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Shanghai LEEG Instruments Co.,Ltd.
SMP858-NSF hygienic differential pressure transmitter

SMP858-NSF hygienic differential pressure transmitter

Product catalog summary

Introduction
The SMP858-NSF Monosilicon differential pressure transmitter by LEEG Instrument is a high-quality device designed for hygienic applications. It features advanced silicon pressure sensor technology and a patented encapsulation process, making it suitable for handling severe pressure overloads, transient voltage resistance, and temperature fluctuations.

Field of Application and Main Parameters
This transmitter is used for measuring pressure and level in various media, including viscous, paste-like, adhesive, crystallizing, and contaminated substances. It measures differential pressure within a range of 4kPa to 1MPa and outputs signals of 4-20mA or 4-20mA+HART.

Technical Specifications
- Measuring Range: 4kPa to 1MPa
- Output Signal: 4-20mA, 4-20mA+HART
- Reference Accuracy: ±0.2% URL, ±0.5% URL
- Pressure Limits: Overload limit of 10MPa on both high and low-pressure sides
- Temperature Effects: Total impact within -20-80℃ is ±(0.1+0.15TD)% URL
- Power Supply: 10.5/16.5-55VDC

Performance Specifications
The transmitter ensures high stability and accuracy, with a typical accuracy of ±0.2% URL and stability of ±0.2% URL over five years. It includes specifications for linearity, hysteresis, and repeatability.

Environmental and Operating Conditions
- Working Temperature: -40-85℃
- Storage Temperature: -40-110℃
- Media Temperature: -40-120℃ with silicon oil
- Protection Class: IP67

Power Supply and Load Requirements
The device operates with a power supply of 10.5-55VDC and supports the HART protocol with a communication load resistance of 250Ω. The transmission distance is less than 1000 meters.

EMC Environment
The transmitter complies with various EMC standards, including radiated and conducted interference, electrostatic discharge immunity, and surge immunity requirements.

Menu Function and Display
Features include a menu function with display modes for process variables, current, and percentage, supporting both local and remote control with an LCD display unit.

Product Selection and Accessories
Detailed instructions for product selection are provided, including sensor type, electrical connection, output signal, and process connection options. Diagrams and dimensions for installation and mounting accessories are included.

Conclusion
The SMP858-NSF Monosilicon differential pressure transmitter is a robust and versatile device suitable for various industrial applications, offering high accuracy, stability, and resistance to environmental challenges.

Specifications Overview
The document outlines detailed specifications and ordering information, including pressure range codes, sensor seal, electrical connection options, output signals, and display options.

Process Connection
Includes high and low-pressure side connections, capillary transmission with armoured SUS304, and options for isolated filling fluids and wetted parts materials.

Additional Options
Includes mounting accessories, electrical connection accessories, process connection accessories, calibration reports, and approvals such as intrinsic safety and CE certificates.

Factory Settings and Parameters
Default settings include tag position, analog output type, display mode, alarm signal, damping value, and process unit.

Certification
The device is ISO9001-2008 certified and complies with CE Mark EMC instruction 2014/30/EU.

Contact Information
Contact details for Shanghai LEEG Instruments Co., Ltd. are provided for further information.

Catalog excerpts

SMP858-NSF hygienic differential pressure transmitter-1

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Product information Brief introduction SMP858-NSF monosilicon pressure transmitter is the best hygienic pressure transmitter meticulously designed by LEEG Instrument, with the world's most advanced silicon pressure sensor technology and patent encapsulation process. SMP858-NSF adopts full isolation seal structure to eliminate the humidity effects, suitable for severe wet cleaning occasion; double diaphragm overload protection structure to achieve the highest overload pressure 24MPa, suitable for severe pressure overload situations; strong transient voltage resistance to meet the standards of level 4 (Differential mode voltage: 2000V, common mode voltage: 4000V), suitable for severe surge voltage occasion; seven temperature regions, 20 linearity points and 160 pressure calibration points, suitable for severe temperature change occasion. Those leading manufacturing technologies redifine the best quality of hygienic pressure transmitter. Main parameters Pressure and level measurement Measuring medium Viscous, paste-like, adhesive, crystallising, particulatescontaining and contaminated media Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further improve

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SMP858-NSF hygienic differential pressure transmitter-2

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Technical Specifications Measuring range and limit Square root output accuracy is 1.5 times linear output accuracy Note 1: TD is Turn down when | URV | > | LRV | , TD=URL/ | URV | when | URV | < | LRV | , TD=URL/ | LRV | Ambient temperature effects Within the range -20-80C total impact Vibration effects Output signal Two wire 4-20 mA output with digital communications, linear or square root output programmable, HART protocol is superimposed on the 4-20mA signal. Disclaimer: all the data used in the product description is...

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SMP858-NSF hygienic differential pressure transmitter-3

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Technical Specifications Damping time Total damping time constant: equal to the sum of damping time of amplifer and sensor capsule Damping time of amplifer: 0-100S adjustable Diaphragm capsule (isolated diaphragm and silicon oil filling) damping time: <0.2S Startup after power off: <6S Normal services after data recovery: <31S Power supply Net weight: about 2.4kg(Tri-Clamp process connection accessory, without mounting brackets) Power supply and load requirements Environment condition Disclaimer: all the data used in the...

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SMP858-NSF hygienic differential pressure transmitter-4

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Menu function Transmission module type Quick menu technical details may be changed due to further im prove Disclaimer: all the data used in the product description is not legally binding. Relevant

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SMP858-NSF hygienic differential pressure transmitter-5

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Product selection instruction Sensor type Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further im prove

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SMP858-NSF hygienic differential pressure transmitter-6

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Product selection instruction Electrical connection accessories Process connection select instruction Aviation plug straighter(JI) Transmission module Connection position Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further im prove

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SMP858-NSF hygienic differential pressure transmitter-7

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitterProduct selection instruction Process connection select instruction Fixed mounting bracket (B5) Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further im prove

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SMP858-NSF hygienic differential pressure transmitter-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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SMP858-NSF hygienic differential pressure transmitter-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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SMP858-NSF hygienic differential pressure transmitter-10

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Product drawing and dimension Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further im prove

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SMP858-NSF hygienic differential pressure transmitter-11

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Product drawing and dimension Process connection (H01, H05-H06) (unit: mm) Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further im prove

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SMP858-NSF hygienic differential pressure transmitter-12

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SMP858-NSF hygienic differential pressure transmitter-13

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Ordering information chapter Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further im prove

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SMP858-NSF hygienic differential pressure transmitter-14

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SMP858-NSF hygienic differential pressure transmitter-15

SENSING TOMORROW SMP858-NSF Monosilicon differential pressure transmitter Ordering information chapter Note 1: Measuring range: 10kPa-1 MPa. If the min measuring range is 10kPa, the single-end capillary length can not be more than 1m. Less than 1 m need to confirm with engineers. Disclaimer: all the data used in the product description is not legally binding. Relevant technical details may be changed due to further im prove

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