エア・ウォーター・メカトロニクス株式会社　ST事業部 List of Products and Services

The FHK/FH flow sensor can accurately measure liquids in very small quantities, making it suitable for applications such as liquid formulation and mixing. It covers flow rates from 0.03 to 5 L/min in five different flow sizes. A magnet is attached to the rotor, which outputs a rectangular wave open pulse signal (NPN) proportional to the rotor's rotation. The linearity is ±2% across the entire flow range. Additionally, when combined with a dedicated flow display, it offers functions such as instantaneous and cumulative display, upper and lower limit alarm outputs, and more. For further details, please request documentation or download the catalog.

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The FM series flow sensor enables flow measurement of various liquids through material selection. By adopting the multi-stream principle, the structure is designed to apply uniform force to the rotor blades, ensuring high stability and a long lifespan. Flow measurement is possible up to 19 L/min. The output is a rectangular wave open collector output (NPN). For more details, please request documentation or download the catalog.

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Pressure range: 0 to 25 Pa to 0 to 2.5 kPa, 0 to ±25 Pa to 0 to ±2.5 kPa Accuracy: ±1% FS (±0.25% FS option) Compensation temperature: 5 to 65°C Operating temperature: -18 to 65°C Output: DC 0 to 5V, 4 to 20mA Power supply: Can be used with AC 24V and DC 24V. *For details, please contact us.

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The SS10/SS20 series is a digital manometer used for measuring and controlling liquid and corrosive gas pressures, featuring a stainless steel diaphragm semiconductor pressure sensor. It is available in tabletop and panel-mounted types, as well as built-in and external sensor options, allowing for selection based on the location and application of use. With a wide range of pressure options available, it can be integrated into various manufacturing, inspection, and automation equipment. It provides a fast response analog signal proportional to pressure, which can be used for continuous recording of fluctuating pressures or as a control signal for systems.

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Model 106F is a sensor that can measure low viscosity liquids from a low flow rate of 15 mL/min to a large flow rate of up to 50 L/min. It employs a Belton-type micro turbine wheel (patented), allowing for long-term accurate measurements with excellent reproducibility. The design is adapted for ultra-clean applications, ensuring no particle generation. The connection uses flare fittings to prevent fluid from entering the threaded parts. An electrical connection is provided with a 1.8 m cable, and the power supply and output can be selected based on the application.

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This product series is a sensor capable of measuring low-viscosity liquids from a low flow rate of 15 mL/min to a large flow rate of up to 50 L/min. It employs a Belton-type micro turbine wheel (patented) that enables long-term accurate measurements with excellent reproducibility. The design is adapted for ultra-clean applications, ensuring no particle generation. The connection uses flare fittings to prevent fluid from entering the threaded parts. For models U705/706, it is also possible to change to the Super 300 series (compatible with Nippon Pillar) as an option. The length of the electrical cable, power supply, and output can be selected from several options, making it easy to use for various applications.

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The U707/708 series is a sensor capable of measuring low-viscosity liquids from a small flow rate of 7 mL/min to a large flow rate of up to 10 L/min. It employs a Belton-type micro turbine wheel (patented) that allows for long-term accurate measurements with excellent reproducibility. The design is adapted for ultra-clean applications, ensuring no particle generation. The connection uses flare fittings to prevent fluid from entering the threaded parts. The length of the electrical cable, as well as power supply and output options, can be selected from several choices, making it easy to use for various applications.

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The U803/U804 series is a micro flow controller for low-viscosity liquids. There are five types available, with a minimum range of 7 to 50 mL/min and a maximum range of 100 to 1000 mL/min. The combination of a Belton-type micro turbine wheel (patented) and a proportional control valve enables excellent reproducibility and accurate flow control over the long term. It is designed for ultra-clean applications and generates no particles. The connection uses flare fittings, eliminating concerns about leaks. The length of the electrical cable, power supply, and output can be selected from several options, making it easy to use for various applications.

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The QPV series from Proportion Air employs a unique closed-loop control technology that provides accurate pressure proportional to the command input signal. The feedback signal from the pressure sensor is compared with the command input signal in the electronic circuit, driving two proportional valves to control and supply pressure proportional to the command input signal. This suppresses hunting and step-like pressure rise behavior, enabling smooth pressure control. It also allows for high-precision pressure control even at low flow rates. In the DQPV type, the supply pressure can be monitored directly.

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The Proportion Air's Mize Air Valve Controller enables significant energy savings and cost reductions for air-driven diaphragm pumps. It features a built-in microcontroller and operates on a DC 24V power supply. This innovative valve controller can save up to 50% of the air currently being consumed. Additionally, long-term use reduces wear on the pump's components, allowing for a substantial decrease in maintenance costs when using the pump.

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The Model 225 from Setra is a capacitive pressure sensor developed for special gas applications. It has a structure that is resistant to influences such as torque stress during piping, temperature changes due to low-temperature gas flow, and external high-frequency noise.

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The Setra model 224 is an ultra-clean sensor developed for monitoring and controlling special gases. The model 224 features a streamlined sensor chamber with a high purging effect, designed to achieve excellent stability even under conditions of instantaneous temperature changes caused by gas flow.

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The DMP331P can be used at media temperatures of up to 150°C or 300°C. Pressure is applied to the flash diaphragm and transmitted to the silicon cell using oil as the medium. The high-temperature model is equipped with heat dissipation fins, which cool the temperature transmitted to the silicon cell. The media temperature of 150°C is composed of two fins, while 300°C consists of three fins. The pressure range starts from a negative pressure of 0 to -100 kPa. The positive pressure side is covered in ten ranges from a low range of 0 to 10 kPa up to 4 MPa. The output signal can be selected from 0 to 10 VDC or 4 to 20 mADC. The filling oil can also be chosen based on the application. The pressure connection is made of SUS316L, making it compatible with most media. An intrinsically safe explosion-proof type is also available as an option.

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The SRH series is created by combining the long-established capacitance measurement technology of Setra Corporation with a unique ASIC. It achieves sensors that are highly resistant to contamination, have excellent long-term stability, and exhibit minimal drift. There are three types available: wall-mounted, duct insertion, and outdoor models. In particular, the wall-mounted type does not require any space other than for power extraction. The duct insertion and outdoor types are easy to assemble, allowing for the removal of the sensor probe while leaving the main unit and wiring intact, which reduces the time and cost for recalibration. Accuracy is available in three levels: 2%, 3%, and 5%, with long-term stability at 1% per year. The detection unit uses replaceable modules, making it easy to swap out in the field, and since all units are calibrated and shipped by computer, field calibration is unnecessary.

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Setra Corporation offers a wide range of pressure ranges from 0 to 25 Pa full scale, with accuracy options of ±0.25%, ±0.5%, and ±1% FS, allowing for selection based on application needs. An optional pressure display is also available. The output signal uses the common 4-20 mA standard. There is a DIN rail mount type available, making installation easy, and the wiring terminal block can be detached from the main unit, simplifying wiring work on-site. With the adoption of an internal stabilized power supply, it can be used with unstable power sources. To prevent wiring accidents, a reverse polarity protection circuit is built-in. The case is made from flame-retardant materials and has received UL-94-0 approval.

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The LMP331i from BD Corporation is a pressure sensor suitable for industrial applications that require high precision. It covers a pressure range from 0 to 17 kPa to 3.5 MPa with a rich selection of seven ranges. There are two measurement modes available: gauge pressure and absolute pressure, both capable of measuring with high precision of ±0.05% FS. Pressure is transmitted to the silicon cell through an oil medium applied to a flush diaphragm. The output from the silicon cell is temperature compensated and linearized for high precision output. The output signal can be selected from 0 to 10 VDC or 4 to 20 mADC. The pressure port is made of SUS316Ti, and the diaphragm is made of SUS316L, making it compatible with most media. An intrinsically safe explosion-proof type is also available as an option.

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DMK331 is a sensor with excellent corrosion resistance. It is designed with advanced electronic circuit technology and is compactly housed in a case. The pressure port uses PVDF, and the diaphragm is made of alumina ceramic. The compensation temperature range is -25 to 85°C, and it can be used with media at temperatures from -25 to 135°C. The measurement accuracy is ±0.25% FS, and the output signal can be selected from 0-10 VDC or 4-20 mA. There are three measurement modes available: gauge pressure, absolute pressure, and negative pressure. The protection rating is standard IP65, with an option for IP67. It complies with CE standards EN61326. An intrinsically safe explosion-proof type is also available as an option.

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The FHK PURE series flow sensor is compact and capable of measuring the flow of all types of liquids. It can measure flow rates from 0.048 to 5 L/min in six different flow sizes. A magnet is installed at the tip of the internal rotor, which outputs an open collector signal in the form of a rectangular wave proportional to the flow rate. The material used is PVDF, which has excellent chemical resistance and has a proven track record as a flow sensor embedded in food machinery. The operating temperature range is also wide, from -10 to 100°C, allowing it to be used not only for pure water but also for highly corrosive fluids. For more details, please request documentation or download the catalog.

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The FHKU-G-1/4-PVDF series flow sensor is compact and capable of measuring the flow of all types of liquids. It can measure flow rates from 0.044 to 10.8 L/min in six different flow sizes. A magnet is placed at the tip of the internal rotor, outputting an open collector signal in the form of a rectangular wave proportional to the flow rate. The material used is PVDF, which has excellent chemical resistance, and it has a proven track record as a flow sensor embedded in food machinery. The operating temperature range is also wide, from -10 to 100°C, allowing it to be used not only for pure water but also for highly corrosive fluids. For more details, please request documentation or download the catalog.

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The FHKU-100-G1/2-AR flow sensor is compact and capable of measuring the flow of all types of liquids. The flow range can measure from 3 to 26.69 L/min. A magnet is installed at the tip of the internal rotor, which outputs an open collector signal in the form of a rectangular wave proportional to the flow rate. The material used is polyester, which has excellent chemical resistance, and it has a rich track record as a flow sensor embedded in food machinery. The operating temperature range is from -10 to 65°C. For more details, please request documentation or download the catalog.

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The FHKU-G-1/4-AR series flow sensor is compact and capable of measuring the flow of all types of liquids. It can measure flow rates from 0.041 to 9.26 L/min in six different flow sizes. A magnet is installed at the tip of the internal rotor, which outputs an open collector signal in the form of a rectangular wave proportional to the flow rate. The material used is polyester, which is highly resistant to corrosion, and it has a proven track record as a flow sensor embedded in food machinery. The operating temperature range is from -10 to 65°C. For more details, please request documentation or download the catalog.

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The FHKU-100-G1/2-PVDF flow sensor is compact and capable of measuring the flow of all types of liquids. The flow range can measure from 3 to 26.69 L/min. A magnet is installed at the tip of the internal rotor, which outputs an open collector signal in the form of a rectangular wave proportional to the flow rate. The material used is PVDF, which has excellent chemical resistance, and it has a proven track record as a flow sensor embedded in food machinery. The operating temperature range is wide, from -10 to 100°C, and it can be used not only for pure water but also for highly corrosive fluids. For more details, please request documentation or download the catalog.

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Model 106 is a sensor that can measure low-viscosity liquids from a low flow rate of 15 mL/min to a large flow rate of 10 L/min. It employs a Belton-type microturbine wheel (patented) that enables long-term accurate measurements with excellent reproducibility. The design is adapted for ultra-clean applications, ensuring no particle generation. The standard connection uses PFA-type tube fittings. The sensor's power supply, output type, fitting size, and cable length can be selected according to various applications. Flare fittings are also available as an option.

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The ST/SS series features a double diaphragm structure made of SUS316L, offering excellent corrosion resistance and suitability for use with most gases and liquids. It is highly durable and includes a built-in temperature compensation circuit, making it suitable for use in harsh environments. The ST series offers a wide range of small gauge pressure options from 0 to 10 kPa up to 1000 kPa, with differential pressure options of ±10 kPa and ±100 kPa, and vacuum pressure ranging from 0 to -100 kPa. The SS series provides small shielded gauge pressure options with five pressure ranges from 0 to 3 MPa up to 35 MPa. It employs a flush diaphragm design, resulting in minimal dead space. The pressure connection features an O-ring seal structure, allowing for easy maintenance. Both series offer sensor outputs in voltage and current types, making them easy to combine with pressure display devices. Mass production has enabled low pricing, allowing them to be used for pressure measurement and control in various devices, as well as for embedded applications as pressure sensors.

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The SHV/SHI series features a double diaphragm structure made of SUS316L, with a fully welded construction in the wetted parts, providing excellent corrosion resistance and suitability for use with most gases and liquids, eliminating concerns about leaks. It also boasts high durability and includes a built-in temperature compensation circuit, making it suitable for use in harsh environments. Additionally, the output can be easily adjusted using trimmers for zero adjustment and span adjustment, facilitating calibration for long-term high-precision applications. Pressure modes available include gauge pressure, vacuum pressure, compound pressure, and absolute pressure. The wide pressure range from 0 to 20 kPa up to 2 MPa is covered by numerous pressure ranges, making it easy to select according to application needs. Sensor outputs are available in voltage and current types, allowing for easy combination with receiving pressure displays. Mass production has achieved low prices, making it suitable for pressure measurement and control in various devices, as well as for use as a pressure sensor.

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The SX/FX series is designed to be ultra-compact. The flash diaphragm structure made of SUS316L offers excellent corrosion resistance, making it suitable for use with chemical liquids and viscous fluids. It is highly durable and has a built-in temperature compensation circuit, allowing for use in harsh environments. The SX/FX series is available in gauge pressure, vacuum pressure, and differential pressure types. The pressure measurement range for gauge pressure is from 0 to 10 kPa to 1 MPa with an accuracy of ±0.5% FS, differential pressure ranges from ±100 kPa to -100 to 500 kPa with an accuracy of ±0.75% FS, and vacuum pressure ranges from 0 to -100 kPa with an accuracy of ±0.5% FS, offering a wide variety of options. Both types have sensor outputs available in voltage and current output types, making it easy to combine with receiving pressure displays. Mass production has enabled low pricing, allowing for use in pressure measurement and control for various devices, as well as for embedded pressure sensors.

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The SBV/SBI series is designed to be ultra-compact. The diaphragm is made of SUS316L, and the case is constructed entirely of welded SUS316, providing excellent corrosion resistance against gases and chemical liquids, and accommodating a wide range of pressure media. The diaphragm is made of SUS316L, which offers superior durability, and it includes a built-in temperature compensation circuit, allowing for use in harsh environments. The SBV/SBI series is dedicated to absolute pressure measurement. The pressure measurement range is from absolute pressure 0 to 50 kPa to 600 kPa, with a standard accuracy of ±0.5% FS. The sensor output is available in voltage type (1-5 VDC) and current output (4-20 mA DC), making it easy to combine with pressure display devices. Mass production has achieved low prices, allowing it to be used for pressure measurement and control in various devices, as well as for embedded applications as a pressure sensor. The pressure connection to the sensor uses a standard R1/4, making it easy to prepare.

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The BD company's LMK331 sensor is a sensor with excellent corrosion resistance. It is designed with advanced electronic circuit technology and compactly housed in a case. The pressure port uses PVDF, and the diaphragm is a capacitive pressure sensor made of alumina ceramic. The joint part is manufactured with a G3/4 connection, and the tip features a flush diaphragm structure with minimal dead volume. The compensation temperature range is -25 to 85°C, and it can be used with media at temperatures from -40 to 125°C. The measurement accuracy is ±0.5% FS, and the output signal can be selected from 0-10 VDC or 4-20 mA. The measurement mode is gauge pressure, with a low-pressure range of full scale 40 kPa to a high-pressure range of up to 2.5 MPa, and a rich pressure range of up to 6 MPa with a stainless steel diaphragm. The protection rating is standard IP65, with an option for IP67. CE compliance is EN61326, and an intrinsically safe explosion-proof type is also available as an option.

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The xact ci series is a pressure sensor with a display integrated into a corrosion-resistant design. It is designed with excellent electronic circuit technology and is compactly housed with a digital display. The pressure port uses PVDF, and the diaphragm is made of alumina ceramic, making it a capacitive pressure sensor. The connection part is made with G1/2, and the tip features a flush diaphragm with minimal dead volume. The compensation temperature range is -20 to 80°C, and it can be used with media at temperatures from -25 to 125°C. The measurement accuracy is ±0.2% FS, and the output signal can be selected from 0-10 VDC or 4-20 mA. The measurement mode is gauge pressure, with a wide range of pressure options available from a low-pressure range of full scale 6 kPa to 2 MPa. The protection rating is standard IP65, with an option for IP67. It complies with CE standards EN61326, and an intrinsically safe explosion-proof type is also available as an option.

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The XMP ci series is a digital display integrated pressure sensor with excellent corrosion resistance. It is designed with advanced electronic circuit technology and is compactly housed with a digital display. The pressure port uses PVDF, and the diaphragm is made of alumina ceramic, making it a capacitive pressure sensor. The connection part is manufactured with a G1/2 fitting, and the tip features a flush diaphragm with minimal dead volume. The compensation temperature range is -20 to 80°C, and it can be used with media temperatures from -25 to 125°C. The measurement accuracy is ±0.2% FS, and the output signal can be selected from 0-10 VDC or 4-20 mA. The measurement mode is gauge pressure, with a wide range of pressure options available from a low-pressure range of full scale 6 kPa to 2 MPa. The protection rating is standard IP65, with an option for IP67. It complies with CE standards EN 61326 and features standard HART communication functionality.

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The low-pressure generating hand pump LPG100 is a compact and lightweight hand pump that can be used for inspecting and calibrating ultra-low pressure measurement devices, such as differential pressure sensors, in locations or workspaces without a pressure source. It can generate pressures of up to ±10 kPa by rotating the handle. When combined with the stabilizer STB100, it reduces the pump's pressure to the micro-pressure range and improves the resolution to 0.1 Pa, making it easy to generate pressures of up to ±1 kPa. Its structure prevents rapid changes in generated pressure, allowing for safe calibration of differential pressure devices. Additionally, the pump, stabilizer, and associated piping can be compactly stored in a carrying case, making transportation to the site and organization on shelves easy.

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The low-pressure generation hand pump LPG100 is a compact and lightweight hand pump that can be used for inspecting and calibrating ultra-low pressure measurement devices, such as differential pressure sensors, in locations or workspaces without a pressure source. It can generate pressures of up to ±10 kPa by rotating the handle. When combined with the stabilizer STB100, it reduces the pump's pressure to the micro-pressure range while improving the resolution to 0.1 Pa, making it easy to generate pressures of up to ±1 kPa. Since the generated pressure cannot be changed abruptly, it allows for the safe calibration of differential pressure devices. Additionally, the pump, stabilizer, and associated piping can be compactly stored in a carrying case, making transportation to the site and organization on shelves easy.

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The LPM100 is used as a pressure reference instrument when calibrating low-pressure and micro-pressure measuring devices and sensors. It incorporates the high-precision capacitive micro differential pressure sensor M239 from Setra, which has a rich track record and excellent long-term stability. The reference pressure and the output of the sensors or pressure gauges being measured are displayed and measured on two displays. Pressure and output can be simultaneously held at any point through manual operation or a remote control box, enabling pressure measurement at desired points. The output of the measuring sensor can accommodate both voltage and current, which can be switched using a toggle switch. Additionally, the separately sold LPG100 hand pump for generating low pressure can produce pressures up to ±10 kPa. By using the stabilizer STB100 for generating micro pressures, the pressure generation can be changed to ±1 kPa, allowing for stabilization of pressure with a resolution of 0.1 Pa. Using the LPG100 and STB100 together enables calibration work to be performed in a more stable pressure environment. A carrying case for storing the LPG100 and STB100 is also available, allowing for compact storage of the device and associated piping fittings.

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The SA-323 series can be used with most pressure sensors, including our company's 3-wire and 4-wire pressure sensors, as well as commercially available pressure sensors. It is manufactured in a standard size of H48 × W96, and the panel meter power supply is AC-free. The sensor power supply can also have a specified voltage built-in, making it easy to use pressure sensors. The measurement accuracy is ±0.1% red, and the sampling speed can be set arbitrarily. The standard alarm is equipped with two C contact relays. Up to two additional A contacts and eight NPN open collector outputs can be added, allowing for easy design of various pressure control systems. The output signal from the panel meter can also be selected arbitrarily, enabling connection with most instrumentation devices. Additionally, digital output can be selected as RS-485.

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The AW5641 totalizer/instantaneous flow rate indicator operates on an AC-free power supply and uses an NPN open collector pulse input, making it compatible with sensors that output pulses. The indicator has a built-in power supply for the sensor, allowing for the measurement of instantaneous flow rate and total flow. The display unit time can be set arbitrarily to hourly/minutely/secondly.

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The SP-244 integrator/instantaneous flow rate indicator operates on a DC 24V power supply and employs an NPN open collector pulse input, making it compatible with sensors that output pulses. The indicator has a built-in power supply for the sensor, allowing for the measurement of instantaneous flow rate and cumulative flow rate. The display time unit can be set arbitrarily to hourly/minutely/secondly.

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The ST/Ti series features a double diaphragm structure using titanium in the diaphragm, offering excellent corrosion resistance and suitability for most gases and liquids. It is highly durable and includes a built-in temperature compensation circuit, making it capable of use in harsh environments. The ST/Ti series offers a wide range of small gauge pressure options from 0 to 20 kPa up to 1000 kPa, with differential pressure options of ±10 kPa and ±100 kPa, and vacuum pressure ranging from 0 to -100 kPa. The connection fitting adopts R1/4, allowing for easy connection to various pressure piping systems. The sensor output is available in both voltage and current types, making it easy to combine with pressure display devices. Thanks to mass production, it is available at a low price, making it suitable for pressure measurement and control in various devices, as well as for use as a pressure sensor.

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The SMT series is a waterproof model equipped with a terminal box for pressure sensors. It features an IP67 waterproof structure, making it suitable for outdoor use exposed to wind and rain. The sensor body is made of SUS316, and the sensor diaphragm uses a double diaphragm structure made of SUS316L, providing excellent corrosion resistance and compatibility with most gases and liquids. It is highly durable and includes a built-in temperature compensation circuit, allowing for use in harsh environments. The pressure range is available from 0 to 20 kPa up to 2 MPa, with a differential pressure of ±100 kPa and a vacuum pressure range of 0 to -100 kPa, offering a wide variety of options for various applications. The sensor output is a current output type of DC 4-20 mA, which can be easily combined with commercially available pressure display devices. Sayama Trading also offers scaling DPM. With mass production, we have achieved low prices, making it suitable for embedded use in pressure measurement and control for various devices and equipment.

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The MacMillan Company's Mass Flow Meter 50 series covers a measurement range of 0 to 20 sccm/min for small flow rates to 0 to 500 SL/min for large flow rates, with a measurement accuracy of ±1.5% FS across 14 different ranges, for clean and dry gases. The flow detection sensor employs a thermal mass flow sensor (patented) to achieve minimal zero drift, providing excellent long-term stability, reproducibility, and fast response. All models are traceable to NIST. Depending on the application, it is possible to select materials for the main body, fittings, electrical connections, power voltage, and more, allowing for compatibility with various applications. Furthermore, models 50D/50SD feature a linear DC output of 0 to 5V corresponding to flow rates and measure and display instantaneous flow with a 3-1/2 digit readout.

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The Model U709 series is a flow sensor that covers five measurement ranges for corrosive liquids, from a low flow rate of 7 mL/min to approximately 1000 mL/min. It is capable of accurately measuring liquids in both intermittent and continuous operation. It can detect liquids with a pump discharge time of 500 msec and a discharge volume starting from 1 mL. The wetted parts are made of Teflon, Kalrez, and sapphire. The sensor employs a Pelton-type micro-turbine wheel (patented), making it suitable for ultra-clean applications. It generates no particles, achieves excellent reproducibility, and allows for accurate long-term measurement of corrosive chemicals and solvents. The pressure connection uses a flare-type fitting for easy connection, designed to prevent fluid from entering the threaded area. An 1.8 m cable is included for electrical connection. Power supply and output options can be selected from several choices, allowing for use in various applications.

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The BD Corporation's high-precision submersible level gauge LMK382H series offers measurement ranges from 0 to 10 meters and 0 to 100 meters. The sensor element uses a capacitive ceramic sensor, and the housing is made of SUS316L, making it suitable for measuring water levels in open tanks and wells. The compensation temperature range is -20 to 80°C. The measurement accuracy is ±0.1% FS, and the output signal is 4 to 20 mA. It features high precision and excellent long-term stability, with HART communication as standard. An intrinsically safe explosion-proof type is also available as an option.

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● OEM models available at low prices ● Ceramic diaphragm with excellent corrosion resistance ● Compact and ideal for integration ● Hydraulic measurement for construction machinery and automobiles

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● OEM models that can be offered at low prices ● Usable with oxygen gas as it is not filled with silicone oil ● No elastomer seals used, making it ideal for refrigerant pressure measurement due to a wide operating temperature range ● Hydraulic measurement for construction machinery and automobiles

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LMP307 has an option for intrinsic safety explosion-proof design, making it suitable for applications in areas with a high risk of explosion. The wetted parts made of SUS316L and the optional welded structure provide excellent corrosion resistance, allowing it to be used with various gases and liquids, thereby reducing the risk of leaks.

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BD Corporation's digital level gauge / equipped with RS485 Modbus RTU DCL531 series ● Accuracy: ±0.25 % FSO ● Maximum current consumption 10mA ● Various ranges from 0 to 1m to 0 to 250m ● Communication protocol Modbus RTU ● Supports up to 247 level gauges in the system

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