GTPB20 Pressure transmitter

The GTPB20 compact pressure transmitter USES high performance pressure sensing chip and advanced circuit processing and temperature compensation technology to convert pressure changes into linear current or voltage signals.The product volume is small, easy to install, adopt stainless steel shell isolation anticorrosion, suitable for measuring and contacting some materials compatible with the gas and liquid medium, it can be used to measure pressure, negative pressure and absolute pressure. Characteristics 316L stainless steel isolation diaphragm structure With reverse polarity and current limiting protection Temperature compensation, zero adjustment Anti-vibration, anti-shock, anti-RF electromagnetic interference
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  • Specification

Technical Specifications & Engineering Parameters

Measurement Principle Piezoresistive diffused silicon pressure sensing chip
Pressure Range -0.1 MPa to 0...0.01 MPa up to 100 MPa (-1 to 1000 bar)
Measurement Accuracy ±0.5% F.S. (Standard) / ±0.25% F.S. (High precision option)
Pressure Types Gauge pressure, Absolute pressure, Sealed gauge pressure
Applicable Media Liquids, gases, steam compatible with 316L stainless steel
Wetted Diaphragm Stainless Steel 316L (Standard) / Hastelloy C option
Process Connection G1/2", G1/4", 1/2" NPT, 1/4" NPT, M20×1.5 male thread
Medium Temperature -30°C to +85°C (High-temp cooling fin option up to +150°C)
Output Signal Standard 2-wire 4-20mA current loop (Optional 0-5V, 0-10V, RS485 Modbus)
Power Supply 12V to 36V DC (Standard 24V DC)
Electrical Connection Hirschmann DIN 43650A connector / M12 4-pin plug / Direct cable gland
Protection Rating IP65 weatherproof housing


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