SMP4031 Digital RS485 / HART intelligent pressure transmitter_Xian Sensors limited company

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Pressure Transmitters

SMP4031 Digital RS485 / HART intelligent pressure transmitterPageviews: 6598 times

  • ●Features
    Range: -0.1MPa…0MPa~0.01MPa…100MPa
    LCD liquid crystal display, with HART protocol / RS485 Modbus protocol
    Convenient to debug zero and full scale.
    Reverse polarity protection and current limiting protection
    Anti-lightning, impact
    High precision, high stability, high reliability
    ●Application
    Industrial process control
    Hydraulic measurement
    Pressure measurement in a variety of harsh environments

●Outline:(Unit: mm)

Note: thread interface can be customized according to customer requirements.



●Specification



Pressure parameter

Range

-0.1MPa…MPa0.01 MPa…100MPa

Over load

2 times@ FS 110MPa(take the small value)

Pressure type

gauge, absolute or sealed gauge

Electric parameter

Power supply

9~28V DC

Signal output

420mA overlay HART protocol digital communication / RS485 Modbus protocol

Construction parameter

Housing

SS

Sensor

SS 316L

Seal ring

Viton

Cable

IP65

Ambient parameter

Media applicability

Fluid which has no corrosion to SS 316L and Viton

Compensation temperature

-1080

Operating temperature

-3080LCD display-2080

Storage temperature

-40125LC display-2080

Performance parameter

Accuracy

±0.1FS(Min.)

±0.25FS(Typical)

±0.5FS(Max.)

Zero temperature coefficient

±0.03%FS/  ≤100kPa

±0.02%FS/  (>100kPa

Full temperature coefficient

±0.03%FS/  ≤100kPa

±0.02%FS/  (>100kPa

Long term stability

±0.3%FS/(Max.)




●Electric Connection

Terminal definition:

Terminal

HART

RS485

OUT+

+V

+V

OUT-

+OUT

-V

TEST+

RS485A

TEST-

RS485B

   



HART Output signal connection diagram:

(1)Diagram for transmitter and computer connection 


(2)Diagram for transmitter and terminal connection


Signal connection diagram: