Produkty dla instrumenty (87)

The pressure transmitters of the 23SY 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. 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…10V Temperature Range:-40…100°C

The pressure transmitters of the 22M series with brass housing were designed to be a reliable solution for automotive and industrial applications. They are homologated and can be used, for instance, to measure the content of the gas tank in bivalent vehicles. Pressure Ranges:0…5 to 0…250 bar Total Error Band:±2,0 %FS @ 0…80 °C Interfaces:0,5…4,5 V ratiom., 4...20 mA Special characteristics:Brass Homologation:E4-110R, E4-10R

The pressure transmitters of the 22S series were designed for use in automotive and industrial applications. They are homologated and every one of their elements has been configured for optimum reliability. In this steel version of the 22 series, all parts that come into contact with media are made of stainless steel (AISI 316L). Pressure Ranges:0…5 to 0…250 bar Total Error Band:±2,0 %FS @ 0…80 °C Interfaces:0,5…4,5 V ratiom., 4...20 mA Special characteristics:Steel 316L Homologation:none

The series 6 pressure transducers are based on selected pressure transducers that are equipped with a pressure connection. Pressure Ranges:0…10 to 0…600 bar Accuracy:±1,0 %FS Pressure Connection:G1/4 Dimensions:HEX19 x 38mm Temperature Range:-10…80 °C

The pressure transmitters of the 4LC 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…3 to 0…200 bar Accuracy:±0,25 %FS Total Error Band:±1,0 %FS @ 0…50 °C Interfaces:0,5…4,5 V ratiom Dimensions:⌀ 11 mm x 4,2 mm

The high-pressure transducers of the 7LHPI series have a robust housing made of Inconel, 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:±0,35 %FS Dimensions:⌀ 15 mm x 8 mm Temperature Range:-40…200 °C Material:Inconel 718

The differential pressure transmitters of the PRD-33X series are designed for accurate measurements in low pressure ranges with very high overload on both sides. In addition to the differential pressure sensor, which may only be exposed to gases at its rear face, the devices have an additional absolute pressure sensor that measures the line pressure. Both measured values are output via the digital RS485 interface and are the ideal basis for cryogenic tank monitoring. Pressure Ranges:0…0,35 to 0…3 bar Accuracy:±0,1 %FS Total Error Band:± 0,3 %FS @ -30…60 °C Line pressure:0…40 bar Interfaces:RS485 Special characteristics:Line pressure measurement

The pressure transmitters of the 7LHPD-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:⌀ 15 mm x 8 mm

The high-pressure transmitters of the 7LHPC 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:⌀ 15 mm x 8 mm

The high-pressure transducers of the 7LHP 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:⌀ 15 mm x 8 mm Temperature Range:-40…150 °C Material:Steel 1.4435

The pressure transmitters of the 33X-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. 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-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 9LD 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…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 pressure transducers of the 3L 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...20 to 0...200 Accuracy:± 0,5 %FS Long Term Stability:± 0,5 %FS Dimensions:Ø 9,5 mm x 4,2 mm Temperature Range:20...30 °C

The pressure transmitters of the 25Y-Ei series with a front-flush separating diaphragm are designed for elevated requirements in industrial applications and are supplied with a G1/2" male pressure port. 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…0,5 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 9FLD series is a special version of the 9LD 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. 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 low-cost data loggers of the DCX-18-ECO series have a rechargeable battery encased in a fully welded steel housing. The configuration software supplied (measurement interval, incident management, delayed measurement start etc.) also makes it easy to display data that has been read in a graph or chart, correct it using air pressure values, convert it into fill levels or other units, and export it. Pressure Ranges:0…10 to 0…100 mH2O Total Error Band:±0,2 %FS @ -10…40 °C Reading capacity:57'000 measuring points Dimensions:ø 18 mm Special characteristics:Rechargeable battery

The capacitive pressure transmitters of the PD-41X series are designed for measuring differential 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…0,03 to 0…0,3 bar Accuracy:±0,1 %FS Total Error Band:± 0,2 %FS @ 10…50 °C Line pressure:2 bar Interfaces:RS485, 4…20 mA, 0…10 V Special characteristics:Capacitive sensor

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