HKM-Messtechnik GmbH
Ziegelhofstraße 228
79110 Freiburg
Germany
Ziegelhofstraße 228
79110 Freiburg
Germany
In addition to automotive testing technology, our pneumatic pressure transducers can also be used for other pressure measurements in measuring ranges from 10 – 20bar. Coupling is realised via standardised screw connections. Wireless radio data transmission can be realised to a receiver which emits an analog output signal. A direct PC link via a USB radio receiver is also possible. Alternatively, a pressure transducer with analog current output connected by cable is also available.
- For pneumatic pressures
- Available in measuring ranges from 10 – 20bar
- Encased design (IP65 protection)
- Radio transmission or cable connection with integrated measuring amplifier
The circular transducer type is designed in different heights and mechanical dimensions, depending on the load range and application involved. The design is developed individually in all cases to meet customer specifications. For example, extremely flat designs can be realised for installation in drive units between the engine and transmission. Torque transmission occurs via flanges screwed firmly into position. More information on how we can produce your individual torque transducer is available here:
- For torques
- Measurement range adapted to customer requirement
- Protection class according to customer requirement
- Optionally available with integrated measuring amplifier
- For strains
- Available in measuring ranges from 250 to 750με
- Encased design (IP67 protection)
- Optionally available with integrated measuring amplifier
Shear force transducer SK
This force transducer is distinguished by its extremely robust and compact design. It is designed for use in harsh weighing and industrial environments. A decisive advantage of the shear force measuring principle employed is its insensitivity to transverse forces. The shear force transducer SK is also available with integrated measuring amplifiers. Individual force applications and installation variants are also possible.
- For tensile and compression forces
- Available in measuring ranges from 2kN - 100kN
- Encased design (IP67 protection)
- Optionally available with integrated measuring amplifier
Dual shear force transducer DK
The HKM dual shear force transducer is especially suited to use in harsh weighing and industrial environments. It consists of two shear force transducers placed together. The advantage of this design is a particularly robust installation with four screw fittings and the parallel introduction of the acting forces. This range of transducers is insensitive to transverse loads, due to the shear force measuring principle employed. Output can occur via an aggregate or two separate signal outputs. Each dual shear force transducer DK is, of course, available with integrated measuring amplifiers.
- For tensile and compression forces
- Available in measuring ranges from 15kN - 100kN
- Encased design (IP67 protection)
- Optionally available with integrated measuring amplifier
Shear force load cell SW
The S-shaped shear force load cells have a symmetrical structure and introduce force concentrically. They are distinguished by their compact design and a high degree of reliability and precision. They are all equally insensitive to transverse loads. These load cells can be integrated directly in the power flow via spherical rod ends and fork ends. The 1.x series means that a miniature version is also available.
- For tensile and compression forces
- Available in measuring ranges from 100N - 100kN
- Adaption via inner thread
- Encased design (IP67 protection)
- Optionally available with integrated measuring amplifier
Compression load cell DD
HKM compression load cells are used for measurement of static and dynamic compression forces in the most varied of industrial applications. Forces are always introduced concentrically into the compression load cell. These sensors have a metallic sheathing and can even be used under hostile environmental conditions. Its limited measuring range makes the transducer particularly suitable for dynamic applications. The 1.x series means that a miniature version is also available in the load range up to 100kg.
- For compression forces
- Available in load ranges from 50kg - 20t
- Encased design (IP67 protection)
- Optionally available with integrated measuring amplifier
Load pin MB
These load pins are designed as bearing pins. They fulfil the function of a normal clevis pin and simultaneously measure the resulting tensile and compressive forces. The load pins are designed for high to very high loads.
These force transducers are designed to meet your specifications. We adapt your load pins individually to suit your existing mechanical components.
You can order your own individual solutions here:
- For tensile and compression forces
- Available in load ranges up to 200t
- Encased or encapsulated design
- Optionally available with integrated measuring amplifier
- Optional redundant design
Tension and pressure transducer ZD
Tension and pressure transducers are ideal for measuring tensile and compression forces. They are extremely compact and fitted with a measuring amplifier integrated in the housing. They can be integrated directly in the power flow via an outer thread.
Optionally, we can provide you with spherical rod ends for fitting tension and pressure transducers. Electrical connection is realised via a standardised M12x1 plug connector.
- For tensile and compression forces
- Available in load ranges up to 5t / 50kN
- New: up to 15t / 150 kN
- Version > 150 kN on request
- Adaption via outer thread
- With integrated measuring amplifier
Platform load cell BR
In addition to widely different industrial applications, the classic platform load cell is particularly suitable for determining weights on a platform with only one sensor. This occurs independently of the position of the weights on the platform. The platform load cell BR is primarily used in low load ranges.
- For tensile and compression forces
- Available in load ranges from 5kg - 100kg
- Encased design (IP65 protection)
Integrated strain gauge measuring amplifiers
Signal conditioning is realised via a measurement amplifier board integrated in the sensor. The measuring amplifier is encased in the sensor, providing it with permanent protection. The following output variants are available: analog current and voltage signals, switching outputs or an RS485 interface. Optionally, customers can adjust the zero point and gain via an I²C interface.
- Encased design (IP67 protection)
- Optionally available with test output
Strain gauge measuring amplifier MV 1.0 / current output
As an alternative to encapsulation with the sensor, the board in the case of this measurement amplifier is installed in an external housing. The standardised current output signal is 4 – 20mA. Other signal levels are also possible on request. The zero point and gain can be adjusted via potentiometers accessible to customers.
- 1 channel version
- Die cast aluminium case
- Encased design (IP67 protection)
- Optionally available with test output
Strain gauge measuring amplifier MV 2.0 / voltage output
The board in the case of this measuring amplifier is installed in an external housing. The standardised voltage output signal is 0 – 10V. Other signal levels are also possible on request. The zero point and gain can be adjusted via potentiometers accessible to customers.
- 1 channel version
- Die cast aluminium case
- Encased design (IP67 protection)
Radio wireless transmission system with analog output
This system offers the option for wireless transmission of measurement data from strain gauge sensors. The modules involved are a radio transmitter connected by cable to the sensor and a radio receiver. The standardised current output signal of the receiver is 4 – 20mA. Other signal levels are also possible on request.
- Registration-free frequency 2.4GHz
- Range up to 25m
- Transmission rate 200Hz
- Power supply via battery/rechargeable battery
- P40 protection
Radio wireless transmission system with USB output
This system offers the option for wireless transmission of measurement data from strain gauge sensors. It consists of a radio transmitter connected by cable to the sensor and a USB radio receiver. The receiver is directly connected to a PC. Evaluation of measurement data is realised with software specially developed by us. They enable the graphic depiction of measurement data and archiving of data in Excel.
- Registration-free frequency 2.4GHz
- Range up to 40m
- Transmission rate 10Hz
- Power supply via rechargeable battery
- P65 protection
Portable hand terminal HT 6.0
The portable battery-operated hand terminal is designed for direct connection to a strain gauge sensor (force transducer, load cell or pressure transducer). The display shows the measured values with prefix, the measuring unit and the required decimal places. It is possible to set the display to zero, to tare it or to request the peak values in a positive and negative direction of force.
- Measuring units: N, kN, g, kg, t or lb
- 4 x battery type AA operation
- 12-digit, 2-line illuminated LCD display
- P40 protection
PAX display module
As a component of our measurement system, the PAX industrial digital display is suitable for direct connection to a force transducer, a load cell or one of our other sensors. The PAX display is available as a flush-mounting version for panel mounting or as a stand-alone enclosure. The PAX-S version is directly connected to strain gauge bridge signals, whereas the PAX-P is linked to sensors with voltage and current outputs. The display shows the measured values with prefix, the measuring unit and the required decimal places. Functions such as summation, minimum and maximum value output and tare can be selected by push button. A variety of user inputs is provided.
- Measuring units: N, kN, g, kg, t or lb
- Supply voltage 24V, alternatively 230V via a plug-in power supply unit
- 5-digit LED display, height 14mm
- Optional interfaces:
- RS232 / RS485 interface
- Relay card
- Analog output
- USB card with archiving software
- DeviceNet
- Profibus DP
AM large display module
As part of our measurement system, the large display can be connected to up to 4 force transducers, load cells or one of our other sensors. The connection in this respect is established directly to the sensor signal, the current output of sensors with measuring amplifiers or via an RS 485 interface. The display shows the measured values with prefix and the measuring unit in large characters. Functions such as tare or the protected calibration function can be selected through single button operation. The large display can be set up as a standing unit in the basic version or, optionally, is supplied with a bracket so that it can be suspended.
- 4-channel system
- Measuring units: N, kN, kg, t
- Operation via plug-in power supply unit or 12V vehicle electric system
- 5-digit LED display, height 57mm
- IP65 protection
Pedal force meter series PK-PKH
Our pedal force meters are specially developed for measuring forces acting on brake pedals and brake levers. Measurement is realised directly on the brake pedal or handbrake lever. Measurements can be carried out on car handbrakes using a special accessory. An overload safety mechanism protects the pedal force meter against mechanical destruction.
- Calibratable
- Available in measuring ranges up to 1,500N
- With hand display or integrated measuring amplifier
Pedal force meter with radio PKF 2.0
The pedal force meter PKF 2.0 has been specially designed for measuring forces acting on brake
pedals and brake levers. It consists of a force transducer with radio transmitter and a radio
receiver. Data transmission is wireless, thus making the pedal force meter PKF 2.0 even more
flexible in use. An overload safety mechanism protects the force transducer against mechanical
destruction.
pedals and brake levers. It consists of a force transducer with radio transmitter and a radio
receiver. Data transmission is wireless, thus making the pedal force meter PKF 2.0 even more
flexible in use. An overload safety mechanism protects the force transducer against mechanical
destruction.
- Calibratable
- Available in measuring ranges up to 1,500N
- Frequency 2.4GHz
- Range up to 25m
- Output: analog current signal
- Calibratable
- Measurement range up to 1,000N
- Accuracy +/- 3N
- Maximum value memory
- Tare
- Battery operation
- No signal output
Force gauge ZW 5.0
This force gauge is available in load ranges from 500 to 5,000N. It consists of two HKM components: a shear force load cell as a transducer and a hand terminal connected by a cable. The compact size of the transducer makes the ZW 5.0 ideally suitable for use in conditions where space is restricted. The transducer can be adapted with spherical rod ends and eyebolts. Other forms of force introduction are possible directly via the two mounting threads on the shear force load cell. Simple control is possible using the hand terminal on which measured values are displayed.
- Calibratable
- For tensile and compression applications
- Nominal load range: 500, 1,000, 2,000, 3,000, 5,000N
- Accuracy ± 0.25% from ultimate value
- Maximum and minimal value memory
- Tare
- Battery operation
- No signal output
Force gauges ZW 6.0, 7.0, 8.0
These force gauges for use in load ranges from 10 to 100kN consist of two HKM components: a shear force load cell as a transducer and a hand terminal connected by a cable. The transducers are particularly suitable for measuring major forces. The transducer can be adapted with spherical rod ends and eyebolts. Other forms of force introduction are possible directly via the two mounting threads on the shear force load cell. Simple control is possible using the hand terminal on which measured values are displayed.
- Calibratable
- For tensile and compression applications
- Nominal load range: 10, 20, 50, 80 and 100kN
- Accuracy ± 0.25% from ultimate value
- Maximum and minimal value memory
- Tare
- Battery operation
- No signal output
Force gauge with compression load cell DD on HT 6.0
This force gauge is the ideal instrument for the exclusive measurement of compression forces or contact pressures. It consists of two HKM components: a compression load cell as a transducer and a hand terminal connected by a cable. The load cells are distinguished by a high nominal load range. Simple control is possible using the hand terminal on which measured values are displayed.
- Calibratable
- For compression applications
- Nominal load range: 500N to 200kN
- Accuracy governed by compression cell
- Maximum and minimal value memory
- Tare
- Battery operation
- No signal output
Hanging scale ZW 1.0
The digital scale ZW 1.0 is designed for measurement of weights up to 1,000kg. The hanging scales are distinguished by their low own weight and compact design. They can be easily adapted with fork ends or hooks. The measured value is read out on a hand terminal connected to the scales by cable. Measured values are displayed in 1kg increments.
- Calibratable
- Exclusively for tension applications
- Nominal load range 1,000kg
- Accuracy ± 0.5% from ultimate value
- Maximum and minimal value memory
- Tare
- Battery operation
- No signal output
- Accessories incl. 2 fork ends and a load hook
Hanging scale ZW 2.0
Our ZW 2.0 hanging scale has a high resolution. In its nominal load range of up to 1,000kg, measured values are displayed in increments of 0.1kg. The transducer and display are integrated in a compact housing. The digital scale is integrated between the lifting gear and goods being weighed using fork ends or hooks. The robust construction and IP64 protection mean that the hanging scale can also be used outdoors.
- Calibratable
- Exclusively for tension applications
- Nominal load range 1,000kg
- Accuracy ± 0.1% from ultimate value
- No signal output
- P64 protection
- Accessories incl. 2 fork ends and a load hook
Hanging scale ZW 2.1
The digital scale ZW 2.1 is available for load ranges up to 1,000kg and 2,000kg. The variant up to 1000kg displays measured values in 0.1kg increments, while the variant up to a load of 2,000kg displays measured values in 1kg increments. In contrast to the hanging scale ZW 2.0, rotatable eyebolts are fitted for adaptation. The robust construction and IP64 protection mean that the scale can also be used outdoors.
- Calibratable
- Exclusively for tension applications
- Nominal load range: 1,000kg, 2,000kg
- Accuracy ± 0.1% from ultimate value
- No signal output
- IP64 protection
- Accessories incl. 2 rotatable eyebolts
Hanging scale ZW 5.0
This digital scale is available in load ranges from 50 to 500kg. It consists of two HKM components: a shear force load cell as a transducer and a hand terminal connected by a cable. The compact size of the transducer ensures that use in conditions where space is restricted does not present a problem. The transducer can be adapted with spherical rod ends and eyebolts. Other forms of force introduction are possible directly via the two mounting threads on the shear force load cell. Simple control is possible using the hand terminal on which measured values are displayed. The scale can be used as a gauge for tension or compression forces. Measured values are then displayed in newtons.
- Calibratable
- Nominal load range: 50, 100, 200, 300, 500kg
- Accuracy ± 0.25% from ultimate value
- Maximum and minimal value memory
- Tare
- Battery operation
- No signal output
Hanging scales ZW 6.0, 7.0, 8.0
These digital scales are designed for load ranges from 1,000 to 10,000kg. They consist of two HKM components: a shear force load cell as a transducer and a hand terminal connected by a cable. The transducers are distinguished by a high nominal load range and, consequently, are particularly suitable for applications in which major forces need to be measured. The transducer can be adapted with spherical rod ends and eyebolts. Other forms of force introduction are possible directly via the two mounting threads on the shear force load cell. Simple control is possible using the hand terminal on which measured values are displayed. The scales can be used as a gauge for tension or compression forces. Measured values are then displayed in kilonewtons.
- Calibratable
- Nominal load range: 1,000, 2,000, 5,000, 8,000 and 10,000kg
- Accuracy ± 0.25% from ultimate value
- Maximum and minimal value memory
- Tare
- Battery operation
- No signal output
Portable aircraft scales / Weighing at wheels
Ultralights, gliders, powered aircraft, helicopters and commercial jets can be weighed using these portableaircraft scales. Measured values can be evaluated on a PC using our special aircraft scales software. Thecalibratable aircraft weighing scales are supplied with a factory calibration certificate traceable to the national standards at the Physikalisch-Technische Bundesanstalt (PTB, German Metrology Institute).
- Calibratable
- Low design
- Nominal load range per weighing platform: from 100 to 10,000kg
- Display in kg or lb
- High accuracy
- Maintenance-free
Portable aircraft scales / Weighing at jack points
Powered aircraft, helicopters, business and commercial jets which exhibit loads up to 50,000 kg at the individual jack points can be weighed using our aircraft scales. Portable weighing units either transmit measured values by cable or wireless to your PC. There they are evaluated using our special aircraft scales software. The aircraft weighing scales are supplied with a factory calibration certificate traceable to the national standards at the Physikalisch-Technische Bundesanstalt (PTB, German Metrology Institute).
- Use of verifiable sensors
- Nominal load per jack point: 500, 1,000, 2,000, 5,000, 10,000, 30,000 or 50,000kg
- Display in kg or lb
- High accuracy
- Maintenance-free
Portable wheel load scale RW 2.0
This extremely light and flat wheel scale is ideal for mobile weighing operations. The display and evaluation of data is realised with wheel load scale software specially developed by us. Logging and data storage is also possible as a consequence. A level subsurface is a prerequisite for high measurement accuracy. Unsteady wheel load scales would only falsify the results.
- Calibratable
- Very low design
- Load range 100 and 500kg
- High accuracy
- Accessible via ramps
Portable wheel load scale RW 8.1
Our portable wheel scales RW 8.1 are used for precise weighing of private cars, heavy goods vehicles, caravans, trailers and other single and multiple-axle vehicles. We can provide you with wheel load scale software which can display, log and store measured values on the PC. Wheel load scales are easy to transport, set up and operate.
- Calibratable
- Low design
- Load range 1,000, 2,000 and 8,000kg
- High accuracy
- Rubber feet to prevent slipping during mounting
- Optionally available with ramps
Portable wheel load scale RW 9.1
Type 9.1 wheel load scales are designed for weighing heavy vehicles with large wheels. The effective weighing surface is 600mm x 400mm. The scales are therefore big enough for trucks with twin wheels to drive onto without difficulty. We can provide you with wheel load scale software which can display, log and store the measured values of up to 20 weighing platforms on the PC. These truck scales are also suitable for mobile use and can be combined with other wheel load scales. Integrated rollers and hand grips make it easy for you to align the weighing platforms.
- Calibratable
- Low design
- Nominal load up to 10,000kg
- High accuracy
- Rubber feet to prevent slipping during mounting
- Optionally available with ramps
Portable wheel load scale RWA 8.1.0 verifiable
These verifiable wheel scales are specially designed for quick, precise weighing of vehicles and trailers in mobile applications. Each scale is equipped with a display and operation module and is powered by rechargeable batteries. These scales can be used to realise weighing operations for commercial and official use. The scales are easy to transport, set up and operate.
- Internationally valid verification
- Low design
- Nominal load up to 500, 1,000, 2,000 or 8,000kg
- High accuracy
- Rubber feet to prevent slipping during mounting
- Optionally available with ramps
Portable wheel load scale RWA 9.1.0 verifiable
These verifiable wheel load scales are specially designed for quick, precise weighing of heavy-duty trucks in mobile applications. Each scale is equipped with a display and operation module and is powered by rechargeable batteries. These wheel scales can be used to realise weighing operations for commercial and official use. The truck scales are easy to transport, set up and operate. Integrated rollers and hand grips make it easy for you to align the weighing platforms.
- Internationally valid verification
- Low design
- Nominal load up to 10,000kg
- High accuracy
- Rubber feet to prevent slipping during mounting
- Optionally available with ramps
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