
4.  Switching can be set normally open / normally closed
5.  Supporting Switching delay
6.  Various analog output ways available
7.  Displaying pressure peak value and environment temperature
8.  Analog output span settable
9.  OLED self-luminous display
10.  Display turnable 180°
11.  Housing with electrical connection against process connection rotatable 330°
12.  Industrial touch button
13.  Various display pressure units
14.  Parameters setting up for Password protection
15.  Support MODBUS communication
Specification - SPS Sanitary Pressure Switch
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Product name | Electronic Smart Pressure Switch |
Measuring range | -0.10.1MPa to 60MPa |
Measuring media | Gas & Fluid |
Accuracy | ≤0.5%FS |
Supply power | 1230V DC |
Temp. error | ±0.02%FS/ºC(Zero/ Full Span) |
Long-term stability | ±0.3%FS/Year |
Analog output accuracy | ≤±0.2%FS |
Output configurations | 2×PNP + 0V~5VDC/10VDC + MODBUS |
2×PNP + 0mA/4mA~20mADC + MODBUS | |
Switch current | 1.0A(Max.) |
Switching type | Normally open / closed (settable) |
Switching reponce time | <10ms |
Swith delay | 0.00s~1000.0s |
Switching motion mode | Delay or windows mode |
Analog signal output and max ohmic load RL | Current output   0/4...20mA, 20...4mA   RL≤0.5k |
Voltage output   0...5/10v, 5/10...0v   RL>10k | |
Screen display | OLED |
Menu language | Chinese and English |
Switch indicating | 2 Red LED |
Displaying units | psi,bar,mbar,Pa,kPa,MPa |
Buttons | 3 blue back-lighted touch buttons |
Supplementary variables displaying | Environment temperature, analog output value, max peak value,mini peak value |
Supplementary variables displaying way | Fixed displaying or switch display by INFO button |
Working temperature | -30-80ºC |
Media temperature | -30-80ºC |
Storage temperature | -40ºC~80ºC |
Electromagnetism compatible | GB/T 17626.2/3/4-2006 |
Shock resistance | ≤10g/10Hz...500Hz(IEC 60068-2-6-2007) |
Vibration resistance | ≤50g/11ms(IEC 60068-2-27-2008) |
Protection class | IP65 |
Dimensions - SPS Sanitary Pressure Switch

Payment Terms
1. Port of Loading: Shanghai ChinaÂ
2. Samples Lead Time: 3-7 working days
3. Delivery Time: 7-15 working days after paymentÂ
4.Payment: T/T, Western Union, PaypalÂ
After-sales service
We promise to deliver the following after-sales service:
1. Warranty: The warranty period is 12 months starting from the shipping date;Â
2. Customers will enjoy free repair services for failures found within the warranty due to manufacturing quality;
3. For on-site services not caused by manufacturing quality, we shall charge a certain service fee at our discretion based on actual charges such as travel expense;
4. We provide paid repair services for meter damages not arising from manufacturing quality issues or meter damages not within the scope of warranty.
Production Line

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The pressure switch SPS is designed for pressure monitoring and measure-ment in liquid and gaseous media. The SPS is suited for general industrial applications such as machine and plant engineering, in machine tool systems, in hydraulic and pneumatic systems, for pressure monitoring and control and for pumps and compressors. It is pressure switch, transmitter and display in one and the same device. In its standard configuration it has two switching outputs (PNP or NPN). In addition, there are configurations available with an analog output signal (0...20mA| 420 mA or 0...5V| 010 V) as well as with RS485 Link.
WNK Intelligent Switch Series:
SPS Intelligent Pressure Switch
SLS Intelligent Level Switch
STS Intelligent Temperature Switch
SPS-1 Intelligent Sanitary Flat Diaphram Pressure Switch

 Features - SPS Sanitary Pressure Switch :
1.  Gas and liquid pressure measurement
2.  PNP switching, voltage and current outputs
3.  Switching points settable
4.  Switching can be set normally open / normally closed
5.  Supporting Switching delay
6.  Various analog output ways available
7.  Displaying pressure peak value and environment temperature
8.  Analog output span settable
9.  OLED self-luminous display
10.  Display turnable 180°
11.  Housing with electrical connection against process connection rotatable 330°
12.  Industrial touch button
13.  Various display pressure units
14.  Parameters setting up for Password protection
15.  Support MODBUS communication
Specification - SPS Sanitary Pressure Switch
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Product name | Electronic Smart Pressure Switch |
Measuring range | -0.10.1MPa to 60MPa |
Measuring media | Gas & Fluid |
Accuracy | ≤0.5%FS |
Supply power | 1230V DC |
Temp. error | ±0.02%FS/ºC(Zero/ Full Span) |
Long-term stability | ±0.3%FS/Year |
Analog output accuracy | ≤±0.2%FS |
Output configurations | 2×PNP + 0V~5VDC/10VDC + MODBUS |
2×PNP + 0mA/4mA~20mADC + MODBUS | |
Switch current | 1.0A(Max.) |
Switching type | Normally open / closed (settable) |
Switching reponce time | <10ms |
Swith delay | 0.00s~1000.0s |
Switching motion mode | Delay or windows mode |
Analog signal output and max ohmic load RL | Current output   0/4...20mA, 20...4mA   RL≤0.5k |
Voltage output   0...5/10v, 5/10...0v   RL>10k | |
Screen display | OLED |
Menu language | Chinese and English |
Switch indicating | 2 Red LED |
Displaying units | psi,bar,mbar,Pa,kPa,MPa |
Buttons | 3 blue back-lighted touch buttons |
Supplementary variables displaying | Environment temperature, analog output value, max peak value,mini peak value |
Supplementary variables displaying way | Fixed displaying or switch display by INFO button |
Working temperature | -30-80ºC |
Media temperature | -30-80ºC |
Storage temperature | -40ºC~80ºC |
Electromagnetism compatible | GB/T 17626.2/3/4-2006 |
Shock resistance | ≤10g/10Hz...500Hz(IEC 60068-2-6-2007) |
Vibration resistance | ≤50g/11ms(IEC 60068-2-27-2008) |
Protection class | IP65 |
Dimensions - SPS Sanitary Pressure Switch

Payment Terms
1. Port of Loading: Shanghai ChinaÂ
2. Samples Lead Time: 3-7 working days
3. Delivery Time: 7-15 working days after paymentÂ
4.Payment: T/T, Western Union, PaypalÂ
After-sales service
We promise to deliver the following after-sales service:
1. Warranty: The warranty period is 12 months starting from the shipping date;Â
2. Customers will enjoy free repair services for failures found within the warranty due to manufacturing quality;
3. For on-site services not caused by manufacturing quality, we shall charge a certain service fee at our discretion based on actual charges such as travel expense;
4. We provide paid repair services for meter damages not arising from manufacturing quality issues or meter damages not within the scope of warranty.
Production Line

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Nantong Boxin Electronic Technology Co., Ltd. , https://www.ntbosen.com