Power Transmitter - Shandong Pressure Transmitter - Atmospheric Pressure Transmitter - Automation Control Equipment
Shanghai Automatic Supplies: Pressure Sensors, HELM Pressure Sensors, Imported Pressure Sensors, Automated Pressure Sensors, High-Precision Pressure Sensors, High-Precision Pressure Transmitters, Digital Pressure Sensors, Pressure Sensors, Miniature Pressure Sensors, Small Pressure Sensors, Dynamic Pressure Sensors, High-Frequency Dynamic Pressure Sensors, Pulsating Pressure Sensors, Vacuum Sensors, Thin Film Vacuum Gauges, Vacuum Transmitters, Vacuum Pressure Sensors, Vacuum Pressure Transmitters, Absolute Pressure Sensors, High-Temperature Pressure Sensors, High-Temperature Pressure Transmitters, Corrosion-Resistant Pressure Sensors, Corrosion-Resistant Pressure Transmitters, Wind Pressure Sensors, Negative Pressure Sensors, Differential Pressure Sensors, Explosion-Proof Pressure Sensors, Explosion-Proof Pressure Transmitters, Level Sensors, Level Transmitters, Temperature Pressure Sensors, Intelligent Differential Pressure Sensors, Single Crystal Silicon Pressure Sensors, Single Crystal Silicon Differential Pressure Sensors, Differential Pressure Transmitters, Intelligent Digital Pressure Gauges, Digital Pressure Switches, Sanitary Diaphragm Pressure Sensors, Intelligent Wireless Pressure Sensors, Wireless Level Sensors, Wireless Temperature Sensors, HL Series Power and Environmental Monitoring Master System, etc., a range of automation control equipment.

Our products are primarily focused on automation control systems and remote centralized automation control systems for various industries such as chemical factories, coal chemical industry, sewage treatment, waterworks, power generation, vegetable greenhouses, agricultural irrigation, metallurgy, petrochemicals, energy natural gas, waste gas emissions, heating and cooling, waste incineration, and environmental protection.
Our products range from single equipment control to comprehensive process equipment flow control, from decentralized equipment control to centralized management. Each stage of design adheres strictly to the principle of balancing system reliability and flexibility. We ensure that every control system is adaptable, complete, practical, and reliable.
We are a company dedicated to providing industrial automation products and industry solutions. Our services encompass the design, development, production, installation, debugging, and maintenance of equipment automation control systems, PLC programming, computer network systems, and industrial production process monitoring systems. We specialize in integrating various automation products into comprehensive control systems, delivering excellent economic benefits to our clients. Our experienced engineers offer electrical control system design, PLC, touchscreen, servo, automation line transformation, project design and construction services. Furthermore, with years of experience, we have widely applied our solutions in industries such as pharmaceuticals, food, cement, papermaking, textiles, water supply, packaging machines, chemicals, thermal power, and CNC.
Primary Partner Companies:
Shanghai Automation Instrument Factory, formerly known as Peace Thermal Engineering Instrument Factory, was established in 1959. For many years, it has been involved in the research, development, and production of control and detection instruments for industrial processes such as petrochemicals, power stations, metallurgy, and shipbuilding. The factory produces six major categories of products; Shanghai Automation Instrument Factory primarily produces the 1511 series capacitive transmitters, AN type thermal signal devices and alarm systems, XXS flash series, electrical unit combination instruments, pneumatic unit combination instruments, electrical measurement and non-electric quantity indicating instruments, electrical transmitters, throttling devices, and accessories, among other six major categories.
Shanghai Automation Instrument Factory No.3 is a manufacturer of temperature instruments. Established in 1951, it is one of the earliest and largest specialized producers of temperature instruments in China. The factory mainly produces and sells three major series of temperature instruments, including contact-type temperature sensors, non-contact temperature sensors, and intelligent temperature transmitters. Key products include armored thermistors, assembled thermistors, explosion-proof thermistors, bearing thermistors, abrasion-resistant thermistors, face thermistors, anti-corrosion thermistors, and surface thermistors; as well as other matching instruments and equipment. It is a company in China that can provide a complete range of contact-type temperature measurement products and also offers a variety of non-contact temperature measurement products.
Shanghai Automation Instrument Factory No. 4 was established in 1950, specializing in the production of pressure gauges and pressure measuring instruments. It is one of the larger production bases for pressure instruments in China. Main products include: general pressure gauges, stainless steel pressure gauges, vibration-resistant pressure gauges, diaphragm pressure gauges, diaphragm pressure gauges, bellows pressure gauges, stainless steel differential pressure gauges, precision pressure gauges, electrical contact pressure gauges, ammonia pressure gauges, dual-pointer pressure gauges, and resistance remote transmission pressure gauges, etc.

Shanghai Automation Instrument Works, formerly known as Jianong Instrument Manufacturing Factory, was established in 1951. It is a dedicated manufacturer specializing in level and pressure instruments. Over half a century, it has provided level instruments (including various series of selectors, controllers, level switches, and indicating level gauges), base-type level gauges for on-site indication; pressure measurement instruments (such as high-pressure, ultra-high-pressure pressure gauges, and precise high-pressure pressure gauges, as well as marine pressure controllers); and mechanical quantity instruments for industrial production process detection and control. Main products: buoy level gauges, static pressure level gauges, capacitive level gauges, float ball level gauges, magnetostrictive level gauges, radio frequency admittance level gauges, ultrasonic level gauges, radar level gauges, and float ball level switches.
Shanghai Automation Instrument Factory No.6 specializes in the research, development, and production of contact-type temperature measuring instruments, non-contact temperature measuring instruments, and temperature gauge calibration devices, encompassing three major product categories. The factory primarily produces XTMA-100/XTMA-1000 digital indicating controllers and recording instruments. It offers both small and large automatic balancing recorders, potential difference recorders, and intelligent digital controllers (suitable for flow, pressure, and temperature display and alarms). The manufacturing technology and key equipment for products such as sheathed thermocouples, miniature ceramic platinum resistance thermometers, and infrared radiation thermometers. Main products include digital indicators, digital controllers, flow integrators, remote temperature transmitters, temperature patrol instruments, flash indicators, and oxygen content displays.
Shanghai Automation Instrument Co., Ltd. Factory 7, established in 1958, is a historic enterprise specializing in the design and manufacturing of control valves. Factory 7's products are mainly categorized into three types: pneumatic and electric control valves; pneumatic, electric-pneumatic valves; key products include electric control valves, pneumatic control valves, eccentric rotary control valves, valves, air filter regulators, pneumatic auxiliary instruments, etc. These are widely used in numerous fields such as chemicals, metallurgy, petroleum, power stations, and more.
Shanghai Automation Instrument Factory No.9 specializes in the production of flow measurement instruments. After over four decades of unwavering effort, particularly in flowmeter production technology, it has established a certain scale in the field of flow instrument manufacturing. Our main products include the YF series vortex flowmeters, LHS series helical flowmeters, LB series metal scraper flowmeters, LDCK series electromagnetic flowmeters, LSZD series twin-rotor flowmeters, LL series Archimedes screw flowmeters, LLQ type gas Archimedes screw flowmeters, LZ series metal tube rotor flowmeters, LWGY series turbine flow sensors, and LS type rotating piston flowmeters, along with the corresponding filters, desiccant separators, amplifiers, and various flow display and totalizing instruments. These products are widely used in petrochemical, power, metallurgy, environmental protection, and other industries.
Shanghai Automation Instrumentation Factory No. 11 is one of the earliest manufacturers specializing in electric actuators in China. Our products are widely used in power stations, municipal infrastructure, chemical industry, oil fields, oil pipelines, and metallurgy sectors. We produce DDZ series electric actuators, A-type valve electric actuators, and M-type electric actuators, with advanced manufacturing technologies and key processing and testing equipment. Due to their comprehensive functions, high reliability, IP68 protection rating, suitability for outdoor installation, and integration of mechanical and electrical systems, these products have quickly gained popularity in the domestic market, especially among large power plants, municipal projects, and major oil and gas pipeline projects. Main products: electric actuators, pneumatic actuators.
Shanghai Speedometer Factory Co., Ltd. was established through the merger of Shanghai Instrument and Motor Factory (established in 1946) and Shanghai Speedometer Factory (established in 1958). Both factories specialize in providing speedometers and control motors for automated instruments nationwide. With extensive experience, superior products, and reliable product development and quality assurance systems, they cater to the needs of various industries for speedometers and instrument motors. Shanghai Instrument and Motor Factory's main products include AC/DC reducers, AC/DC servo motors, reversible motors, synchronous motors, and various stepping motors. These products are suitable for automated instruments, offices, packaging, food, printing, postal services, and mechanical automation devices, serving as driving or control elements for various electric and automated systems. Shanghai Speedometer Factory offers mechanical speedometers, electronic speedometers, intelligent instruments, standard speed generators, and speed sensors, divided into four main categories. They are suitable for industrial field monitoring, remote measurement, and high-precision measurements.

Shanghai Dahua Instrument Factory is a subsidiary of Shanghai Automation Instrument Co., Ltd. Established in 1925, the Dahua Instrument Factory has always been at the forefront of the domestic instrument industry. Our products are divided into four major series: industrial recorders, laboratory instruments, computer peripherals, and energy-saving instruments. The E-series recorders, DR patrol instruments, SP series plotting instruments, weighing indicators, weighing sensors, and static resistance strain gauges.
Shanghai Ziyi Instrument Co., Ltd. was originally the Electrical Instrument Department of Shanghai Automation Instrument Factory No. 1. The electrical instrument products from the former Shanghai Automation Instrument Factory No. 1 have all been transferred to "Ziyi Company" for production. Our main products include Q ammeters, voltmeters, frequency meters, wattmeters, high-resistance meters, timers, synchronization indicators, phase sequence indicators, and insulation monitors, featuring high precision, stable and reliable performance, light weight, good vibration resistance, and strong resistance to environmental and climatic conditions. In addition to standard panel installations, we also offer auxiliary devices for installation on mosaic panels. Our main product categories include DC current/voltage meters, AC current/voltage meters, single-phase/three-phase power meters, single-phase/three-phase power factor meters, single-phase/three-phase reactive power meters, frequency meters, high-resistance meters, synchronization meters, and remote temperature indication meters with transmitters.

Shanghai Yandong Instrument Factory is a manufacturer of two-way controllers. In 1998, the company restructured its assets and merged with the Fourth Automation Instrument Factory to establish Shanghai Pressure Instrument General Factory (provisional). The main product of Shanghai Yandong Instrument Factory is the two-way controller, which includes controlled physical parameters such as pressure, differential pressure, temperature, flow rate, density, vibration, pressure controllers, differential pressure controllers, and more. Due to its high stability and reliability, it is widely used in industrial process automation systems for automatic alarms, control, interlock protection, and logical protection. It is also used for two-way control of controlled parameters when matched with mechanical equipment.


Product Applications: Pumps, Dryers, Wastewater Treatment, Remote Monitoring, Process Automation Control Systems, Intelligent Control Systems, SCADA (Supervisory Control and Data Acquisition) Integrated Automation Systems, PLC Automation Control Systems, DCS Automation Control Systems, Servo Systems, Heat Exchange Station Control Systems, Dryer Control Systems, Process Automation Control, Distributed Control Systems, Programming Development Software, Industrial Automation, Servo Compensation Systems, Servo Stepper Control Systems, AC Servo Control Systems, Industrial Servo Control Systems, Servo Motor Control Systems, Servo Positioning Control Systems, Servo Motor Control Systems, PLC Servo Control Systems, Thermal Network Control, High and Low Voltage Integrated Electrical Automation Systems, Boiler PLC Control, WiFi-based Remote PLC Control, Power Failure Alarm Systems.
Shanghai Automatic Supplies: Pressure Sensors, HELM Pressure Sensors, Imported Pressure Sensors, Automated Pressure Sensors, High-Precision Pressure Sensors, High-Precision Pressure Transmitters, Digital Pressure Sensors, Pressure Sensors, Miniature Pressure Sensors, Small Pressure Sensors, Dynamic Pressure Sensors, High-Frequency Dynamic Pressure Sensors, Pulsating Pressure Sensors, Vacuum Sensors, Thin Film Vacuum Gauges, Vacuum Transmitters, Vacuum Pressure Sensors, Vacuum Pressure Transmitters, Absolute Pressure Sensors, High-Temperature Pressure Sensors, High-Temperature Pressure Transmitters, Corrosion-Resistant Pressure Sensors, Corrosion-Resistant Pressure Transmitters, Wind Pressure Sensors, Negative Pressure Sensors, Differential Pressure Sensors, Explosion-Proof Pressure Sensors, Explosion-Proof Pressure Transmitters, Level Sensors, Level Transmitters, Temperature Pressure Sensors, Intelligent Differential Pressure Sensors, Single Crystal Silicon Pressure Sensors, Single Crystal Silicon Differential Pressure Sensors, Differential Pressure Transmitters, Intelligent Digital Pressure Gauges, Digital Pressure Switches, Sanitary Diaphragm Pressure Sensors, Intelligent Wireless Pressure Sensors, Wireless Level Sensors, Wireless Temperature Sensors, HL Series Power and Environmental Monitoring Master System, etc., a range of automation control equipment.
Shanghai Automation: Power Transmitters, Shandong Pressure Transmitters, Atmospheric Pressure Transmitters - Intelligent Automation Control Equipment
Sensor Transmitters - Working Principle of Differential Pressure Transmitters, Voltage-Type Pressure Transmitters




































