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Leuze BPS 8 SM 102 Original Operating Instructions
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Leuze BPS 8 SM 102 Original Operating Instructions

Bar code positioning system
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Original operating instructions
BPS 8
Bar Code Positioning System
We reserve the right to make technical changes
EN • 2020-10-20 • 50105556

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Summary of Contents for Leuze BPS 8 SM 102

  • Page 1 Original operating instructions BPS 8 Bar Code Positioning System We reserve the right to make technical changes EN • 2020-10-20 • 50105556...
  • Page 2 © 2020 Leuze electronic GmbH & Co. KG In der Braike 1 D-73277 Owen / Germany Phone: +49 7021 573-0 Fax: +49 7021 573-199 http://www.leuze.com info@leuze.com Leuze electronic GmbH + Co. KG BPS 8...
  • Page 3 Termination of the RS 485 interface ........45 Leuze electronic GmbH + Co. KG...
  • Page 4 12.2 Type overview: Bar code tape ..........88 Leuze electronic GmbH + Co. KG...
  • Page 5 13.1 EC Declaration of Conformity ..........92 Leuze electronic GmbH + Co. KG...
  • Page 6 IO or I/O Input/Output International Protection Light Emitting Diode Modular connection unit Control bar code National Electric Code Protective Earth Power – Supply voltage Underwriters Laboratories Ultraviolet light Table 1.1: Terms and abbreviations Leuze electronic GmbH + Co. KG BPS 8...
  • Page 7 CAUTION Use only approved bar code tapes! The bar code tapes approved by Leuze and listed as accessories are an essential part of the measurement system. Bar code tapes not approved by Leuze are not allowed.
  • Page 8  Do not carry out modifications or otherwise interfere with the device. The device must not be tampered with and must not be changed in any way.  The use of a bar code tape not approved by Leuze is equivalent to an intervention in or change to the device/measurement system.
  • Page 9  There are no user-serviceable parts inside the device. Repairs must only be performed by Leuze electronic GmbH + Co. KG.  If the scanner motor fails during the emission of laser radiation, the limit value of laser class 2 in accordance with IEC 60825-1:2014 could be exceeded.
  • Page 10 <420 µs <420 µs Wavelength: 655 nm 655 nm CLASS 2 LASER PRODUCT IEC 60825-1:2014 Complies with 21 CFR 1040.10 IEC 60825-1:2014 Figure 2.2: Laser warning and information signs – supplied stick-on labels Leuze electronic GmbH + Co. KG BPS 8...
  • Page 11 Mechanical data Degree of protection IP 67 Weight Dimensions (H x W x D) 48 x 40.3 x 15mm (BPS 8 SM 102…), 61 x 51 x 17.4mm (BPS 8 SM 100…) Housing Diecast zinc Leuze electronic GmbH + Co. KG...
  • Page 12 These sensors shall be used with UL Listed Cable assemblies rated 30V, 0.5A min, in the field installation, or equiva- lent (categories: CYJV/CYJV7 or PVVA/PVVA7) c) Depends on the transmission protocol and on the configured resolution. Table 3.1: General specifications Leuze electronic GmbH + Co. KG BPS 8...
  • Page 13 Technical data of BPS 8 Dimensioned drawings BPS 8 SM 102… with front beam exit Thread depth: Thread depth: Turning connector, turnable 90° Indicator diodes (B1: status LED, B2: decode LED) Scanning beam, divergence max. 5mm at 150 mm reading distance Optical axis Figure 3.1:...
  • Page 14 Turning connector, turnable 90° Indicator LEDs (B1: status LED, B2: decode LED) Scanning beam, divergence max. 5mm at 150 mm reading distance Optical axis Figure 3.2: BPS 8 SM 100-01 dimensioned drawing Leuze electronic GmbH + Co. KG BPS 8...
  • Page 15 70 80 90 100 110 120 130 140 150 160 170 Reading distance [mm] Figure 3.3: Reading field curve BPS 8 SM 102 with front beam exit BPS 8 SM 100 with lateral beam exit Working range BPS 8 SM 100...
  • Page 16 • M12 socket for connection of the BPS 8 all dimensions in mm M12 socket, 5-pin, A-coded M12 connector, 5-pin, A-coded FE connection Figure 4.1: Dimensioned drawing and pin assignment of the MA 8.1 connection unit Leuze electronic GmbH + Co. KG BPS 8...
  • Page 17 Ethernet • MA 248i PROFINET • MA 235i CANopen • MA 238i EtherCAT • MA 255i DeviceNet • MA 258i Ethernet/IP You can find more detailed information on the gateways at www.leuze.com. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 18 • Special tapes longer than 300 m are delivered wound on multiple rolls. An entry wizard is available for special tapes on the Leuze website under the "BPS 8 - Acces- sories" heading. The entry wizard provides support when entering the individual pieces of tape data and creates a query or order form with the correct part number and type designation.
  • Page 19 Special BCB G30 ... tapes are available in mm height increments between 20 and 140 mm. An entry wizard is available for special tapes on the Leuze website under devices "BPS 8 - Accessories". The entry wizard provides support when entering the individual pieces of tape data and creates a query or order form.
  • Page 20 30 mm grid is used (default), then the control/marker bar code must also be inserted in the 30 mm grid. With a 40 mm grid, a 40 mm control/marker bar code is used. NOTE Keep the gap between the BCBs that are switched between as small as possible. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 21 BCB is switched to – provided the BPS 8 has the next position bar code in the scanning beamsee figure 5.4. This means the output position value is always uniquely assigned to the preceding or subsequent BCB. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 22 The minimum distance between two marker bar codes is determined by the distance between the BPS 8 and bar code tape and the resulting length of the scanning beam. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 23 The marker bar code must be positioned within the BPS 8's detection range. NOTE If position bar codes are arranged in the detection area of the scanning beam before and after the marker bar code, the position calculation is continued without interruption. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 24 Self-extinguishing after 15 s, does not drip Surface Grease-free, dry, clean, smooth Mechanical properties Scratch and wipe resistant, UV resistant, moisture resistant, partly chemical resistant Table 5.1: Technical data of the BCB G30 ... bar code tape Leuze electronic GmbH + Co. KG BPS 8...
  • Page 25 Dimensioned drawing for position, control and marker bar codes 000018 000021 000024 all dimensions in mm Figure 5.6: Dimensioned drawing for position, control and marker bar codes in a 30 mm grid Leuze electronic GmbH + Co. KG BPS 8...
  • Page 26 30 mm grid (see see chapter 5.1).  When using the position bar code with the value ’000000’, negative values are output for position measurements to the left of the label. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 27 Without the MVS control bar code, the switching point is subject to hysteresis in the event of alternating directions of travel (see chapter 5.2 "BCB G30 ... control bar code MVS"). Leuze electronic GmbH + Co. KG BPS 8...
  • Page 28 If a bar code tape was damaged, e.g., by falling parts, you can download a repair kit for the BCB from the Internet (see chapter 6.1.4 "BCB repair with repair kit"). Use the bar code tape created with the repair kit only temporarily as an emergency solution. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 29  Ensure that there are matt, bright surfaces behind the fanning in the BCB curves. Polished, reflective, and high-gloss surfaces in the scanning beam may impair the measure- ment quality of the BPS. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 30 Self-printed bar code tape should not remain in the system on a permanent basis.  An entry wizard is available for repair tapes on the Leuze website under devices "BPS 8 - Accessories". The entry wizard provides support when entering the individual pieces of tape data and creates a query or order form for the desired repair tape.
  • Page 31 3. Check that the printed values increase by 3. 30 mm 000036 000039 000042 000045 000048 000051 Figure 6.6: Checking the print results of the repair kit (30 mm grid) Leuze electronic GmbH + Co. KG BPS 8...
  • Page 32 Ensure that the scanning beam is always incident on the BCB when the system is moving. BPS 8 system components to be attached/installed Figure 6.8: BPS 8 system components Leuze electronic GmbH + Co. KG BPS 8...
  • Page 33 For order guide, please refer to see chapter 12.6 on see page 90. NOTE The angles of inclination required for device arrangement are not integrated with this mounting device, in contrast with the BT 8-01. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 34 Mounting and installation Figure 6.10: BT 8-0 mounting device Leuze electronic GmbH + Co. KG BPS 8...
  • Page 35  Make certain that there is only one control or marker bar code in the scanning beam at a time. The minimum distance between two control bar codes is determined by the distance between the BPS and bar code tape and the resulting length of the scanning beam. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 36 = 5° for a tape height of 30mm or 25mm Reading distance BT 8-01 mounting bracket Figure 6.11: Beam exit and device arrangement of the BPS 8 SM 102 NOTE Angle of inclination!  For the mounting, an angle of inclination of •...
  • Page 37 • the BPS is guided parallel to the tape. • the permitted working range is not exited. NOTE For further information on mounting the bar code tape, please refer to see chapter 6.1 on see page 26. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 38 8.5.4 and see chapter 8.5.5, see page 59 et seq. CAUTION Degree of protection IP 67! Degree of protection IP 67 is achieved only if the connectors and caps are screwed into place! Leuze electronic GmbH + Co. KG BPS 8...
  • Page 39 10 m Absolutely required, sheath of a shielded line BPS 8/MA 8… - Host RS 485 25 m Absolutely required, shielded Switching input 10 m Not necessary Switching output 10 m Not necessary Leuze electronic GmbH + Co. KG BPS 8...
  • Page 40 MA 8.1 – Pin assignment PWR IN HOST/RS 232 connector CAUTION Degree of protection IP 67! Degree of protection IP 67 is achieved only if the connectors and caps are screwed into place! Leuze electronic GmbH + Co. KG BPS 8...
  • Page 41 2 is not assigned. Otherwise, the switching output is not protected against feed- back on the switching input. If the inverted sensor output lies on pin 2, erroneous behavior of the switching output will result. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 42 PWR IN HOST/RS232 socket. CAUTION Connect functional earth!  Ensure that the functional earth (FE) is connected correctly. Fault-free operation is only guaranteed if the functional earth is connected properly. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 43 Switching output GND for the sensor system SWOUT SWIN Switching input SW IN/OUT M12 socket Functional earth (A-coded) Thread Functional earth (housing) Figure 7.8: MA 8-01/MA 8-02 – Pin assignment SW IN/OUT socket Leuze electronic GmbH + Co. KG BPS 8...
  • Page 44 RS 232 receiving line BCL / BPS SWIN/ Programmable switching input/output of the BPS 8 M12 socket SWOUT (A-coded) Thread Functional earth (housing) Figure 7.10: MA 8-01/MA 8-02 – Pin assignment BCL/BPS socket Leuze electronic GmbH + Co. KG BPS 8...
  • Page 45 MA 8-01: MA 8-02: RS 485 receive/transmit data RS 485 B B-line, PIN 2 MA 8-02: MA 8-01: 47 k Figure 7.11: Termination of the RS 485 interface in the MA 8-01/MA 8-02 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 46 RS 485 interface. All settings regarding the protocols and device parameters may be individually configured using the BPS Configuration Tool software. NOTE The current version of the BPS Configuration Tool can be downloaded from the Leuze home page at www.leuze.com. NOTE Detailed information on the electrical connection can be found in see chapter 7 "Electrical...
  • Page 47 To install the tool, double click on the Setup.exe file and follow the instructions. After the program has been successfully installed and started, the left side shows the default project Leuze electronic. In this project, every possible device has already been created.
  • Page 48 To view the technical description of the device, click on the symbol. All parameters that were changed, i.e. that deviate from the Leuze factory settings, have a yellow back- ground or frame color or are marked with the symbol for better orientation.
  • Page 49 Command name: description of the symbol's command. Command: actual command sequence. Click the Accept button and the new commands appear in the right third of the terminal window below the permanently defined symbols. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 50  Right click and select Communication. In the Communication properties window that opens, carry out the respective changes. If the settings were changed, the Leuze standard parameters can be reselected by clicking on the button. MA 8-01/MA 8-02 connection unit The MA 8-01/MA 8-02 connection unit is not relevant for the configuration and is thus not explicitly supported in the BPS Configuration Tool.
  • Page 51 Measurement values are output cyclically; time must be subsequently speci- fied: yyyy = Time specification in ms. Example: MMT0500. Measurement values are output via the service interface in a time interval of 500ms. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 52 MM-. PC20 Resets all parameters in the BPS 8 to Leuze default values. Version query, or puts the device into service mode. This requires a "V" to be transmitted during the initialization phase of the BPS 8.
  • Page 53 (the switching input must be programmed for this purpose) Time period after which the scanning beam is 0 … 65,535 10,000 Maximum poll- switched off if no polling ing interval takes place. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 54 Binary protocol 1, 4, 6 4,294,967mm 10,000,000 mm 10,000,000mm 10,000,000mm (32 data bits) Binary protocol 2 1,677,721mm 167,772mm 16,777mm 10,000,000mm (24 data bits) Binary protocol 3 2,097,152mm 209,715mm 20,971mm 2,097mm (21 data bits) Leuze electronic GmbH + Co. KG BPS 8...
  • Page 55 To activate this function, the preset mode must be switched on. The preset value is always entered in units of mm, independent of the resolution setting. The scaling factor has no effect on the static preset value. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 56 Offset function no longer affects the position value. The offset is not reactivated until the preset function is canceled. The offset value is entered in mm. When entering the offset value, the scaling factor parameter must be taken into account. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 57 Value range Default Unit In the case of failure, 0: Zero Position value retain the last position 1: Last valid – – in the case of value or output zero. position value failure Leuze electronic GmbH + Co. KG BPS 8...
  • Page 58 13: 9 data bits, no parity, 1 stop bit 17: Binary protocol 2 18: Binary protocol 3 Setting the protocol 19: Binary protocol 1 – – type. Protocol 20: Binary protocol 4 23: Binary protocol 6 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 59 – – 1: Yes (active low) Inversion HIGH level is interpreted as an internal LOW level. This parameter controls 0: Off the release of the – – 1: On Mode switching input. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 60 • Low level at the switching input stops the position measurement. 8.5.5 Switching output Figure 8.10: Switching output tab Description: Within this tab, the mode of operation of the digital switching output is defined. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 61 - erroneous measure- Position detec- ment tion - successful measure- Position detec- ment tion NOTE The events of the switch-on function and switch-off function are both linked to one another with a logical OR. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 62 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Request byte SIN- SLEEP M XOR combination Exclusive OR combination of byte 0 with 00 (repetition of the request byte) Leuze electronic GmbH + Co. KG BPS 8...
  • Page 63 Bit 2 Bit 1 Bit 0 Status byte SLEEP MM Data byte 1 Data byte 2 Data byte 3 Data byte 4 XOR combination Bitwise exclusive OR combination of bytes 0 to 4 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 64 For more detailed information on marker bar codes, see see chapter 5.3 "Marker bar codes" on see page 22. Example: output of marker data Marker bar code: AA1 Data byte 2 = A = 41 = 01000001 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 65 Bit 2 Bit 1 Bit 0 Status byte SLEEP MM Data byte 1 Data byte 2 Data byte 3 Data byte 4 XOR combination Exclusive OR combination of bytes 0 to 4 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 66 This process toggles the data as long as the MM bit is set to 1, and the memory contains marker data. The MM status information does not depend on the BPS' speed or on the control's clock rate. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 67 Possible diagnostic data: E01 = interface problem E02 = motor problem E03 = laser problem E04 = internal problem E05 = position value outside of measurement range E09 = invalid control bar code Leuze electronic GmbH + Co. KG BPS 8...
  • Page 68 Number of data bits Number of start bits Number of stop bits Parity None Addressing 0 … 3 Operating mode RS232 half duplex Handshake None Table 9.2: BPS 8 SM 10x-02 data format Leuze electronic GmbH + Co. KG BPS 8...
  • Page 69 Only ever one of the S2, S1, S0 bits should be set in the request byte, because the BPS can only respond to one request. If several bits are set, the function with the highest priority is executed. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 70 The marker data are output as an ASCII hex value in the data bytes 1 … 3. Data byte 1: First marker bar code character (capital letter A, B, C, D, E, F, G) Leuze electronic GmbH + Co. KG BPS 8...
  • Page 71 Data byte 2 Data byte 3 XOR combination Bitwise exclusive OR combination of bytes 0 to 3 Repetition of data byte 1 Repetition of data byte 2 Repetition of data byte 3 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 72 This process toggles the M bit in the status byte as long as there is a marker in the detection range. The marker information does not depend on the BPS' speed or on the control's clock rate. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 73 E02 = motor problem E03 = laser problem E04 = internal problem E05 = position data outside of measurement range E09 = invalid control bar code Example: output of diagnostic data Diagnostic data: E05 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 74 Request telegram to the BPS 8 SM 10x-03 The request telegram consists of one byte. Request telegram structure Byte Designation Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Request byte Leuze electronic GmbH + Co. KG BPS 8...
  • Page 75 Priority of the bits in the request byte: • Priority 1: Diagnostic data request • Priority 2: Standby request • Priority 3: Position data request 9.3.3 BPS 8 SM 10x-03 response telegram The response telegram consists of 5 bytes. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 76 E01 = interface problem E02 = motor problem E03 = laser problem E04 = internal problem E05 = position data outside of measurement range E09 = invalid control bar code Example: output of diagnostic data Leuze electronic GmbH + Co. KG BPS 8...
  • Page 77 Request telegram structure Byte Designation Bit 8 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Target address (BPS) Source address (host) Length (without checksum) 0 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 78 F0 to F7. The function identifier is entered in the response telegram. If the function identifiers is defined, the BPS executes the desired function and sends the associated response telegram to the control. The following function identifiers are currently defined: Leuze electronic GmbH + Co. KG BPS 8...
  • Page 79 Length of the response telegram (number of data bytes 0…7 + status byte), Value permanently at 5 (4 data bytes + 1 status byte) – None Without function, bit permanently set to 0 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 80 ) = Internal error 0101 (5 ) = Request contains invalid data 0110 (6 ) … 1110 (14 ) = Not currently used 1111 (15 ) = Activation of positioning mode running (BUSY) Leuze electronic GmbH + Co. KG BPS 8...
  • Page 81 With the BPS Configuration Tool, the user can individually adapt the binary protocols 1 and 6 to the specific requirements of the application. The binary protocols 2, 3 and 4, on the other hand, have a fixed structure and cannot be modified. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 82 It is advisable to set only one bit in the request byte, as the BPS can only answer one request at a time. If several bits are set, the function with the highest priority is executed. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 83 The position data are output in two's complement as a 32-bit signed integer value by default in millimeters with a resolution of 1 mm (see chapter 8.5.2 "Position detection") NOTE The P00 data bit corresponds to the LSB, the P31 data bit corresponds to the MSB. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 84 Bit 3 Bit 2 Bit 1 Bit 0 Status byte Data byte 1 Data byte 2 Data byte 3 Data byte 4 XOR combination Exclusive OR combination of bytes 0 to 4 Leuze electronic GmbH + Co. KG BPS 8...
  • Page 85 Change the angle of the scanning beam  • Scanner positioned in total reflec- Position error by tilting the BPS 8. tion. Check mounting.  • Scanner not properly mounted. Clean BPS 8 window.  Leuze electronic GmbH + Co. KG BPS 8...
  • Page 86 Check grounding concept and connec-  tion to FE. Check max. network expansion as a  • Overall network expansion function of the max. cable lengths. exceeded. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 87  Contact your Leuze distributor or service organization should repairs be required. The addresses can be found at www.leuze.com.  When sending devices to Leuze electronic for repair, please provide an accurate description of the error. 11.3 Disassembling, packing, disposing Repacking For later reuse, the device is to be packed so that it is protected.
  • Page 88 • Special tapes longer than 300 m are delivered wound on multiple rolls. An entry wizard is available for special tapes on the Leuze website under the "BPS 8 - Accessories" heading. The entry wizard provides support when entering the individual pieces of tape data and creates a query or order form with the correct part number and type designation.
  • Page 89 • Twin special tapes longer than 300 m are delivered wound on multiple rolls. An entry wizard is available for twin special tapes on the Leuze website under the "BPS 8 - Accessories" heading. The entry wizard provides support when entering the individual pieces of tape data and creates a query or order form with the correct part number and type designation.
  • Page 90 (for MA 8…) 12.6 Accessories – Mounting device Part no. Type designation Description 50104791 BT 8-01 Mounting bracket 50036196 BT 8-0 Mounting clamp for dovetail on the device, screw connection on the system Leuze electronic GmbH + Co. KG BPS 8...
  • Page 91 Type overview and accessories 12.7 Accessories - Configuration software NOTE The current version of the BPS Configuration Tool can be downloaded from the Leuze home page at www.leuze.com. Leuze electronic GmbH + Co. KG BPS 8...
  • Page 92 The bar code positioning systems of the BPS 8 series have been developed and manufactured in accor- dance with the applicable European standards and directives. The manufacturer of the product, Leuze electronic GmbH + Co. KG in D-73277 Owen, possesses a certi- fied quality assurance system in accordance with ISO 9001.

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