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Shanghai LEEG Instruments Co., Ltd.

Pressure Transducer, Water Pressure Sensor, Pressure Transmitter manufacturer / supplier in China, offering Sensor De Presió N Absoluta Del Colector, Lmp633 Economy Hydrostatic Submersible Level Transmitter, SMP858-Dst Standard Flange Differential Pressure Level Transmitter and so on.

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Sensor De Presió N Absoluta Del Colector

FOB Price: US $60-75 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $60-75/ Piece
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Port: Shanghai, China
Production Capacity: 500000PCS/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: SMP131-TLD
  • Structure Type: Diffused Silicon Pressure Transmitter
  • Accuracy Grade: 0.1G
  • IP Rating: IP65
  • Customized: Customized
  • Medium: Liquid, Gas, or Steam Level
  • Electrical Connetion: DIN43650 IP65, M12*1(4pin) IP67,Direct Cable IP68
  • Approvals: Ce, Ex-Proof
  • Pressure Type: Gauge Pressure,Absolute Pressure
  • Transport Package: Standard Export Carton Box
  • Origin: Shanghai, China
  • Type: Normal Pressure Transmitter
  • Measuring Medium: Gas
  • Pressure range: 5kpa-100MPa
  • Certification: CE
  • Output Signal: 4-20mA,4-20mA+Hart,0.5-4.5VDC, Modbus-RTU/RS485
  • Sensor Seal: O-Ring, Stainless Steel Welding
  • Process Connection: M20*1.5 (M),G1/2 (M),G1/4(M),1/2 -14NPT(M)...
  • Sensor Type: Piezoresistive Silicon Pressure Sensor
  • Trademark: LEEG
  • Specification: Net weight about 0.3kg
  • HS Code: 9026201090
Product Description
Brief introduction
SMP131 compact pressure transmitter combined with all the latest available technologies of the modern electronic pressure measurement fields. It's the most cost-effective products after 10 year's research and development. The sensor adopts full-automatic linear and temperature compensation technology to ensure the efficiency and quality of mass production. Fully-sealed and isolated air cavity design to ensure the long term reliability. Signal transmitting module adopts original calibration technology to realize parameters setting easily without any tools.

Pressure types Gauge & absolute pressure
measuring range 5kPa-100MPa(guage),10kpa-3.5MPa(absolute)
output signal 4-20mA,4-20mA+HART, 0.5-4.5VDC Modbus-RTU/RS485, customer
reference accuracy  ±0.2% URL, optional ±0.5% URL    
measuring medium Liquid, gas, or steam level, density and pressure
Stability ±0.2% URL/ year
Sensor seal O-ring, FKM ( high temperature condition),Stainless steel welding seal 
  O-ring, neoprene ( low temperature condition)
Electrical connetion DIN43650 IP65, M12*1(4pin) IP67,direct cable IP68
Process connection M20*1.5 (M),G1/2 (M),G1/4(M),1/2 -14NPT(M)...
Approvals CE,Intrinsic safety,Flame proof certificate
Diaphragm 316L stainless steel isolation diaphragm.
Working temperature  -40-85ºC
Storage temperature -40-100ºC
Media temperature -30-80ºC
Proction class IP65

1.Excellent long-term stability, unique technological advantage to ensure the performance far exceeds the same price products
2.Powerful compact appearance, provide the highest cost-effective pressure measuring solutions
3.Pressure impact tests and time drift tests to ensure constant quality
4.Adopts patent pressure sensor technology, flexibly face all kinds of challenges of working conditions
5.Original calibration technology, realize parameters setting easily without any tools
6.Strong transient voltage resistance inside, easily cope with surge voltage

Product select instruction
SMP131-TLD(H) piezoresistive silicon gauge pressure sensor
 modelSMP131-TLDpiezoresistive silicon gauge pressure sensor 
SensorSeparator Detailed specifications as following
range code
L702G7kPa gauge
L203G20kPa gauge
L353G35kPa gauge
L104G100kPa gauge
L204G200kPa gauge
L704G700kPa gauge
L105G1000kPa gauge
L175G1700kPa gauge
L355G3.5MPa gauge
L705S7MPa sealed gauge
L176S17MPa sealed gauge
L356S35MPa sealed gauge
L406S40MPa sealed gauge
L606S60MPa sealed gauge
L706S70MPa sealed gauge
L107S100MPa sealed gauge
Sensor sealSO-ring, FKM ( high temperature condition)
FStainless steel welding seal
CO-ring, neoprene ( low temperature condition)
Separator-Detailed specifications as following
D1 DIN43650 adaptor, IP65
H1M12*1(4pin), Aviation plugs, IP67
OutputSeparator-Detailed specifications as following
 Output signalF4-20mA two wire, power supply: 10~30vdc
H4-20mA+HART two wire, power supply: 16.5~55vdc
RModbus-RTU/RS485 four wire, power supply:5vdc/9-30vdc
11-5vdc three wire, power supply: 12-30vdc
20-5vdc three wire, power supply: 6-30vdc
A4-20mA two wire, intrinsic safety, power supply: 10~30vdc
Tube typeSeparator-Detailed specifications as following
 Tube53stainless steel tube length: 53mm (without HART,Modbus- TRU/RS485)
37stainless steel tube length: 37mm (without HART,Modbus- TRU/RS486)
65stainless steel tube length: 65mm (with HART,Modbus- TRU/RS487), accuracy≥0.1%
85stainless steel tube length: 85mm (with HART,Modbus- TRU/RS487), accuracy≥0.1%
Separator-Detailed specifications as following
SpecificationM01M20*1.5 (M), Φ3 pressure lead hole, GB/T193-2003, ISO261
G01G1/2 (M), Φ3 pressure lead hole, EN837
G02G1/4(M), Φ3 pressure lead hole, EN837
G08G1/4(M), Φ3 pressure lead hole, GB/T7307, ISO228, DIN16288, BS2779, 
seal refers to DIN3852-E (back-end seal), maximum mesuring range:60 MPa
R011/2 -14NPT(M), Φ3 pressure lead hole, GB/T12716, ANSI/ASME B1.20.1
R021/4 -18NPT(M), Φ3 pressure lead hole, GB/T12716, ANSI/ASME B1.20.1
R031/2 -14NPT(F), Φ3 pressure lead hole, GB/T12716, ANSI/ASME B1.20.1
R041/4 -18NPT(F), Φ3 pressure lead hole, GB/T12716, ANSI/ASME B1.20.1
Separator Detailed specifications as following
 Process connection
mounting accessory
/N1Heat exchange connector, M20*1.5 (F)  change to M20*1.5(M), SUS304
/N2Heat exchange connector, M20*1.5 (F)  change to M20*1.5(M), SUS304
Process connection
/Z1Welding connector, M20*1.5(F), SUS304
/Z2Welding adaptor, G1/2(F), SUS304
E lectrical connection
/J1Aviation female plug (straighter) with 2m cable, 4 pin, M12*1, IP67
/J2Aviation female plug (elbow) with 2m cable, 4 pin, M12*1, IP67
Approvals (multiple)/E1Flame proof certificate, ExdIICT6, NEPSI
/I1Intrinsic safety certificate, ExiaIICT4, NEPSI
/F3CE certificate
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