Wilhelm Appenzeller
Founder
Experience
Mar 2025 - Jul 2025
5 monthsHazardous Waste Sorting Plant
- Programming and commissioning of a hazardous waste sorting plant.
- Control via S7-1515F with Schneider frequency inverters, IFM IO-Link systems, belt scales, and various safety modules via Profinet.
- Plant operation via TP2200.
- Technologies: TIA Portal V20, WinCC Comfort (TP2200), Safety Advanced V20.
Jan 2025 - Feb 2025
2 monthsPhoto Paper Development Machine
- Programming and commissioning of a photo paper development machine.
- Control via S7-1510 SP with Siemens Berger Lahr servo drives via Profibus.
- Plant operation via TP700.
- Technologies: TIA Portal V20, WinCC Comfort (TP700).
Oct 2024 - Dec 2025
3 monthsRoll Cutter
- Programming and commissioning of a roll cutting machine.
- Control via S7-1510 SP with Siemens S210 servo drives via Profinet.
- Plant operation via KTP700.
- Technologies: TIA Portal V19, WinCC Comfort (KTP700), Startdrive V19.
Sep 2024 - Oct 2024
2 months2-Component Mixing Plant
- Programming and commissioning of a 2-component mixing plant.
- Control via S7-1510 SP with Siemens G120C inverters via Profinet.
- Plant operation via TP1200.
- Technologies: TIA Portal V18 SP2, WinCC Comfort (TP1200), Startdrive V18.
Aug 2024 - Aug 2024
1 monthPower Plant Expansion
- Expanding existing communication in a heating power plant between various switchgear and the Siemens T3000 control room.
- Technologies: TIA Portal V15, WinCC Comfort (TP1200).
Apr 2024 - Jul 2024
4 monthsTube Punching Machine
- Programming and commissioning of a tube punching machine.
- Control via S7-1512 SP F with Siemens S210 servos via Profinet.
- Safety evaluation via Safety.
- Control of SEW frequency inverter and plant operation via TP1200.
- Technologies: TIA Portal V18 SP2, WinCC Comfort (TP1200), Startdrive V18, SEW Movietools, Siemens Safety V18.
Feb 2024 - Mar 2024
2 monthsAssembly Line Extension with DMC Reader
- Programming and commissioning of multiple Cognex DMC readers.
- Data evaluation and telegram exchange with the control room for further data processing.
- Technologies: TIA Portal V15 SP1, WinCC Comfort (TP1200).
Oct 2023 - Jan 2024
4 monthsCrane Systems Optimization
- Programming and commissioning of 2 fully automatic heavy-duty cranes for transporting pipe bundles (~5 t) between workstations.
- Technologies: TIA Portal V17 SP1, WinCC Comfort (TP1900), Step 7 V5.6, SEW Movietools for busposi parameterization, Profibus/Profinet components.
May 2023 - Sep 2023
5 monthsHydrogen Cylinder Transfer System
- Programming and commissioning of a Kuka robot line for loading/unloading hydrogen cylinders and processing.
- Programming of various interfaces.
- Technologies: TIA Portal V18 SP1, WinCC Comfort (TP1200), Safety Advanced, Profinet communication.
Mar 2023 - Apr 2023
2 monthsMixing Plant Programming and Commissioning
- Programming and commissioning of a mixing plant.
- Technology used: TIA Portal V17.0 with Simatic G120C inverters via Profinet.
- Operation via Simatic HMI KTP900.
- Technologies: TIA Portal V17, WinCC V17, Simatic Startdrive V17.
Feb 2023 - Feb 2023
1 monthExhaust Air System Programming and Commissioning
- Programming and commissioning of an exhaust air system.
- Technology used: TIA Portal V17.0 with S7-1200 modules as decentralized I/O.
- Operation via Simatic HMI KTP1200.
- Technologies: TIA Portal V17, WinCC V17.
Oct 2022 - Feb 2023
5 monthsHeat Treatment Oven Programming and Commissioning
- Programming and commissioning of a heat treatment oven.
- Technology used: TIA Portal V16.0 with PAC 3200 energy measurement devices and other Profinet modules.
- Operation via Simatic HMI TP1200 Comfort.
- Technologies: TIA Portal V16, WinCC V16.
Jun 2022 - Sep 2022
4 monthsProduction Line Programming for the Automotive Industry
- Programming of a production line for car seats in the automotive industry.
- Technology used: TIA Portal V15.1 with Rexroth IndraDrive drives and various Festo Profinet modules.
- Operation via Simatic HMI KTP900F MOBILE.
- Technologies: TIA Portal V15.1, WinCC V15, Rexroth IndraDrive servos, Miyachi welding machines.
May 2022 - May 2022
1 monthNew Package Format Integration
- Extending a packaging line for a new package format.
- Technology used: TIA Portal V17 with SEW MDX61 drives and various Profinet modules.
- Operation via Simatic TP1500.
- Technologies: TIA Portal V17, WinCC V17.
Feb 2022 - Apr 2022
3 monthsPaper Development Machine Upgrade
- Replacement of ~35-year-old control boards and motor cards.
- Use of Berger Lahr servo drives, controlled by TIA S7-1500 modules, operated via Simatic TP1200.
- Technologies: TIA Portal V17, WinCC V17.
Jan 2021 - Jan 2022
1 monthData Interface Programming
- Programming a data interface for the exchange of 500 data points via IO Device to the control room.
- Technologies: TIA Portal V17.
Dec 2021 - Dec 2021
1 monthCO2 Fire Extinguishing System Programming
- Programming a trailer-based fire extinguishing system for fire-fighting.
- Technologies: TIA Portal V17.
May 2021 - Nov 2021
7 monthsReplacement of Several Simatic S5-135 U Controls
- Project conversion of S5 logic functions and adjustments of various PI controllers in TIA Portal V17.
- Upgrading plant operation from WinCC 7.2 to WinCC 7.5.
- Complete project execution including hardware exchange and commissioning.
Feb 2021 - Mar 2021
2 monthsIEC60870-5 Interface Programming
- Programming an IEC60870-5 interface to control setpoints via Modbus TCP in a photovoltaic plant.
- Technologies: TIA Portal V16, Simatic CP for Ethernet connection to the control room using IEC60870-5.
Jun 2020 - Jan 2021
8 months4-Axis Portal Programming
- Programming and visualization of a 4-axis portal palletizer.
- Connection to the control room via TCP-IP.
- Technologies: TIA Portal V16, WinCC Comfort (TP1200), Simatic CP for Ethernet, Simatic S120 servos, MV504 camera for position evaluation.
Feb 2020 - May 2020
4 monthsSubway Station Refurbishment
- Programming and visualization of various switchgears in a subway station.
- Connection of switchgear via Profibus to the building and network control system.
- Technologies: TIA Portal V16, WinCC Comfort (TP1500), Simatic CP via Profibus, Danfoss inverters, Rosenberg EC fans.
Nov 2019 - Jan 2020
3 monthsMachine Modernization
- Replacing an S5-115 U control in a packaging line with a current S7-1500 series.
- Replacing various motors and using SEW motors with frequency inverters.
- Technologies: TIA Portal V15.1 UP3, WinCC Comfort (TP1500), Simatic 1513 CPU, SEW inverters via Profinet.
Jun 2019 - Nov 2019
6 monthsResidual Waste Sorting Plant
- Programming and visualization of a residual waste sorting plant with ~150 drives, including feed bunker, screens, sorting machines, discharge belts, etc.
- Safety programming with 80 emergency stop buttons.
- Technologies: TIA Portal V15.1 UP2, WinCC Comfort (TP2200), Simatic 1516F CPU, 20 Schneider ATV 930 inverters via Profinet.
Feb 2019 - May 2019
4 monthsHeating Power Plant in Bavaria
- Programming and visualization of various switchgears in a biomass power plant.
- Connection via Profinet to Siemens T3000 control room.
- Technologies: TIA Portal V15.1 UP2, WinCC Comfort (TP1500), various Simatic F modules, Simatic CP, LTE router for remote access.
Jan 2019 - Feb 2019
2 monthsFood Industry Mixing and Filling Plant
- Programming and visualization of a fully automatic mixing and filling plant for soy-based oil blends, including commissioning.
- Technologies: TIA Portal V15 SP1 UP2, WinCC Comfort (TP1500), Siwarex weighing, Siemens VC20 inverters.
May 2018 - Jan 2019
9 monthsMigration of Projects to TIA Portal
- Programming and commissioning of various Step 7 projects including HMI to current TIA Portal due to discontinued operator panels.
- Technologies: TIA Portal V15 SP1 UP1, WinCC Comfort (TP700–1500), Safety Advanced, Profinet/Profibus modules.
Aug 2017 - Apr 2018
9 monthsAutomotive Industry Rear Hatch Actuators
- Programming and visualization of the assembly line for automatic rear hatch drives for Mercedes E-Class.
- Technologies: TIA Portal V14 SP1 UP2, WinCC Comfort (TP1200), Safety Advanced, Profinet/Profibus modules, Siemens S110 servos.
Oct 2016 - Aug 2017
11 monthsMigration of Projects to TIA Portal (Duplicate)
- Programming and commissioning of various Step 7 projects including HMI to current TIA Portal due to discontinued operator panels.
- Technologies: TIA Portal V14 SP1 UP2, WinCC Comfort (TP700–1500), Safety Advanced, Profinet/Profibus modules.
Aug 2015 - Oct 2016
1 year 3 monthsCNC Machine Loading System
- Programming and commissioning of a Kuka robot line for loading/unloading gearbox blanks and further processing.
- Programming data traceability with backup on customer server.
- Technologies: TIA Portal V13 SP1 UP8, WinCC Comfort (TP1200), Safety Advanced, Profinet communication.
Oct 2014 - May 2015
8 monthsAutomotive Engine Console Assembly
- Programming and visualization of the assembly line for engine consoles of the new BMW 7 Series.
- Technologies: Step 7 V5.5, WinCC Flexible 2008, Siemens G120 servos.
Aug 2014 - Sep 2014
2 monthsFood Industry Decontamination Plant
- Programming and visualization of a bacteria decontamination plant.
- Programming test sequence with TIA Portal.
- Operation via Simatic TP1200.
- Delivery and installation of control cabinet.
- Commissioning on site.
- Technologies: TIA Portal V13, WinCC Comfort.
Mar 2014 - Jul 2015
1 year 5 monthsMetallic Waste Sorting Plant
- Programming and visualization of a sorting plant with ~80 drives for sorting nonferrous metals, gold, silver raw materials, rare earths.
- Safety Advanced programming.
- TIA Portal Smart Drive programming.
- Profinet communication.
- Technologies: TIA Portal V13 SP1 UP2, WinCC Comfort (TP1900), Safety Advanced, TIA Portal Smart Drive, Profinet.
Mar 2014 - Jul 2014
5 monthsPrinting Industry PID Control
- Programming and visualization of 32 PID controllers for controlling inlet/outlet on a 70 m web printing machine.
- Operation and monitoring via WinCC V7.2 in the control room.
- Technologies: Step 7 V5.5, WinCC V7.2, Profinet.
Jan 2014 - Feb 2014
2 monthsHVAC Burner Test Plant
- Programming and visualization of a test plant for gas burner controls, including delivery and installation of control cabinet, and on-site commissioning.
- Technologies: TIA Portal V12, WinCC Comfort.
Nov 2013 - Dec 2014
2 monthsMining Industry Coal Handling
- Upgrading switchgear for raw coal handling from ship unloading to blast furnace bunkers.
- Technologies: Step 7 V5.5, WinCC V7.0, Profinet.
Jun 2013 - Oct 2013
5 monthsPrinting Industry Exhaust Air Control
- Programming and visualization of an exhaust air control system for contaminated process air combustion.
- Technologies: TIA Portal V12, WinCC Comfort.
Jan 2013 - May 2013
5 monthsAutomotive VW UP Valve Control Assembly
- Programming assembly line including visualization for assembling the valve control of VW UP.
- Technologies: Step 7 V5.5, WinCC Flexible 2008, Siemens G120 servos.
Jan 2010 - Dec 2013
2 years Lorem ipsum dolor sit amet
ITS GmbH
- Programming machine controls for customer Wachendorff Process Technology.
- Quality assurance according to electrical protection class tests IPX5K–IPX6K.
- Speed7 control from Vipa (equivalent to Simatic S7).
- Machine operation.
- Data logging and reporting with INvisu PMS by Epro.
- Technologies: S7, IN```VISU PMS, LENZE frequency inverters.
Sep 2010 - Dec 2010
4 months8-Tank Photo Paper Development Machine Software Development and Commissioning
- Software development for a photo paper development machine.
- Software creation and commissioning at the customer.
- Programming with Simatic S7.
- Operation via TP177 B.
- Programming Berger Lahr servo drives.
- Technologies: SIMATIC S7, TP177 B.
Apr 2010 - Aug 2010
5 months Munich, Germany
Load Management Programming for CHP Plants
Stadtwerke München
- Programming load management for new combined heat and power plants in the Munich utility area.
- Control of units via Simatic S7.
- Data exchange via Profibus DP.
- Operation via PC577B Siemens Panel PC with WinCC Flexible.
- Industry Context: universities, authorities, associations, institutes.
- Technologies: S7, WinCC Flexible, DP.
Jan 2009 - Jul 2010
7 months Lorem ipsum dolor sit amet
ITS GmbH
- Programming machine controls for quality assurance according to electrical protection class tests IPX3K–IPX9K.
- Speed7 control from Vipa (equivalent to Simatic S7).
- Machine operation.
- Data logging and reporting with INvisu PMS by Epro.
- Technologies: S7, IN```VISU, PMS.
Sep 2009 - Dec 2009
4 months Düsseldorf, Germany
Energy Supply Expansion
Düsseldorf Airport
- Expansion of the airport’s energy supply by installing 2 CHP units (2 MW total).
- Central unit control and monitoring with ABB 800F and Digivis operator stations.
- Connection to Düsseldorf control room with ABB Operate IT.
- Industry Context: transport and logistics.
- Technologies: ABB 800F, ABB Operate IT.
Feb 2009 - May 2009
4 monthsRaw Material Processing Optimization
- Optimization of plant sap production in the pharmaceutical industry for natural product medicines.
- Industry Context: raw material processing.
- Technologies: S7-300, WinCC HMI, add-on modules, PM Quality.
Jan 2009 - Mar 2009
3 months Cologne, Germany
Ebertplatz Subway Station Climate Control
- Climate control in Ebertplatz subway station with Simatic S7-300, control room via WinCC.
- EPLAN creation and documentation with EPLAN V5.8.
- Industry Context: plant engineering.
- Technologies: WinCC Flexible 2008, SIMATIC S7-300, EPLAN V5.8.
Jan 2009 - Jan 2009
1 monthPhoto Paper Development Machine Software Development and Commissioning
- Software development for a photo paper development machine.
- Software creation and commissioning at the customer.
- Programming with Simatic S7.
- Operation via TP177 B.
- Programming Berger Lahr servo drives.
- Industry Context: mechanical engineering.
- Technologies: SIMATIC S7, TP177 B.
Oct 2008 - Dec 2009
3 monthsConveyor Control Project and Programming
Hella
- Project planning and programming of conveyor controls for SMD pick-and-place machines.
- Programming Simatic S7 and HMI with WinCC Flexible.
- Industry Context: mechanical engineering.
- Technologies: SMD, S7, WinCC.
Aug 1998 - Feb 2005
6 years 7 months Kevelaer, Germany
Head of Electrical Design
Wolf GmbH
- Preparing offers for switchgear construction.
- Supervising and final inspection of switchgear.
- Programming plant controls based on Simatic S7 (300/400).
- HMI device configuration with WinCC or Allen Bradley ControlLogix.
- Visualization project planning with PanelBuilder.
- Commissioning with customers.
- Technologies: SIMATIC S7, WinCC, Allen Bradley ControlLogix.
Summary
Appenzeller Engineering was founded in 2008 as an independent manufacturer in the field of industrial automation technology.
Our main tasks are PLC programming and the related operator interfaces from various manufacturers.
We handle complete project execution at the manufacturer’s facility or on the customer’s site, rounding out our profile.
Use our more than 25 years of experience in special machine construction for your projects as well. Kerncompetencies
- Simatic S5 / S7 Classic (Ladder, FBD, STL)
- Simatic TIA Portal (Ladder, FBD, STL, Graph)
- Simatic Safety Advanced
- Drive technology from Siemens, Schneider, SEW, Danfoss, etc.
- Operation with WinCC, WinCC flexible in various device sizes
Alternative control technology on request
Languages
German
Advanced
English
Elementary
Education
Oct 1986 - Dec 1992
University of Applied Sciences Krefeld
Dipl.-Ing. · Electrical Engineering · Krefeld, Germany · good
Aug 1985 - Jul 1986
Technical Secondary School (FOS 12)
Kleve, Germany
Aug 1983 - Jan 1985
Technical Professional College
Kleve, Germany
Certifications & licenses
VASS V6 Standard Certification
VW Training Center Zwickau
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