Produkty dla instrumenty (120)

The pressure transducers of the 9L series have a compact, robust housing made of stainless steel, giving them outstanding 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:±0,25 %FS Long Term Stability:±0,2 %FS Dimensions:⌀ 19 mm x 5 mm Temperature Range:-40…125 °C

The pressure transmitters of the 9LD-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…1 to 0…200 bar Accuracy:±0,15 %FS Total Error Band:±0,7 %FS @ -10…80 °C Interfaces:I2C Dimensions:⌀ 19 mm x 5 mm Temperature Range:-40…110 °C

The differential pressure transmitters of the PD-39X-Ei 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. Intrinsically safe – suitable for use in explosive atmospheres. Pressure Ranges:0…3 to 0…300 bar Accuracy:±0,05 %FS Total Error Band:±0,1 %FS @ -10…80 °C Temperature Range:-40…90 °C Line pressure:0…3 to 0…300 bar Interfaces:RS485, 4…20 mA, 0…10 V Special characteristics:Line pressure measurement

The 9FLC series is a special version of the 9LC pressure transmitter. The flanged housing can be mounted using an O-ring or welded on. As with all C-line products, the chip-in-oil technology developed by KELLER is used here, 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 deliver highly accurate measurement results as an analog, ratiometric 0,5...4,5V output signal over a temperature range of -40 °C to 150 °C. Pressure Ranges:0…1 to 0…50 bar Accuracy:±0,25 %FS Total Error Band:±0,8 %FS @ -10…80 °C Interfaces:0,5…4,5 V ratiom Dimensions:⌀ 17 mm x 5,5 mm

The pressure transmitters of the 6LHPD 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:⌀ 13 mm x 8 mm

The front-flush pressure transmitters of the 35X-Ed 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-proof housing – 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

The pressure transmitters of the 7LC series use the chip-in-oil 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 deliver compensated measurement results as an analog, ratiometric 0,5...4,5V output signal over a wide temperature range. Pressure Ranges:0…2 to 0…200 bar Accuracy:±0,25 %FS Total Error Band:±1,0 %FS @ -10…80 °C Interfaces:0,5…4,5 V ratiom Dimensions:⌀ 15 mm x 5 mm

The ultra-fast M8coolHB pressure transmitter can process pressure changes with a bandwidth of 50 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 M8 thread can withstand temperatures of up to 1000 °C with suitable cooling, is overload-proof up to a magnitude of five times the measuring range, and is also resistant to vibrations. Pressure Ranges:0…3 to 0…30 bar Accuracy:±0,1 %FS Total Error Band:±1,0 %FS @ -40…180 °C Interfaces:0…10 V Temperature Range:-50…1000 °C

The 9FLD-Ei series is a special version of the 9LD-Ei pressure transmitter. The flanged housing can be mounted using an O-ring or welded on. As with all D-line products, the chip-in-oil technology developed by KELLER is used here, uniting a pressure measuring cell, digital temperature compensation and signal processing in a compact housing made of stainless steel or Hastelloy.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…1 to 0…30 bar Accuracy:±0,15 %FS Total Error Band:±0,7 %FS @ -10…80 °C Interfaces:I2C Dimensions:⌀ 17 mm x 5,5 mm

The DCX-38 data loggers are designed for water level measurements with a high resolution in the mbar range. They can detect water levels with a total error band of just 1 mm (measuring range 0,5 m water column, compensated temperature range -10...40 °C). 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, converted into fill levels or other units, and exported. Pressure Ranges:0…0,5 to 0…3mH2O Total Error Band:±0,2 %FS @ -10…40 °C Reading capacity:57'000 measuring points Dimensions:ø 38 mm Special characteristics:Capacitive sensor

The pressure transmitters of the 21C series with ratiometric 0,5...4,5V output combine chip-in-oil measuring cells with conventional electrical connections and pressure connections, making them ideal for industrial use. The transmitters are extremely resistant to environmental influences and deliver accurate measurement results over a temperature range of -40 °C to 125 °C. Pressure Ranges:0…2 to 0…1000 bar Accuracy:±0,25 %FS Total Error Band:±1,5 %FS @ -10…80 °C Interfaces:0,5…4,5V ratiom Temperature Range:-40…125 °C

The pressure transducers of the 9FL series have a compact, robust housing made of stainless steel, giving them outstanding 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. The additional flange on the housing means that it can be welded to another housing, or an axial seal can be used. 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:±0,25 %FS Long Term Stability:±0,2 %FS Dimensions:⌀ 17 mm x 5,5 mm Temperature Range:-40…125 °C

The 22DT series has been specially developed for use in bivalent vehicles (volume flow measurement when running on natural gas) and is homologated for the automotive industry. However, it also has other industrial applications. The NTC or PT temperature sensor located directly beneath the steel diaphragm reacts more quickly to temperature changes thanks to its special design. The pressure transmitters are protected against electromagnetic fields up to 200 V/m and output the measured values as a ratiometric 0,5...4,5V analog signal. The connections of the temperature sensor are fed out directly. Pressure Ranges:0…14 bar Total Error Band:±2,0 %FS @ 0…90 °C Interfaces:0,5…4,5 V ratiom Special characteristics:With temperature sensor Homologation:E4-110R, E4-10R

The pressure transducers of the 7L 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…5 to 0…200 bar Accuracy:±0,5 %FS Long Term Stability:±0,25 %FS Dimensions:⌀ 15 mm x 5 mm Temperature Range:-20…100°C

The pressure transmitters of the 6LHPD-Ei 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. Intrinsically safe – suitable for use in explosive atmospheres. Pressure Ranges:0…400 to 0…1000 bar Accuracy:±0,15 %FS Total Error Band:±1,0 %FS @ -10…80 °C Interfaces:I2C Dimensions:⌀ 13 mm x 8 mm

The high-pressure transducers of the 6LHP 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 Accuracy:±0,5 %FS Long Term Stability:±0,25 %FS Dimensions:⌀ 13 mm x 8 mm Temperature Range:-20…100 °C Material:Steel 1.4435

The capacitive pressure transmitters of the 41X-Ei 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. Intrinsically safe – suitable for use in explosive atmospheres. Pressure Ranges:0…0,03 to 0…0,3 bar Accuracy:±0,1 %FS Total Error Band:±0,2 %FS @ 10…50 °C Interfaces:RS485, 4…20 mA, 0…10 V Temperature Range:-20…80 °C

The high-pressure transmitters of the 6LHPC 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 Inconel. The transmitters are extremely resistant to environmental influences and deliver compensated measurement results as an analog, ratiometric 0,5...4,5V output signal over a wide temperature range. Pressure Ranges:0…200 to 0…1000 bar Accuracy:±0,25 %FS Total Error Band:±0,8 %FS @ -10…80 °C Interfaces:0,5…4,5V ratiom Dimensions:⌀ 13 mm x 8 mm

The series 25-Ed 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-proof housing – suitable for use in explosive atmospheres. Pressure Ranges:0…0,5 to 0…1000 bar Accuracy:±0,05 %FS Total Error Band:±4,0 %FS @ -10…80 °C Interfaces:4…20 mA, 0…10 V Temperature Range:-40…100 °C

The series 21DC RFID combines the digital and extremely robust D-line pressure transmitters and data logger electronics with an RFID interface. The built-in battery has a lifespan of 5 to 10 years. The pressure and temperature values are each saved as a pair of numbers in the memory. Instantaneous values and saved data can still be read if the battery is flat, because power is supplied by the reader. Pressure Ranges:0…3 to 0…1000 bar Accuracy:±0,15 %FS Total Error Band:±0,7 %FS @ -10…80 °C Interfaces:RFID Special characteristics:Data logger with battery Reading capacity:32'000 measurement pairs

The pressure transmitters of the 23SY-Ei series are designed for elevated requirements in industrial applications. Thanks to its modular concept, this series is highly flexible and makes it possible to realise customer-specific requirements in very little time. The sophisticated compensation circuit makes it possible to specify a narrow total error band. Intrinsically safe – suitable for use in explosive atmospheres. Pressure Ranges:0…0,1 to 0…1000 bar Accuracy:±0,25 %FS Total Error Band:±0,7 %FS @ -10…80 °C Interfaces:4…20 mA, 0…10 V Temperature Range:-40…100 °C

The pressure transducers of the 10L 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. Accuracy:±0,25 %FS Long Term Stability:±0,15 %FS Dimensions:⌀ 19 mm x 15 mm Temperature Range:-40…125 °C

The low-cost OEM pressure transducers of the 6M series are based on a piezoresistive measuring cell with a brazed metal diaphragm in a brass housing. Pressure Ranges:0…5 to 0…200 bar Accuracy:±1,0 %FS Pressure Connection:G1/4 Dimensions:HEX19 x 32mm Temperature Range:-20…80 °C

The miniature pressure transducer M5 takes its name from the fine M5 thread at the sensor head that makes it possible to take measurements in places which are difficult to access and in narrow pipelines. Together with its ability to measure media at temperatures of up to 180 °C in a dynamic range from 0 to 50 kHz, this makes it ideally suited to measurements on engine test benches. Pressure Ranges:0…3 to 0…30 bar Accuracy:±0,3 %FS Pressure Connection:M5 x 0.5 thread Dimensions:⌀ 6,2 mm x 40 mm Temperature Range:-50…180 °C

The DCX-22 data loggers achieve greater measurement accuracy than loggers with a smaller diameter. 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 data 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…100 mH2O Total Error Band:±0,1 %FS @ -10…40 °C Reading capacity:57'000 measuring points Dimensions:ø 22 mm Special characteristics:Also available in ECO design

The series 13 pressure transducers have internal water cooling and are suitable for use in media temperatures of up to 350 °C. Typical applications include superheated steam circuits, engine test benches or chemical process monitoring. Pressure Ranges:0…10 to 0…1000 bar Accuracy:±0,5 %FS Pressure Connection:M14 x 1,2 Dimensions:⌀ 28 mm x 48 mm Temperature Range:20…350 °C

The pressure transducers of the PD-10L 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:200 bar Accuracy:±0,25 %FS Long Term Stability:±0,15 %FS Dimensions:⌀ 19 mm x 26 mm Temperature Range:-40…125 °C

The DCX-16 data loggers have a diameter of just 16 mm and can be used in tight spaces. 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…10 to 0…100 mH2O Total Error Band:±0,1 %FS @ -10…40 °C Reading capacity:57'000 measuring points Dimensions:ø 16 mm Special characteristics:Slender design

The pressure transmitters of the 4LD 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 @ 0…50 °C Interfaces:I2C Dimensions:⌀ 11 mm x 4,2 mm

The pressure transmitters of the 9LC series use the chip-in-oil 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 deliver compensated measurement results as an analog, ratiometric 0,5...4,5V output signal over a wide temperature range. Pressure Ranges:0…1 to 0…200 bar Accuracy:±0,25 %FS Total Error Band:±0,8 %FS @ -10…80 °C Interfaces:0,5…4,5 V ratiom Temperature Range:-40…150 °C