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Product catalog summary

Overview
The document outlines the specifications and features of various pressure and temperature transmitters, controllers, and gauges used in industrial applications such as petroleum, chemical engineering, and environmental protection. These devices are designed for high accuracy, robust construction, and adaptability to harsh environments.

Pressure Transmitters and Controllers

Wireless Pressure Transmitter QYB502: High-precision with wireless communication, battery-powered, suitable for environments without electric supply. Key features include a measuring range of 0~100MPa, NB-IOT signal transmission, and operating temperature of -40°C to 85°C.
QYB400 Monocrystalline Silicon Pressure Transmitter: Offers span shift, damping adjustment, and multi-pressure units. Suitable for gas, liquid, and steam with an output of 4~20mA + Hart/RS485.
Intelligent Pressure Switches (QYK100-QYK103): Designed for fluid pressure monitoring with digital displays and adjustable data. Control range is -0.1 to 100MPa.
Intelligent Pressure Controllers (QYK104-QYK107): Multifunctional with relay output and RS485 networking, suitable for fluid medium pressure measurement.
Digital Pressure Gauges (QDB108, QDB109): Battery-powered with large-screen LCD displays, designed for gas and liquid measurement.

Level and Temperature Transmitters

Level Transmitters (QYB200-QYB203): Designed for level measurement with high accuracy and stability, suitable for harsh conditions.
Temperature Transmitters (QTB100-QTB104): Include features like PT100 sensors, shock resistance, and remote transmission capabilities. Suitable for a wide temperature range.
Wireless Temperature Transmitter QTB500: Features wireless measurement with Zigbee communication and explosion-proof design.
Digital Temperature Gauge QTB108: Battery-powered with peak value record function.
Digital Temperature Switch QTK102: Multifunctional with preinstalled switching nodes and IP65 protection grade.
Digital Temperature Controller QTK104: Equipped with PT100 sensor, capable of measuring, displaying, and switching.

Additional Components and Features

QLK400 Thermal Flow Switch: Monitors liquid flow in pipelines with LED displays showing flow conditions.
Components Selection: High temperature components and installation components suitable for specific models.
Corrosion Resistance Reference: Appendix provides a reference for corrosion resistance of contact medium parts.

Key Specifications and Selection Guides
Common specifications across devices include measuring range, accuracy, stability, power supply requirements, and protection grades. The document includes selection guides to assist in choosing the appropriate model based on specific needs such as connection type, output signal, and measuring range.

Catalog excerpts

Pressure Measurement Pressure Transmitter QYB100 Generai Pressure Transm itter ·····.. · ··· ······ ··········· ··· ·· ·· ·· ·· ··········· ·· ··· ·· ( 1 ) QYB101 Compact Pressure Transmitter ·· ······· ··· ······ ············· ···· ··· ··· ········· ······· ( 2) QYB102 lndustrial Pressure Transmittér ·· · ···································· ············ ······ ( 3) QYB103 Oilfield Pressure Transmitter ········.. ············ ··········•··························· ( 4 ) QYB104 Digital Pressure Transmitter···························································· ( 5) QYB16X Differential Pressure...

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General Pressure Transmitter � Temperature Measurement QTB100 Temperature Transmitter ··············--·· ························--·············--···· QTB 101 Temperature Transmitter ·········································· ····················· QTB 102 Temperature Transmitter •···· •········ •···· • ········· •···· • ······ · • • ····· • · •····•· • ···· QTB103 Temperature Transmitter •···· -- • ······ --··· • ········· •· ··· • ······· --····· • · •····-- • ···· QTB104 Digital Temperature Transmi tter ··· ·········· ········································· QTB500 Wireless Temperature Transmi...

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Compact Pressure Transmitter lndustrial Pressure Transmitter Overview Overview QYB101 is equipped with ceramic sensor and stainless steel case. lt is widely used in compresser, refrigeration system, pneumatic system, equipment, etc. QYB101P Compact structure Cast-effective Import ceramic sensor Stainless steel surface with medium, high corrosion resistance 5. Suitable for normal temperature medium, long-term and stable working 6. Shock resistance, anti-vibration, anti-corrosion Overload Gapacity Electronic Conn ectin g Relative Humidity Medium Temperature Output Signal Electr@nic eonnecting Block...

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Digital Pressure Transmitter Oilfield Pressure Transmitter QYB 103 ado pts high quality diffused silicon sensor and the industrial anti-explosion case, using integrated circuit, output 420mA electric current signal and modbus digital signal. lt has advantages such as high accuracy, high stability, long operating life, high reliability and easy installation, which is used in pipeline pressure monitoring in petroleum and chemical engineering. QYB104 digital pressure transmitter is easy to operate and adjust, which is safe and reliable. lt is used in fluid pressure measurement in water and electric,...

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