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ADVANCED INFORMATION Laser Operator’s Manual...
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Contents in this technical document can be changed without any notice due to the product modification. In the absence of confirmation by device specification sheets, Z-LASER takes no responsibility for any defects that may occur in equipment using any Z-LASER devices.
Product Date: Page: 2018.09.19 6 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 1 Introduction The ZX is a customizable laser module especially designed for high demanding industrial applications, such as inspection, machine vision, sensing, medical technology, food industry or pinpoint laser positioning tasks.
Quickstart guide and safety instructions with download link for the manual Figure 1: scope of delivery - shipping box, ZX laser module & quickstart guide If any of these components are missing, please contact Z-LASER and do not try to operate the product! Save the shipping box and packing material for further shipping needs.
ESD, though reasonable handling is essential. Particular attention has to be paid to the correct electrical connection. Please see chapter 3.1 Electrical interfaces / Pinning for appropriate instructions. Please contact the Z-LASER service department in case of uncertainties. Operation requirements and specifications Feature...
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Product Date: Page: 2018.09.19 10 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 NOTE The laser driver unit (LDU) will stop laser emission, if the ZX module is operated outside the above specified temperature range.
Product Date: Page: 2018.09.19 11 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 2 Laser Safety Your safety is of the highest importance to us. Please read and follow the following laser safety information before using this product.
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Product Date: Page: 2018.09.19 12 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 These hazards can be avoided by a proper understanding of the equipment and by following safe procedures.
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Product Date: Page: 2018.09.19 13 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Emergency Shutoff: An emergency shutoff switch must be available to the operator or the assistant to rapidly shutdown the equipment.
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Product Date: Page: 2018.09.19 14 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 From the German BGV B2 (Unfallverhütungsvorschrift “Laserstrahlung”): Lasereinrichtungen müssen entsprechend ihrer Klasse und Verwendung mit den für einen sicheren Betrieb erforderlichen Schutzeinrichtungen ausgerüstet sein (§4 Abs.
Product Date: Page: 2018.09.19 15 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 3 Operating the laser module CAUTION NOTE Please stick to the instructions given in this user manual when operating the ZX laser module.
Product Date: Page: 2018.09.19 16 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 First steps to a basic operation of the laser module could be as follows: Use the clamping area of your ZX20 module to mount it on a proper heatsink (for clamping area please see chapter 6 Drawings).
Product Date: Page: 2018.09.19 18 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 CAUTION NOTE The analog modulation input (default Pin 4) has an internal pull-up resistor. This leads to 100% of rated laser output power if the pin is not driven by an external source.
When the TWI interface is used, external pull-up resistors must be implemented. Note: not all implemented telegrams are documented due to low relevance to customer use cases. A full documentation is available on request. Please contact Z-LASER. 3.4.1 UART Interface ...
Product Date: Page: 2018.09.19 20 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 The ASCII representation of the UART-frames is identical to the hexadecimal representation of the TWI-frames. Even the device-ID must be transmitted when UART is used; see light green telegram byte for TWI transmissions below.
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Product Date: Page: 2018.09.19 21 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Feature Reference The default device-ID of the laser module is 0x88 (WR). It can be permanently re- programmed however (see below, always depicted in light green) Standard TWI telegrams are supported;...
Product Date: Page: 2018.09.19 22 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 The CRC calculation is based on the following polynomial: x^16 +x^12 + x^5 + 1 (0x1021) -> CRC-CCITT...
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Product Date: Page: 2018.09.19 23 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 4. To change e.g. the optical output power to 50% you have to send the “SET_POWER_VALUE_IN_PERC”...
Product Date: Page: 2018.09.19 25 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 0xA4 Get_Part_Number reads the part number of the LDU by 9 ASCII bytes (0x30…0x39). reads the maximal output power (@100% value) in 1/100mW as...
Product Date: Page: 2018.09.19 26 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 3.4.6 List of read telegrams Command-Set-Version: 0.3 Feature Password protection GET_LASER_CURRENT - reads the laser current as unsigned integer value (2 bytes) in mA.
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Product Date: Page: 2018.09.19 27 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 GET_LD_LIFETIME - reads the laser diodes accumulated operating hours as unsigned integer value (2 bytes) in hours...
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Product Date: Page: 2018.09.19 28 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 GET_MAX_WARN_TEMP - reads the upper temperature limit that triggers a temperature warning as signed character in °C...
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Product Date: Page: 2018.09.19 29 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Bit 9 ERROR_TWI Bit 10 ERROR_UART Bit 11 ERROR_HEARTBEAT_MISSING (MMCU-SMCU crosscheck) Bit 12 ERROR_MISSING_CALIB Bit 13...
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Product Date: Page: 2018.09.19 30 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 GET_DIGITAL_MOD_ON_OFF - returns the status of the digital modulation. (unsigned character: 0 = digital modulation off, 1 = digital modulation on).
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Product Date: Page: 2018.09.19 31 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 GET_PART_NO – reads the part number of the LDU by 9 ASCII bytes (0x30…0x39). protection...
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Product Date: Page: 2018.09.19 32 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 GET_SERIAL_NO - get the serial number of LDU by 10 ASCII bytes (0x30…0x39). protection WR-Device-ID...
Product Date: Page: 2018.09.19 33 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 3.4.7 List of write telegrams Command-Set-Version: 0.3 Feature Reference SET_CONFIG_MODE - selects a configuration for the connector pins. If a device is set...
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Product Date: Page: 2018.09.19 35 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 SET_POWER_VALUE_IN_PERC - programs the optical output power value as percentage (unsigned character – single byte) of nominal laser power. This Command protection will be ignored in case of activated Analog Modulation.
Product Date: Page: 2018.09.19 36 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 SET_REVERT_POW_FACTOR – Sets the optical output power to 100% and saves it as User PW default value.
Product Date: Page: 2018.09.19 37 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 How to control the laser The driver electronics of the “ZX” laser module has a digital control interface; it can statically be controlled via TWI or UART.
Product Date: Page: 2018.09.19 38 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 LED status indication Note: the LED’s are placed close to the connector at the back end of the laser module.
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Product Date: Page: 2018.09.19 39 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 corresponds with error code. If there are Pulse 1 Pulse 2 Pulse n more than one error pending, only the first that occurred is displayed.
Product Date: Page: 2018.09.19 40 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 4 System Safety functions The ZX laser driver unit (LDU) features HW and SW functions to support a fail-safe laser system. The software of the main microcontroller unit (MMCU) has no capability to switch on the laser on its own.
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Product Date: Page: 2018.09.19 41 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Safety surveillance functions are tested to ensure that no single failures are accumulated. In every system startup the following functions are self-tested as well as typical failure conditions.
This section explains the procedure to install Z-Remote. Follow the steps described below when ZFSM Remote is not installed at your PC. 1. Download the Z-Remote from Z-Laser homepage. 2. Double-click “Z-Remote-Installer\Volume\setup.exe” 3. You can select the folder you want to install Z-Remote. Click Next>>...
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Product Date: Page: 2018.09.19 43 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 4. The following window gives you a summary of the parts to be installed. Click the Next>>...
Product Date: Page: 2018.09.19 44 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Start Z-Remote Connect the ZX module with your PC and start Z-Remote (see 3.1). 2. Use the pull-down menus in the interface section to select the communication protocol (e.g.
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Product Date: Page: 2018.09.19 45 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 7. Press “OK” button. 8. Switch on or power cycle the ZX module within the next 15 sec to set up a connection.
Product Date: Page: 2018.09.19 46 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Control elements of remote section 5.5.1 Interface Use both controls to select a communication protocol and the COM port assigned to the ZX module.
Product Date: Page: 2018.09.19 47 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 5.5.4 Connect Button Use this button to connect/disconnect the laser module. 5.5.5 Optical Power Control This item controls the optical output power.
Product Date: Page: 2018.09.19 50 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Configuration Mode Select Section 5.9.1 Configuration Modes Select Control Use this control to select one of the available Configuration Modes.
Product Date: Page: 2018.09.19 51 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Command Wizard Tab By using the Command Wizard you can build all available commands manually. This Wizard can help you to develop own communication interfaces for ZX modules.
Product Date: Page: 2018.09.19 52 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 Send Data Bytes 5.11.4 Array with all data bytes required for selected command. The number of displayed bytes is related to the selected command.
Figure 8: ZX nameplate Laser class label: Z-Laser declares the conformity to a laser safety class according to EN ISO 60825-1 only for the complete product entity. Whenever this entity is changed the laser safety class is voided. Merzhauser Str. 134 ~ 79100 Freiburg ~ Tel.: +49-(0)761-29644-44 ~ Fax: +49-(0)761-29644-55 info@z-laser.de ~...
The laser modules are shipped with enough headroom for an operating time of at least 10,000 hours. Z-Laser can guarantee a MTTF of at least 10,000 hours for the ZX laser module when operated within the specified temperature limits. Most likely the MTTF is significantly higher.
Product Date: Page: 2018.09.19 60 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 11 Disposal The ZX laser product is an electronic device that must not be disposed via ordinary waste bins.
Product Date: Page: 2018.09.19 61 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 12 Declaration of Conformity Conformity to EMC standards refers only to complete ZX modules and does not include customer cabling.
Product Date: Page: 2018.09.19 62 of 62 Operation manual Author: Z-Laser Optoelektronik GmbH Merzhauser Str. 134 Document-ID: UI-ZL-140011-0.9-2018-09-19 CSCH D-79100 Freiburg Tel.: (0761)29644-44 Fax: (0761)29644-55/56 13 Glossary ADC: Analog to Digital Converter DAC: Digital to Analog Converter Continuous wave GUI: Graphical user interface, represented by the “Z-Remote”...
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