• • • Overview of Product • • •
MS325 industrial - type pressure transducer is provided with German HELM made advanced sensing – force – sensitivity chip, supported with high – accuracy electronic element, and assembled through strict process flow. This series of product is provided with special terminal, shield cable, pointer, and digital display, with easy installation, calibration, maintenance. It may widely be used for many industrial fields such as petroleum, chemical, electric power, metallurgical, pharmaceutical, and food etc, which is ideal for updating the conventional pressure gauge and pressure transducer and ideal for pressure measuring and control instrument and meter in industrial automation field.
• • • Features of Product • • •
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1. Laser adjusting - resistance temperature compensation
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2. Zero position, full scale adjustable
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3. High accuracy, high reliability, and high stability
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4. RF disturbance immunity
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5. Power supply reversing pole and over – voltage protection
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6. Isolating corrosion – proof, intrinsic explosion – proof
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7. Direct process installation, pointer or digital display on site
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8. Designed with standard intellectual 4 ~ 20 mA, HART protocol (optional)
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• • • Application of Product • • •
It is widely be used for many industrial fields such as petroleum, chemical, electric power, metallurgical, pharmaceutical, and food etc, which is ideal for updating the conventional pressure gauge and pressure transducer and ideal for pressure measuring and control instrument and meter in industrial automation field.
• • • Technical Data• • •
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Measuring range
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-100KPa ~ 0 ~ 5KPa…100MPa
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Overloading capacity
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Two times of full–scale over pressure (where over pressure for 100MPa is designed with 1.1 times of FS pressure)
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Type of pressure
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Gauge pressure or absolute pressure
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Medium to be measured
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The gas or liquid compatible with 316 stainless steel ,
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Overall accuracy
(Non - linear, repeatability, lagging)
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± 0.25% FS
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± 0.5% FS
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Long-term stability
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Typical: ± 0.1% FS / year
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Maximum: ± 0.2% FS / year
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Zero point temperature drifting
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Typical: ± 0.02% FS / °C
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Maximum: ± 0.05% FS / °C
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Sensitivity temperature drifting
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Typical: ± 0.02% FS / °C
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Maximum: ± 0.05% FS / °C
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Operating temperature
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-40~+125°C
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Compensating temperature
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-20~+80°C
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Range of power supplying
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12 ~ 36V DC ( generally 24V DC)
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Signal output
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4~20mA / 1-5V DC / 0~5V DC / 0.5~4.5V
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Load resistance
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≤(U - 12) / 0.02Ω
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Signal wire jack
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¢8 for cable port
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Weight
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Approx. 500g
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Thermal lagging
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± 0.01% FS (typical)
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Response time (10% ~ 90%)
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≤2ms
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Enclosure protection degree
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IP65
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Safe explosion – proof
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Ex ia II CT5
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Tolerance of vibration
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≤ ± 0.01% FS(Axles X, Y, and Z, 200Hz / g)
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Insulation resistance
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100MΩ, 500V DC
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Resolution
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Infinite small (theoretical), 1 / 100000 (general)
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Signal wire connecting hole
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Cable hole is¢8
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Dielectric strength / RF degree
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EN 50081–1; EN 50082–2; IEC 61000–4–3
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Pressure connection
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See product selection table and process connecting drawing (may be defined by the customer).
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Electrical wiring connection
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See product selection table and process connecting drawing (may be defined by the customer).
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Port and Enclosure
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Stainless steel 1Cr18Ni9Ti
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O-ring
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Fluorubber
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Sensor Membrane
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Stainless steel 316L
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