NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet

Product catalog summary

Introduction
The SMP858-NSF Monosilicon pressure transmitter by LEEG Instrument is a high-performance device designed for sanitary applications. It features advanced silicon pressure sensor technology and a patented encapsulation process, making it ideal for harsh wet cleaning environments due to its full isolation seal structure.

Approvals and Applications
This transmitter is suitable for differential pressure measurement and is compatible with non-reactive fluids. It is used in pressure and level measurement applications.

Technical Specifications

Measuring Range: 4kPa to 1MPa
Output Signal: 4-20mA, 4-20mA+HART
Reference Accuracy: ±0.2% URL, ±0.5% URL
Stability: ±0.2% URL over 5 years
Operating Temperature: -40 to 85°C (with LCD display: -20 to 70°C)
Storage Temperature: -40 to 110°C (with LCD display: -40 to 85°C)
Media Temperature: -40 to 120°C with silicon oil, -10 to 180°C with Neobee M-20
Protection Class: IP67

Performance Specifications
The transmitter offers high performance with linearity, hysteresis, and repeatability, achieving a typical accuracy of ±0.2% URL. It is designed to handle static pressure effects and ambient temperature changes.

Power Supply and Communication
Operating on a power supply range of 10.5 to 55VDC, the device supports HART protocol for digital communication and consumes ≤500mW at 24VDC.

Environmental and EMC Standards
The transmitter meets various EMC standards, ensuring resistance to radiated and conducted interference, electrostatic discharge, and other electromagnetic disturbances.

Menu Functions and Display
Featuring an LCD display, the device offers multiple modes for displaying process variables, current, and percentage, with support for local and remote control via HART protocol.

Product Selection and Configuration
Various configurations are available for diaphragm material, isolation fluid, electrical connections, and output signals. Options include fixed mounting accessories and process connections.

Drawings and Dimensions
Detailed drawings and dimensions are provided for different configurations, including vertical and horizontal installations, and various process connection types.

Specifications
The transmitter offers two output signal options: 4-20mA two-wire and 4-20mA+HART two-wire, with different power supply ranges. It can be equipped with or without an LCD display.

Process Connection
Supports high and low-pressure side connections, with capillary transmission options using armoured SUS304 capillaries. Isolation fluids include Silicon Oil and Neobee M-20, with varying temperature ranges. Wetted parts are available in SUS304 and SUS316 materials, with diaphragm options in SUS316L and Hastelloy C.

Flange Specifications
Flanges are available in various sizes and standards, including HG/T 20592-2009 and Tri-Clamp options, with specified maximum measuring ranges.

Additional Options
Accessories include U-shape brackets, aviation plugs, Tri-Clamp connections, seal rings, and welding adaptors. Display modes and calibration reports are customizable.

Approvals and Certifications
The product holds an intrinsic safety certificate (ExiaIICT4, NEPSI) and a CE certificate, complying with standards EN61000-6-2:2005 and EN61000-6-4:2007. The quality management system is ISO9001-2008 certified.

Factory Settings and Parameters
Default settings include analog output type, display mode, alarm signal, damping value, and process unit, adjustable according to order specifications.

Contact Information
Shanghai LEEG Instruments Co., Ltd. provides contact details for further inquiries.

Catalog excerpts

NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-1

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product information Brief introduction Monosilicon pressure transmitter SMP858-NSF Monosilicon pressure transmitter is the best sanitary pressure transmitter meticulously designed by LEEG Instrument, with the world’s most advanced silicon pressure sensor technology and patent encapsulation process. SMP858NSF adopts full isolation seal structure to eliminate the humidity effects, suitable for severe wet cleaning occasion. Main parameters Pressure types Differential pressure Measuring range 4kPa-1MPa, please refer to the ordering information chapter Output signal Pressure and level measurement Measuring medium The fluid which compatible with wetted parts Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further improve 2016.11.V1.0

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-2

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Technical Specifications Measuring range and limit Nominal value Smallest Lower range calibratable span limit (LRL) Upper range limit Static pressure (URL) limit * High pressure side Low pressure side overload limit * overload limit * Adjust requirements: lower range value (LRV) and upper range value (URV) can be adjusted within the scope of the upper and lower range limit, when | URV | ≥ | LRV | , needs | URV | ≥ smallest calibratable span when | URV | ≤ | LRV |, needs | LRV | ≥ smallest calibratable span * Limit value...

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-3

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Technical Specifications Damping time Power supply Total damping time constant: equal to the sum of damping time of amplifer and sensor capsule Operating conditions Standard/flame proof HART protocol Load resistance 0-2119 Ω for working condition, 250-600Ω for HART protocol Damping time of amplifer : 0-100S adjustable Diaphragm capsule (isolation sensor diaphragm and silicon oil filling) damping time: ≤0.2S Startup after power off : ≤6S Normal services after data recovery:≤31S Transmission distance <1000 meters Power consumption...

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-4

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Menu function Transmission module type Output signal Local control Remote control 4-20mA+HART LCD/3 buttons on body HART LCD/3 buttons on body - Upper range value Lower range value Damping time Display Details mode Setting range Process variable shows on main screen, percentage and progress bar shows on secondary screen Analog output type Current shows on main screen, percentage and progress bar shows on secondary screen Output type Square root Percentage shows on main screen, percentage and progress bar shows on secondary...

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-5

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product selection instruction Sensor type Code Electrical connection select instruction Nominal value Range -40kPa-40kPa, smallest calibratable span 4kPa Range -250kPa-250kPa, smallest calibratable span 25kPa Range -500kPa-1000kPa, smallest calibratable span 100kPa Code Position Stainless steel termimal, aviation plug M12*1(4 pin) (H2), IP67, horizontal mounting Electrical Stainless steel termimal, aviation plug connection M12*1(4 pin) (H2), IP67, vertical mounting Diaphragm material Isolation fluid Silicon Oil, process...

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-6

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product selection instruction Electrical connection accessories Process connection select instruction Connection position Label Brown Black Blue White High, low-pressure side connection High-pressure side connection (High-pressure side value≠ lowpressure side value) Connection type Capillary transmission Capillary type M2 Aviation plug elbow(J2) Label Brown Black Blue White Capillary length Isolation fluid S filling Armoured SUS304L,outer diameter: 3.5mm XX value range: 00-10,samples: 02=2 meters; 10=10meters Silicon Oil,...

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-7

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product selection instruction Process connection select instruction Wetted parts material HG/T 20592-2009, DN50PN10-PN40 raised face flange HG/T 20592-2009, DN80PN10 raised face flange HG/T 20592-2009, DN100PN10 raised face flange Insert tube diameter Diaphragm material Product selection instruction Fixed mounting accessory select instruction Fixed mounting bracket (B5) Fixed mounting U-shape bracket, apply to dual accessory remote products without process flanges Disclaimer: all the data used in the product description...

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-8

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product drawing and dimension Drawing and dimension with display (C) / without display (A) vertical installation (F1) (unit: mm) Drawing and dimension with display (C) / without display (A) horizontal installation (F2) (unit: mm) Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further improve 2016.11.V1.0

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-9

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product drawing and dimension Fixed mounting bracket (B5) drawing and dimension (unit: mm) Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further improve 2016.11.V1.0

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-10

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product drawing and dimension Outer diameter (ΦD ) Thickness(B) Raised face diameter (ΦG ) Hole circumference(ΦK ) Hole diameter (ΦH ) Insert tube diameter (ΦP ) Insert tube length(L) Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further improve 2016.11.V1.0

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NEW SMP858-NSF sanitary differential pressure transmitter with diaphragm sealed datasheet-11

SMP858-NSF Monosilicon differential pressure transmitter SENSING TOMORROW Product drawing and dimension Process connection (H01、H05-H06) (unit: mm) Raised face diameter (ΦG ) Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further improve 2016.11.V1.0

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