Produkty dla instrumenty (87)

The series 25 pressure transmitters with a front-flush separating diaphragm are designed for industrial applications and are supplied with a G1/2" or G3/4" male pressure port. They are based on a fully analog circuit. Pressure Ranges:0…0,2 to 0…1000 bar Accuracy:±0,5 %FS Total Error Band:±4,0 %FS @ -10…80 °C Interfaces:4…20 mA, 0…10 V Temperature Range:-40…100 °C Pressure-resistant encapsulation:Serie 23Ed

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19"-4HE-PC für Visualisierung Art. Nr.: 141946 Merkmale Steckplätze PCIe PCIe 5 Schnittstellen LAN, USB, PS/2 LAN 2 USB 8 PS/2 1 Grafik Schnittstelle DP

The highly dynamic and compact 21PHB pressure transmitter is suitable for use in liquids and gases, and can process pressure changes with a bandwidth of 20 kHz. This is achieved by means of the continuous analog signal that is adjusted by a digital circuit in real time and is amplified to a standardised 0...10V signal. The miniature sensor head with a fine M6 thread can withstand temperatures of up to 100 °C and is overload-proof up to a magnitude of four times the measuring range. Pressure Ranges:0…10 to 0…600 bar Total Error Band:±0,5%FS @ -10…80 °C Interfaces:0…10 V Special characteristics:20kHz bandwidth Homologation:none

The compact pressure transmitters of the 21PY series with 0,5...4,5V output have a diameter of just 15 mm and weigh in at less than 20 g. The sophisticated compensation circuit makes it possible to specify a narrow total error band. Pressure Ranges:0…10 to 0…600 bar Accuracy:±0,25 %FS Total Error Band:±0,7 %FS @ -10…80 °C Interfaces:0,5…4,5 V Temperature Range:-20…100 °C Special characteristics:Small and lightweight Homologation:none

The pressure transmitters of the 21Y series have no internal seal and a high insulation voltage of 300 VDC, and are extremely resistant to environmental influences. The sophisticated compensation circuit makes it possible to specify a narrow total error band. A wide range of pressure connections and electrical connections are available to choose from. Pressure Ranges:0…2 to 0…1000 bar Accuracy:±0,5 %FS Total Error Band:±1,5 %FS @ -10…80 °C Interfaces:4…20 mA, 0…10V Temperature Range:-40…100°C

The programmable pressure switches of the 22-PS series are encased in a compact yet robust steel housing and are available with PNP or NPN wiring. The pressure switches can be supplied pre-configured at the customer's request. With the aid of the dV22-PP programming unit (available for purchase separately), the two switch outputs can be programmed at any time to be normally closed or normally open at a range of switching points with a window or hysteresis function. Pressure Ranges:0…4 to 0…400 bar Total Error Band:±2,0 %FS @ 0…80 °C Interfaces:0,5…4,5 V, 2 switch outputs Special characteristics:Programmable pressure switch Homologation:none

The front-flush pressure transmitters of the 35X series use digital compensation with a mathematical model to achieve exceptional accuracy of 0,05 %FS – in the temperature range from 10 to 40 °C, this value even corresponds to the total error band. In addition to the digital RS485 interface, the X-line transmitters have a rangeable, analog current or voltage output. Pressure Ranges:0…0,3 to 0…1000 bar Accuracy:±0,05 %FS Total Error Band:±0,1 %FS @ -10…80 °C Interfaces:RS485, 4…20 mA, 0…10 V Temperature Range:-40…120 °C

The pressure transmitters of the 33X series use digital compensation with a mathematical model to achieve exceptional accuracy of 0,05 %FS – in the temperature range from 10 to 40 °C, this value even corresponds to the total error band. Additional measurements and selections can optionally be used to achieve a precision (and also, if calibrated in an accredited test laboratory, an accuracy) of 0,01 %FS. In addition to the digital RS485 interface, the X-line transmitters have a rangeable, analog current or voltage output. Pressure Ranges:0…0,3 to 0…1000 bar Accuracy:±0,05 %FS Total Error Band:±0,1 %FS @ -10…80 °C Interfaces:RS485, 4…20 mA, 0…10 V Temperature Range:-40…120 °C

The pressure transmitters of the 7LD series use the chip-in-oil technology developed by KELLER, uniting a pressure measuring cell, digital temperature compensation and signal processing in a compact housing made of stainless steel or Hastelloy. The transmitters are extremely resistant to environmental influences and delivery highly accurate measurement results as a digital output signal. The I2C interface and the low supply voltages make it easy to integrate in microcontroller-based systems. The extremely low power consumption is ideal for battery-operated devices. The D line is perfect for IoT solutions. Pressure Ranges:0…3 to 0…200 bar Accuracy:±0,15 %FS Total Error Band:±0,7 %FS @ -10…80 °C Interfaces:I2C Dimensions:⌀ 15 mm x 5 mm

The pressure transducers of the 6L series have a small and compact design, making them ideally suited to OEM applications with limited installation space. The metal diaphragm is welded on front-flush and gap-free, separating off the piezoresistive pressure sensor, which is made of silicon, from the measuring medium. Every pressure transducer is measured over the entire pressure and temperature profile and is supplied with a detailed calibration sheet. Pressure Ranges:0…10 to 0…200 bar Accuracy:±0,5 %FS Long Term Stability:±0,35 %FS Dimensions:⌀ 13 mm x 4,5 mm Temperature Range:-10…80 °C

The pressure transducers of the 4L series are piezoresistive pressure sensors, isolated encapsulated in oil-filled metal housings. The flush separating membrane is laser welded without gaps. Each pressure transducer is measured via pressure and temperature and delivered with a detailed calibration sheet. Pressure Ranges:0…10 to 0…200 bar Accuracy:±0,5 %FS Long Term Stability:±0,5 %FS Dimensions:⌀ 11 mm x 4,2 mm Temperature Range:-10…80 °C

The pressure transducers of the 8L series have a compact, robust housing made of stainless steel, giving them excellent long-term stability for a range of OEM applications. The metal diaphragm is welded on front-flush and gap-free, separating off the piezoresistive pressure sensor, which is made of silicon, from the measuring medium. Every pressure transducer is measured over the entire pressure and temperature profile and is supplied with a detailed calibration sheet. Pressure Ranges:0…0,2 to 0…200 bar Accuracy:±0,5 %FS Long Term Stability:±0,2 %FS Dimensions:⌀ 17 mm x 7 mm Temperature Range:-40…125 °C

The series 23 pressure transmitters are designed for industrial applications and are based on the highly stable pressure transducers of the 10L series and a fully analog circuit. Thanks to its modular concept, this series can be flexibly adapted to customer-specific pressure connections and connector plugs. Pressure Ranges:0…0,2 to 0…1000 bar Accuracy:±0,5 %FS Total Error Band:±4,0 %FS @ -10…80 °C Interfaces:4…20 mA, 0…10 V Temperature Range:-40…100 °C Pressure-resistant encapsulation:Serie 23Ed

The pressure transmitters of the 7LHPD series for high pressure applications use the chip-in-oil technology developed by KELLER, uniting a pressure measuring cell, digital temperature compensation and signal processing in a compact housing made of stainless steel or Inconel. The transmitters are extremely resistant to environmental influences and delivery highly accurate measurement results as a digital output signal. The I2C interface and the low supply voltages make it easy to integrate in microcontroller-based systems. The extremely low power consumption is ideal for battery-operated devices. The D line is perfect for IoT solutions. Pressure Ranges:0…400 to 0…1000 bar Accuracy:±0,15 %FS Total Error Band:±1,0 %FS @ -10…80 °C Interfaces:I2C Dimensions:⌀ 15 mm x 8 mm Intrinsic safety:Series 7LDEi

The differential pressure transmitters of the PD-33X series are suitable for 'wet/wet' applications. They have a single silicon diaphragm in their interior, which is pressurised from both sides and measures the pressure difference directly. This design enables them to measure small pressure differences even at an extremely high line pressure. The transmitters use digital compensation with a mathematical model to achieve exceptional accuracy of 0,05 %FS – in the temperature range from 10 to 40 °C, this value even corresponds to the total error band. Pressure Ranges:0…3 to 0…30 bar Accuracy:±0,05 %FS Total Error Band:±0,1 %FS @-10…80 °C Line pressure:200 bar / 600 bar Interfaces:RS485, 4…20 mA, 0…10 V Special characteristics:Classic 'wet/wet'

The differential pressure transmitters of the PD-39X series measure the pressure difference indirectly using two absolute pressure sensors. The dual-sensor design with numerical differential formation also outputs the line pressure values via the digital RS485 interface and guarantees a high overload resistance. The additional analog current or voltage output is primarily used to output the differential pressure range, which is freely rangeable within the line pressure range. Pressure Ranges:0…3 to 0…300 bar Accuracy:±0,05 %FS Total Error Band:±0,1 %FS @-10…80 °C Line pressure:0…3 to 0…300 bar Interfaces:RS485, 4…20 mA, 0…10 V Special characteristics:Line pressure measurement

The capacitive pressure transmitters of the 41X series are designed for measuring relative pressure values in the mbar and µbar range. They use digital compensation with a mathematical model to achieve an accuracy of 0,1 %FS – in the temperature range from 10 to 40 °C, this value even corresponds to the total error band. In addition to the digital RS485 interface, the X-line transmitters have a rangeable analog current or voltage output. Pressure Ranges:0…1 to 0…200 bar Accuracy:±0,15 %FS Total Error Band:±0,7 %FS @ -10…80 °C Interfaces:I2C Temperature Range:-40…110 °C Dimensions:⌀ 19 mm x 5 mm

The front-flush pressure transmitters of the 35X-Ei series use digital compensation with a mathematical model to achieve exceptional accuracy of 0,05 %FS – in the temperature range from 10 to 40 °C, this value even corresponds to the total error band. In addition to the digital RS485 interface, the X-line transmitters have a rangeable, analog current or voltage output. Intrinsically safe – suitable for use in explosive atmospheres. Pressure Ranges:0…0,3 to 0…1000 bar Accuracy:±0,05 %FS Total Error Band:±0,1 %FS @ -10…80 °C Interfaces:RS485, 4…20 mA, 0…10 V Temperature Range:-40…120 °C

These low-cost miniature pressure transducers have been specially developed for very rapid hydrodynamic and aerodynamic in situ pressure measurements. The 2Mi sensors are available in a variety of housing designs and can simply be stuck on at the desired location. Despite its miniature design, the sensor chip is protected against external influences by a steel housing and a silicone elastomer coating. It can also be used in liquids. Pressure Ranges:0…1 to 0…400 bar Accuracy:±0,5 %FS Pressure Connection:Elastomer coating Dimensions:⌀ 4,5 mm x 3 mm Temperature Range:-20…80 °C

The high-pressure transducers of the 10LHP series have a robust housing made of stainless steel, giving them optimum long-term stability for a range of OEM applications. The metal diaphragm is welded on front-flush and gap-free, separating off the piezoresistive pressure sensor, which is made of silicon, from the measuring medium. Every pressure transducer is measured over the entire pressure and temperature profile and is supplied with a detailed calibration sheet. Pressure Ranges:0…200 to 0…1000 bar Long Term Stability:±0,25 %FS Dimensions:⌀ 19 mm x 15 mm Temperature Range:-20…100 °C Material:Steel 1.4435

The LPX low-pressure calibrator is a high-precision calibration instrument for pressures between -0,85 bar and 10 bar (after taring to ambient pressure). The functional calibrator is supplied in a sturdy carrying case and pressure can be quickly generated manually. It is therefore ideal for use in the field. The pressure is measured by the integrated LEX1 manometer and output both on the display and via the RS485 interface. Additional functions such as zero point resetting, peak and trough pressure value indication and leak measurement make it even easier to take measurements. Pressure Ranges:-0,85…10 bar Accuracy:0,05 %FS Interfaces:RS485 Display:5-digit LCD display Special characteristics:For air pressure

The DCX-22AA-CTD data loggers measure conductivity and temperature as well as pressure, along with the depth of bodies of water. They compensate for the air pressure using an additional, water-tight absolute pressure sensor with a stainless steel separating diaphragm. Unlike gauge pressure systems with a capillary tube, this system is completely resistant to moisture and can therefore be immersed. Thanks to their long-life battery, they can keep recording measurement results for years (up to 10 years at a rate of one measurement per hour). The logger can be configured using the supplied software (measurement interval, incident management, delayed measurement start etc.) and data that has been read can be displayed in a graph or chart, corrected using air pressure values, converted into fill levels or other units, and exported. Pressure Ranges:0…10 to 0…100 mH2O Total Error Band:± 0.1% FS @ -10 ... 40 ° C Reading capacity:114'000 measuring points Dimensions:ø 22 mm Special characteristics:Additional conductivity measurement

The differential pressure transmitters of the PD-23 series are designed for industrial applications and are supplied with a G1/4 internal thread as standard. They are based on a fully analog circuit. The PD-23 transmitters have a single silicon diaphragm in their interior, which is pressurised from both sides and measures the pressure difference directly. This design enables them to measure tiny pressure differences even at an extremely high line pressure. Pressure Ranges:0…0,2 to 0…20 bar Accuracy:±0,5 %FS Total Error Band:±4,0 %FS @ -10…80 °C Line pressure:200 bar Interfaces:4…20 mA, 0…10 V Special characteristics:Classic 'wet/wet' Temperature Range:-40…100 °C

The pressure transmitters of the 4LD-Ei series use the chip-in-oil technology developed by KELLER, uniting a pressure measuring cell, digital temperature compensation and signal processing in a compact housing made of stainless steel or Hastelloy. The transmitters are extremely resistant to environmental influences and delivery highly accurate measurement results as a digital output signal. The I2C interface and the low supply voltages make it easy to integrate in microcontroller-based systems. The extremely low power consumption is ideal for battery-operated devices. The D line is perfect for IoT solutions. Intrinsically safe – suitable for use in explosive atmospheres. Pressure Ranges:0…3 to 0…200 bar Accuracy:±0,15 %FS Total Error Band:±0,7 %FS @ 0…50 °C Interfaces:I2C Dimensions:⌀ 11 mm x 4,2 mm

The HPX high-pressure calibrator is a high-precision calibration instrument for pressures between 0 bar and 700 bar. The functional calibrator is supplied in a sturdy carrying case and pressure can be quickly generated manually. It is therefore ideal for use in the field. The pressure is measured by the integrated LEX1 manometer and is both shown on the display and output via the RS485 interface. Additional functions such as zero point resetting, peak and trough pressure value indication and leak measurement make it even easier to take measurements. Pressure Ranges:0…700 bar Accuracy:0,05 %FS Interfaces:RS485 Display:5-digit LCD display Special characteristics:For hydraulic oil

These catheters are suitable for research and laboratory applications. Different sizes (4F to 8F) and modular design allow any sequence of sensor chips. Pressure Ranges:-0,5…0,5 bar Accuracy:±0,5 %FS Pressure Connection:4F / 5F / 6F / 8F Dimensions:⌀ 1,33…2,67 mm Temperature Range:20…40 °C

The DCX-22AA data loggers compensate for changes in air pressure by means of a separate, water-tight absolute pressure sensor with a stainless steel separating diaphragm. Unlike gauge pressure systems with a capillary tube, this system is completely resistant to moisture and can therefore be immersed. Thanks to their long-life battery, they can keep measuring the water level, water pressure and temperature for years (up to 10 years at a rate of one measurement per hour). The logger can be configured using the supplied software (measurement interval, incident management, delayed measurement start etc.) and data that has been read can be displayed in a graph or chart, corrected using air pressure values, converted into fill levels or other units, and exported. Pressure Ranges:0…5 to 0…10 mH2O Total Error Band:±0,1 %FS @ -10…40 °C Reading capacity:57'000 measuring points Dimensions:ø 22 mm Special characteristics:With integrated barometer

The high-temperature pressure transmitters of the 35XHTC series can be used at media temperatures of up to 300 °C. The remote electronics are designed for temperatures of up to 120 °C. They use digital compensation with a mathematical model to achieve an accuracy of 0,5 %FS – in the temperature range from 10 to 40 °C, this value even corresponds to the total error band. In addition to the digital RS485 interface, the X-line transmitters have a rangeable, analog current or voltage output. The standard model of the 35XHTC series has a G1/2 thread as pressure connection. Pressure Ranges:0…3 to 0…1000 bar Accuracy:±0,05 %FS Total Error Band:±0,5 %FS @ 20…300 °C Interfaces:RS485, 4…20 mA, 0…10 V Temperature Range:0…300 °C

The pressure transducers of the PD-10LHP series have been developed to measure differential pressure. These OEM pressure transducers have a single silicon diaphragm in their interior, which is pressurised from both sides and measures the pressure difference directly. This design enables them to measure tiny pressure differences even at an extremely high line pressure. Pressure Ranges:0…0,1 to 0…30 bar Line Pressure:600 bar Accuracy:±0,25 %FS Long Term Stability:±0,15 %FS Dimensions:⌀ 19 mm x 35 mm Temperature Range:-40…125 °C