relative pressure transmitter / ceramic / capacitive / DC output
SMP131-TCD Shanghai LEEG Instruments Co.,Ltd.



  • Pressure type:


  • Technology:

    ceramic, capacitive

  • Output signal:

    DC output, HART, RS485

  • Mounting:

    threaded, flush diaphragm

  • Other characteristics:

    compact, OEM, two-wire, CE, low pressure, economical, for liquids and gases, for harsh environments, for corrosive environments

  • Process temperature:

    Max.: 80 °C (176 °F)

    Min.: -30 °C (-22 °F)

  • Pressure range:

    Max.: 4,000,000 Pa (580.15 psi)

    Min.: 2,500 Pa (0.36 psi)


Capacitive ceramic pressure sensor
Suited for corrosion gases and liquids
Excellent anti-overpressure ability, excellent reliability and long-term stability

Measuring range: 2.5kPa-4MPa
Output signal: 4-20mA, 4-20mA+HART, 0-5VDC, Modbus-RTU/RS485, others
Reference accuracy: ±0.2% URL, ±0.5% URL, optional ±0.1% URL
Measuring medium: aggressive liquid or gas
Media temperature: -30-80℃
Process connection: M20*1.5(M), G1/2(M), G1-1/2(M), 1/4 NPT(M)
Electrical connection: DIN43650, IP65; M12*1(4 pins ), IP67

Process control system
Machine building