High Precision Digital Diffused Silicon Pressure Transmitter

Diffused silicon core pressure transmitter, high precision, optional 4-20mA or RS485 signal output with 4-digit digital display tube.
Wide measuring range from -100kPa vacuum to 60MPa, covers water, gas, oil, hydraulic pressure testing demands.
Wide working temperature range -20~85℃, multi-section temperature compensation to reduce temperature drift error.
Stainless steel measuring body, stable overload resistance: 150%FS for 0.035~10MPa, 125%FS for 10~60MPa.
Dual power supply options 12VDC / 24VDC, two power specifications for different output versions.
Widely used in water treatment, chemical industry, power, pneumatic equipment, constant pressure water supply, air tightness test

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Category: industrial instruments

Description
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on Diffused Silicon Sensing Core

Classified temperature drift control: 2%FS for range 10kPa~60kPa, 1.5%FS for range 60kPa~60MPa within compensation temperature zone, ensures stable accurate reading under temperature change.
Two Optional Signal Output Modes

4~20mA analog output: Power supply 17~32VDC, with 4-digit digital display tube
RS485 digital output: Power supply 5~28VDC, 4-digit real-time pressure display

Ultra-Wide Temperature Adaptability

Working & medium temperature: -20 ~ 85℃
Storage temperature: -40 ~ 85℃
Segmented temperature compensation range from 0~60℃ up to -10~70℃ according to measuring range, fit indoor and outdoor industrial environments.

Reliable Overload Protection

0.035MPa ~ 10MPa range: 150%FS overload withstand capacity
10MPa ~ 60MPa high pressure range: 125%FS overload resistance, avoid sensor damage by sudden pressure surge.

Complete Range Specifications

Standard ranges in stock: -100~0kPa vacuum, 0-10kPa, 0-50kPa, 0-0.6MPa, 0-1MPa, 0-1.6MPa, 0-60MPa; custom measuring ranges are supported.
Wide Industrial Compatibility

Stainless steel pressure interface, standard thread connection, easy to install on pipelines, pumps, hydraulic stations, air tightness test benches and water supply equipment.

Complete Technical Parameters

Power Supply

4-20mA output version: 17~32VDC (24VDC/12VDC compatible)
RS485 output version: 5~28VDC

Temperature Compensation

10kPa ≤ Range < 25kPa: 0 ~ 60℃
25kPa ≤ Range ≤ 60kPa: 0 ~ 70℃
60kPa < Range ≤ 60MPa: -10 ~ 70℃

Temperature Drift

10kPa ~ 60kPa: ±2%FS
60kPa ~ 60MPa: ±1.5%FS

Temperature Index

Working Temp: -20 ~ 85℃
Medium Temp: -20 ~ 85℃
Storage Temp: -40 ~ 85℃

Overload Pressure

0.035 ~ 10MPa: 150%FS
10 ~ 60MPa: 125%FS

Display: Optional 4-digit 8-segment digital tube real-time pressure display

Application Scenarios

Water industry: Constant pressure water supply, water treatment pipeline pressure monitoring
Chemical & Power: Liquid/gas medium pressure detection, power station pipeline monitoring
Pneumatic & Hydraulic: Air compressor, hydraulic station pressure testing
Testing industry: Air tightness inspection, vacuum negative pressure measurement
General machinery: Boiler, pump, refrigeration equipment pressure monitoring

Packaging

Each pressure transmitter packed with anti-static foam inner box, carton outer packaging for bulk orders, all products pass pressure calibration test before delivery.