Janz Tec emWEB-7, Hardware Manual

Page 1: ...OTICE All rights reserved by Janz Tec AG No parts of this technical manual may be modified copied or reproduced in any form or by any means for commercial use without the prior written permission of Janz Tec AG Germany All instructions information and specification contained in this manual are for reference only and remain subject to change without announcement Preliminary ...

Page 2: ...icklung Projekte HW emPC emView 12_Zoll emVIEW_abgesetzt doc manual_emweb 7_hardware_software doc Pattern j as entwicklung formulare entwicklung ew ew_manual dot Created ime 08 02 2017 Last Update tka 13 07 2021 Janz Tec AG 2017 Tel 49 5251 1550 0 FAX 49 5251 1550 190 email support janztec com Internet www janztec com ...

Page 3: ...vers 15 5 1 Janz Tec AG Linux Image for emWEB 7 15 5 1 1 Default configurations 15 5 1 2 Disk Partitioning information 15 5 1 3 Overlay filesystem AUFS 15 5 2 Optional Software 16 5 2 1 Google Chromium webbrowser 16 5 2 2 Webmin Configuration Webserver 16 6 Open Source Licensing 18 6 1 Disclaimer 18 6 2 How to obtain the source code 18 6 3 Software packages 18 6 4 Verbatim License Texts 19 6 4 1 B...

Page 4: ...drilling template 11 figure 3 Block diagram for the internal logic 12 figure 4 Power connector 13 figure 5 Removing and replacing coin cell battery 14 Figure 6 Webmin overview 17 Figure 7 webmin kiosk mode 17 List of Tables table 1 emWEB 7 dimensions 10 table 2 Power connector assignment 13 table 3 Display specifications 13 ...

Page 5: ... details about the emWEB 7 Conventions If numbers are specified in this manual they will be either decimal or hexadecimal We use C notation to identify hexadecimal numbers the 0x prefix If we refer to low active signal names they are suffixed by a character Some parts of the text are important These are visually marked with the following signs Some parts of the manual contain notices you have to o...

Page 6: ...MI Human Machine Interface LCD Liquid Crystal Display LVDS Low Voltage Differential Signal Video signal to the TFT display SVGA Super Video Graphic Array SXGA Super EXtended Graphics Array TFT Thin Film Transistor USB Universal Serial Bus UXGA Ultra EXtended Graphics Array VGA Video Graphic Adaptor Video Graphic Array XGA EXtended Graphics Array ...

Page 7: ... connected via an Ethernet interface with the machine network 1 1 Features resistive touch screen PCT optionally 24 V DC power supply Fan less cooling concept Protection rating of the front is IP65 High grade aluminium front Customizable design of the front panel 1 2 Functional Overview The emWEBs are normally delivered with a touch screen And are normally delivered with Debian Linux The power mus...

Page 8: ...r or operate the product until you have closed the housing and tightened all screws WARNING Electrical Shock The IO interfaces connectors of the product are only suited to be connected to SELV circuits Use interfaces connectors for their intended use only 2 2 Ambient and Environmental Conditions WARNING This product does NOT fulfil the requirements for a fire enclosure according to EN 60950 1 in a...

Page 9: ...h the crossed out trash can This means that the products must not be disposed into the domestic garbage Used Janz Tec products have to be recycled properly If in doubt you can return them to Janz Tec at your own expense Refer to https www janztec com recycling or contact Janz Tec under recycling janztec com for more instructions how and where to return the products 3 1 2 Germany All Janz Tec produ...

Page 10: ...kside The package also contains a terminal plug for the power connector The emWEB 7 needs a power source in between 9 to 30V DC for operation The installation of this equipment is allowed for qualified service personnel only Auxiliary existing rules for installation of electrical equipment must be attended to 4 1 Dimensions and mounting information figure 1 emWEB 7 measures The needed cut out meas...

Page 11: ...emWEB 7 Hardware Manual Installation 4 11 Rev 1 1 Janz Tec AG figure 2 emWEB 7 drilling template Not to scale Refers to drawing drill_jig_emw7_rev0 ...

Page 12: ...Technical specification The emWEB 7 has three connectors the main power supply an USB connector and an Ethernet connector Optionally a CAN connector is orderable The figure 3 shows a block diagram of the internal function figure 3 Block diagram for the internal logic ...

Page 13: ... connector is shown in figure 4 and table 2 Pin Description 1 9 32 VDC 2 NC do not connect 3 GND figure 4 Power connector table 2 Power connector assignment 4 2 2 Universal serial bus USB The USB port can be used to connect an USB The length of USB cable must not exceed 5 m 4 2 3 Display The panel is built as a thin film transistor liquid crystal display TFT LCD with a diagonal screen of 7 0 and u...

Page 14: ...e battery is used for backing up the system time when the power supply is removed 1 Turn off the computer properly through the operating system then turn off any external devices 2 Disconnect the power supply from the power inlet and disconnect any external devices 3 Disassemble the housing by removing the located screw on the back side and lifting up the housing Then locate the battery on the Jan...

Page 15: ... The AUFS filesystem is integrated to the custom kernel and enabled in the Debian 8 distribution For further usage instructions please have a look at chapter 5 1 3 Overlay filesystem AUFS 5 1 1 Default configurations The emWEB 7 is delivered with an enabled ssh service During the first start the SSH keys will be created Following the log in credentials are listed but please note that the access fo...

Page 16: ...software in the Janz Tec AG default image for the emWEB 7 5 2 1 Google Chromium webbrowser The used web browser is Chromium with the installed version 51 0 2704 79 Additional packages for the Chromium browser are chromium codecs ffmpeg chromium codecs ffmpeg extra Janz Tec Chrome Extension for automatically redirect the NewTabPage to the webmin configuration page 5 2 2 Webmin Configuration Webserv...

Page 17: ...ted to the filesystem Choose the reboot commit now button to apply the configuration Figure 7 webmin kiosk mode Once the kiosk mode is enabled and a default page is shown at the start up there are following ways to re configure the emWEB 7 1 GUI based modification Apply a keyboard to the emWEB 7 and press Ctrl Shift T This opens a new browser tab and show the navigation bar Open http 127 0 0 1 2 C...

Page 18: ...und below You may obtain the complete Corresponding Source code from us Open Source Compliance Division Janz Tec AG Im Doerener Feld 8 D 33100 Paderborn Email opensource janztec com This offer is valid to anyone in receipt of this information 6 3 Software packages The software contained in this product makes use of the following open source software packages Package License u boot BSD 2 Clause BSD...

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Page 39: ... V RGB vertical stripe Brightness 400 cd m typically Contrast ratio Typ 600 1 typically Viewing angles 60 to 60 H 60 to 60 V Backlight LED Power Supply Input 9 32V DC consumption tbd Housing Height 213 5 mm Width 147 mm Depth 29 9 mm Weight tbd Protection rating IP65 for the front Environmental Specifications assembled system Temperature range 0 55 C operating 20 75 non operating Humidity 0 80 non...

Page 40: ...nual Open Source Licen 37 7 Product History TBD 7 1 Manual History Version Release Date Name Changes V1 0 ime bet Initial release V1 1 2022 06 07 As Safety instructions now chapter 2 Added chapter 3 Intended use and Recycling ...