Bar code positioning systems

With bar code positioning systems, the read head is moved along a bar code tape. It calculates the absolute position data in the direction of travel with millimeter accuracy up to a distance of 10 km. The bar code tape is simple to use and can be bonded both in straight lines and in curves. Maximum flexibility, simple mounting, transparent diagnosis as well as a large selection of integrated interfaces are the strengths of this system. The new "availability control" function allows diagnosis to be performed during operation.
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Determination of position data with millimeter accuracy using the BPS 300i bar code positioning system

Fast and precise position detection is a prerequisite in machine and system construction for ensuring the efficient movement of goods. The BPS 300i bar code positioning system, with its absolute position determination over a length of 10 km at a maximum speed of 10 m/s, is designed for use on stacker cranes, transverse transfer cars and electrical monorail systems.



Advantages for you

  • Simple fieldbus integration: The already-integrated fieldbus interfaces enable adaptation to various control systems. If configurations are necessary, they are performed directly via the control systems (e.g., GSDML file) or via the web server integrated in the device (e.g., with SSI interface). The devices are configured directly via the control. You thereby save time during installation and costs for otherwise necessary connection units. Moreover, no configuration is required should device replacement be necessary.

  • Large performance reserve: Thanks to a working range of ± 60 mm, the systems, with their laser technology, are very tolerant of mechanical fluctuations. They thereby offer reliable position detection with the largest performance reserve in every environment

  • Predictive maintenance: The reading quality monitoring constantly analyzes the decodability of the bar codes and indicates a decline in function reserve in good time. The availability of the system is thereby ensured.

  • Simple mounting: The sophisticated fastening concept enables simple and robust mounting of the devices. Should replacement be necessary, the devices can be exchanged position-neutral, i.e., without realigning.

  • Modularly selectable function range:
    • Various connection hoods (terminals, M12, cables) for optimum integration in your control
    • Optional display for visualization and diagnosis
    • Optional optics heating for low-temperature applications.

Highlights

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integrated connectivity

The BPS 300i transfers position data as well as status information via various interfaces that are integrated in the device. Additional gateways no longer required. Communication is especially comfortable if data exchange with the control can take place via defined GSD/GSDML or ESI file structures.

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Integrated webConfig tool

An integrated web user interface enables access to comprehensive diagnosis that can also be designed as remote access if necessary. Devices with, e.g., SSI or RS 485/RS422 interfaces can be configured very easily with the easy-to-understand, graphical user interface.

Application

Curve-capable position determination on electrical monorail systems

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Fast and precise positioning of travel and lifting axes on stacker cranes

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Position detection on gantry crane axes

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BPS 8 compact bar code positioning system 

Our compact BPS 8 bar code positioning system requires little space and, thanks to its large working range, is able to compensate for mechanical fluctuations reliably. It convinces with simple mounting mechanics and a standardized M12 plug connection. The RS 232 or RS 485 interface allows the system to be incorporated in your system architecture without problem. The BPS 8 is available either with front beam exit or with a deflecting mirror.

Directly to the BPS 8 article selection

 

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Overview of the technical data

 

BPS 300i

BPS 8

Working range

50 – 170 mm

80 – 140 mm, front beam exit

60 – 120 mm, angled beam exit

Reproducibility ± 0.15 mm ± 1(2) mm
Measurement value output 1 ms (1,000 values/s) 3.3 ms (300 values/s)
Integration time 8 ms 26.6 (13.3) ms
Max. traverse rate 10 m/s 4 m/s
Integrated interfaces PROFINET, PROFIBUS, SSI,
EtherCAT, RS 422, RS 485, Ethernet/IP

RS 232,
RS 485 via MA 8-01

Supply voltage 10 – 30 V DC 4.9 – 5.4 V DC,
Direct connection 10 – 30 V DC,
via MA 8-01

Ambient temperature (operation)
without heating
with heating

.
-5 – +50 °C
-35 – +50 °C

 

0 °C – +40 °C

Bar code tapes (BCB)

The second fundamental element of a bar code positioning system is the bar code tape. A self-adhesive and highly flexible plastic tape is printed with a unique bar code at regular intervals. This technology makes the tape resistant, resilient and mechanically durable. The position value is also printed in "plain text" to simplify handling. This tape, which may be up to 10,000 m in length, can be simply affixed along the travel path and also enables use on horizontal and vertical curves, such as those found on electrical monorail systems.  

The bar code tape can be delivered according to individual requirements. Here, the tape height, the tape length as well as the start and end position can be adapted to the given application. Should the tape happen to be damaged, the necessary section of tape is available online on the Leuze website and, in a first step, can even be self-printed. This is also possible without any time delay, thereby ensuring system availability. In a subsequent step, the tape section can be ordered as an originally manufactured bar code tape.

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  BCB
Tape lengths

Standard tapes: 5 m to 150 m, 200 m

Custom tape lengths: up to 10000 m

Tape height

Standard heights: 25 mm/47 mm

Custom height: 20 mm – 140 mm

Bar code tapes for BPS 300; BPS 30 BCB G40…(grid dimension 40 mm)
Bar code tapes for FBPS 600; BPS 8 BCB G30…(grid dimension 30 mm) 
Recommended processing temperature 0°C - +45°C
Temperature resistance 40°C – +120°C
Adhesive Powerful adhesive
Mechanical properties Scratch and wipe resistant, UV-light resistant, moisture and chemical resistant

 

Link to our bar code tapes

Downloads

ROD 300/500 – Laser scanner – Product information (PDF, ~1 MB)
FBPS 600i – Safe barcode positioning system – Flyer (PDF, ~1 MB)
Optical distance sensors – Product information (PDF, ~2 MB)
10 Series – Measuring and switching distance sensors – Product information (PDF, ~2 MB)
ROD4 and ROD4plus – Measuring laser distance sensors – Product information (PDF, ~2 MB)
LPS/LES/LRS – Light section sensors – Product information (PDF, ~1 MB)
Measuring and switching light curtains – Product information (PDF, ~1 MB)
Measuring and switching ultrasonic sensors – Product information (PDF, ~3 MB)
BPS 300i 8 – Barcode positioning system – Product information (PDF, ~3 MB)
AMS 300i – Laser distance measurement device – Product information (PDF, ~1 MB)
OGS 600 – Sensors for optical guidance – Flyer (PDF, ~2 MB)
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FBPS 600i safe bar code positioning system up to PL e

New possibilities thanks to additional PROFIsafe interface

The FBPS 600i safety bar code positioning system only requires one sensor for safe position detection. This greatly simplifies integration and makes the system much easier to set up.

The new device now gives you two flexible interface options:

  • FBPS 648i: This model is connected to a safe PLC via a PROFIsafe interface. A linear topology can be set up thanks to the integrated switch. It also has a non-safe SSI interface that enables a direct connection to the drive’s frequency inverter (FI). It can be easily parameterized via the hardware manager and the GSDML or FI configuration.
  • FBPS 6x7i: This device is connected via two SSI interfaces to a safe evaluation unit, for example a frequency inverter or a safety control.

Both models are suitable for a wide range of applications that require safe positioning with Performance Level e. They make it particularly easy to implement safety functions and significantly reduce installation as well as maintenance costs.



Advantages for you

  • Safe positioning with just one device up to Performance Level e (PL e)
  • Direct connection to safe frequency inverters or safety controls (F-PLC)
  • Compact design with low space requirements and simplified installation
  • Particularly straightforward safety function implementation
  • Short braking distances and optimized speeds thanks to a fast error response of just
    10 ms – ideal for use on fast stacker cranes and electric monorail systems
  • Reliable operation thanks to simultaneous scanning of multiple codes as well as extremely robust, UV-resistant bar code tape
  • Large working range from 50 mm to 170 mm for a wide range of applications with curves
  • Sophisticated mounting system for easy installation and seamless integration

The new FBPS 648i model rounds out the portfolio of positioning sensors with PROFIsafe and the combined SSI interface. 

Highlights

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Simple and safe

The sensor can be parameterized and integrated effortlessly and reliably – without any additional tools, directly in your familiar work environment. Setup is intuitive and convenient, whether in the F-PLC’s hardware manager or directly via the safety card in the drive's frequency inverter. Thanks to the GSDML or parameter file, the device settings are immediately available in the hardware manager or in the safety card’s device library. This allows for seamless integration and configuration with minimal risk of error, significantly simplifying use and considerably reducing effort. Depending on the requirements, the safe position value can be further processed via the SSI or PROFIsafe interface – flexibly and reliably, entirely in accordance with your concept. Safe speed output is also available as a function with the PROFIsafe model.

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Suitable for curved routes (tracks) and precise positions

The particularly robust and resistant BCB bar code tape, which is affixed along the transportation path, means even curved track layouts up to 10,000 meters long can be clearly and reliably detected.

Additional functions, such as speed output, complement automatic transport systems perfectly. They help to reduce wear, shorten braking distances and make efficient use of buffer zones – for a smooth and safe process.

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Safe position detection via frequency inverter

The FBPS 600i requires just one sensor for safe position detection. The device is connected to a safe evaluation unit – e.g. a frequency inverter – via two SSI interfaces. In addition, the devices already meet the requirements for PL e/SIL 3. This makes safety functions particularly easy to implement and reduces installation and service costs.

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Safety control with direct position sensor connection

The FBPS 648i device is connected to a safe control via a PROFIsafe interface. A linear topology can be set up with the integrated switch. A non-safe SSI interface is also available. In addition to the safe position value, this device also provides a safe speed output. 

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Suitable for fast movements

The FBPS 600i is ideal for position detection in applications involving fast movements, e.g. on stacker cranes. For this purpose, the FBPS 600i has an extremely short error reaction time of just 10 ms. This allows speed curves and handling performance to be optimized.

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Reliable operation​

The FBPS 600i operates with exceptional reliability. Each scanning process reads multiple codes, from which the software determines highly accurate position values. The oblique path of the scanning beam and the movement of the device ensure that each code is scanned at different points. This prevents reading errors caused by local contamination or damage.

The bar code tape is also optimized for industrial use. The self-adhesive plastic tape is UV resistant, extremely resilient and mechanically durable. In addition, the printed position values are easy to read and simplify handling.

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Always quick and easy to install​

The clever fastening concept with quick-change system ensures simple mounting of the FBPS 600i. The devices are securely mounted to the clamp bracket using an easily accessible screw. This saves time during installation and allows the devices to be quickly replaced in the event of servicing. Furthermore, the FBPS 600i is easy to integrate into any system thanks to its large working range of 50 to 170 mm.

Suitable for a wide range of environmental conditions

The wide temperature range enables use in various systems with positioning tasks, even under demanding conditions. A model with integrated optics heating is also available for environments with high humidity and low temperatures. This ensures increased availability and prevents fogging so that the sensor always works reliably.

Application

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Safe positioning with bar code positioning system

Requirement:

The stacker crane or load receptacle must be positioned in the X-direction (travel axis) and Y-direction (lifting axis) accordingly for the position to be approached. Often the risk assessment requires safe position and speed monitoring. For this purpose, safe position detection is necessary.

Solution:

The FBPS 600i safe bar code positioning system requires just one sensor for safe position detection. The device is connected via two SSI interfaces or a PROFIsafe interface to a safe evaluation unit – e.g. a frequency inverter – or safe PLC and is suitable for applications up to PL e. This makes it easy to implement safety functions.

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Positioning of the transport unit

Requirement:

For control of the electric monorail system, the position of the transport unit on the carrier must be known with millimeter precision at all times. “Safe positioning” must be ensured especially when workers are working very close to the transport unit.

Solution:

The safe FBPS 600i bar code positioning systems enable precise positioning over a length of up to 10,000 m. The devices can be easily integrated into the control thanks to a wide range of interfaces. The self-adhesive bar code tapes are optimized for industrial application and are extremely resilient.

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Synchronous trolley positioning

Requirement:

The crane or trolley should be positioned according to the point to be approached. Several cranes can be located on one guide rail.

Solution:

The BPS 300i bar code positioning systems or the safe version FBPS 600i enable exact positioning. The devices can be easily integrated into the control thanks to a wide range of interfaces. The self-adhesive bar code tapes are optimized for industrial application and are extremely resilient.

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Skillets in assembly

Requirement:

In automatic transport during assembly on large objects, a safe position and speed must always be detected, even in constrained spaces.

Solution:

The safe FBPS offers a flexible mounting position with its cable outlet downwards/to the side and a minimum working range of 50 mm. The integrated PROFINET/PROFIsafe interface enables direct integration into the safe control.

Technical properties

FBPS 600i
  Safety Safety PL e, SIL 3, category 4
(EN ISO 13849-1 and IEC 61508)​
Error response time 10 ms … 400 ms (adjustable)
Connection 2x SSI interface: 2x M12 connector
PROFINET/ PROFIsafe, opt. SSI: 2(3)x M12 connector
Power supply: M12 connector
Configuration and diagnosis: Mini USB
Reproducibility +/- 0.15 mm (1 sigma)
Reading distance 50 ... 170 mm
Protection class IP 65
Temperature range -5 ... +60°C
With heating: -35…+60°C
Dimensions, W x H x D Connections on the side: 116.3 x 112.5 x 51.5 mm​
Bottom connections: 105 x 123.8 x 51.5 mm 
Display (optional) Display of position and status information
Status signal of reading quality For early detection of soiling
Bar code tape
  Features  Extremely robust plastic tape, UV- resistant, self-adhesive with acrylic adhesive,
position values printed in plain text
Standard bar code tapes Height: 25 mm, 47 mm
Length: up to 200 m
Configurable bar code tapes Height: 20 mm to 140 mm
Selectable start and end value
ranging from 0 to 10,000 m
Twin tape
Bar code grid dimension 30 mm / 40 mm

 

Go directly to FBPS 600i article selection

Downloads

Access guarding at skillet transfer area
FBPS 600i – Safe barcode positioning system – Flyer (PDF, ~1 MB)
Safety – Product overview (PDF, ~7 MB)
Area guarding of linear transfer cars