KIT ENCODERS
No Battery − Robust − Easy to Install
EASY INSTALLATION – NO MAINTENANCE
Innovative Technology
complete revolution. These pulses supply enough
POSITAL‘s kit encoders offer a unique combination
power to activate the rotation counter and related
of accuracy, reliability and cost efficiency. Absolute
electronics so that the encoder will keep count of
measurement versions provide 17 bit electrical re-
complete rotations at all times, even if these occur
solution and multiturn position measurements with a
when the external power supply is unavailable.
range of more than one million revolutions. A second
This principle, which has proven itself since 2005,
version provides a combined Incremental+UVW
ensures reliable, maintenance-free multiturn abso-
output with a resolution of up to 16384 PPR. Kit
lute position measurements.
encoder components include an electronics package mounted on a compact 35 mm diameter PCB and
Advantages
a small permanent magnet, designed to be mounted
POSITAL’s contact free measurement technology has
on the end of the motor’s shaft. The electronics pa-
no moving parts and is highly resistant to shock and
ckage includes four Hall effect sensors, a powerful
vibration. POSITAL’s kit encoders are available with
32-bit microprocessor and a rotation counter powe-
several non-proprietary electrical interfaces including
red by POSITAL’s Wiegand energy harvesting system.
BISS and SSI for absolute measurements, UVW and ABZ for incremental signals. Additional protocols
Energy Harvesting – No Battery
based on the RS485 interface can be implemented.
The energy harvesting system is based on the
Absolute Multiturn & Incremental Interface
Wiegand effect and eliminates the need for backup
No Battery – No Maintenance
batteries or complex gear systems. At any rotatio-
No Ball Bearings & Compact Design
nal speed, even the slowest, the Wiegand system
Insensitive to Dust and Moisture
generates short, powerful voltage pulses with each
High Shock and Vibration Resistance
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ABSOLUTE AND INCREMENTAL – ROBUST AND PROGRAMMABLE
Plug and Play
accessories are available to protect the electronic
While optical kit encoders typically require near
components and Hall-effect sensors from external
clean-room assembly conditions, POSITAL’s mag-
magnetic fields such as those generated by mag-
netic encoders are significantly less sensitive to dust
netic brakes.
and moisture and can be installed in normal factory settings. An integrated auto-calibration function eliminates the need for complex production equipment:
Specifications Electrical Resolution: Up to 17 Bit
during normal product testing, the encoder can be
Multiturn Range: Up to 32 Bit
connected to a small Kit Control Box. As the shaft
Accuracy: 0.1°
rotates, the auto-calibration system corrects for mi-
Electrical Interface: BISS C, SSI, RS485,
nor misalignment between the shaft and the electro-
Incremental TTL up to 16384 PPR +
nics package. The Kit Control Box can also be used
UVW (2, 4, 6 or 8 poles)
to program the encoder for important performance
Diameter: 36 mm
parameters such as the number of pulses generated
Height: 24.2 mm (Multiturn with Housing)
per revolution, without requiring any changes to the
Temperature Range: -40 to +105°C
mechanical or electrical components. This increases
Rotational Speed: Up to 12000 RPM
the versatility of the kit encoders.
Auto Calibration − No Complex Equipment Cable Clip Ensures Proper Grounding and
The embedded software on the kit encoder will
Easy Installation
also monitor the health of the electronics package
Extensive Diagnostic Coverage
and provide diagnostic signals over the lifetime of
Various Programmable Parameters
the encoder. Compact and inexpensive shielding
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Over 50 Years Experience with Position Sensors
FRABA Group
Service and Production
FRABA is a group of enterprises focused on provi-
POSITAL has a global reach with subsidiaries in
ding advanced products for the motion control and
Europe, North America and Asia – and sales and
industrial automation markets. POSITAL has been
distribution partners around the world. Products
a leading manufacturer of industrial rotary enco-
are manufactured in advanced production facilities.
ders for over 50 years and recently has expanded
The computer-guided semi-automated production
its business to tilt and linear motion sensors. Other
system tracks each device from order, through
FRABA Group subsidiaries include VITECTOR
assembly and testing, to final delivery.
which focuses on protection sensors to guard doors and production machine covers. FRABA group is
Stand Alone Encoder Business
also an innovator in product design and manufactu-
POSITAL’s unique online product finder is provi-
ring processes and a pioneer of Industry 4.0.
ding access to a huge variety of solutions without requiring specialized knowledge. Many hundred
History
thousand specific datasheets are available in 11
FRABA Group dates back to 1918, when its pre-
languages and easy to browse. The traditional
decessor, Franz Baumgartner elektrische Apparate
practice of customization has been replaced by this
GmbH, was established in Cologne/Germany to
new approach to a large extent. Even with hundred
manufacture relays. In 1973 FRABA introduced one
thousands of unique configurations available, stan-
of the first non-contact, optical absolute rotary enco-
dard products are ready to ship within 5 working
ders. Since then, the company has played a trend-
days.
setting role in the development of rotary encoders and other sensor products.
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Cologne (EMEA) – Hamilton (Americas) – Singapore (APAC) – Shanghai (China)