Printers
L1 Printer

Features

15min

Stats

Dimensions: 930 x 1140 x 1970/2730 mm door closed/open (37 x 45 x 78/107 in)

Weight: 730 kg ( 1600 lbs)

Build Envelope: 400 x 250 x 460 mm (15.7 x 9.8 x 18.1 in)

Pixel Size: 160 µm

For information about facility requirements for installation and technical drawings, please see Facility Requirements, L1 Printer.

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Exterior

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The door is the curved, transparent yellow barrier that encloses and protects the build area.

  • The door moves up and down and is activated using the capacitive touch sensor located at waist-level on either side of the machine.
  • The door protects your part from ambient UV light as well as protecting against dust or objects interfering with the printing process.
  • The door sensors are disabled during printing and forcing open the door will automatically abort your print.
  • The door will close automatically upon starting a print.
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Parts are printed in the build area. Operators will primarily interact with components in this part of the printer during daily operation. The major components of the build area are:

  • platform
  • cassette

More information on the Build Area are provided in a detailed diagram below.

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The body is the portion of the printer below the build area. It is clad with white sheet metal.

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The foot is the base of the printer.

  • There are four leveling feet used to stabilize the printer.
  • The coolant inlet and outlet connections are located on the back of the printer.
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In case of emergency, press the Emergency Stop button. When pressed, power will be cut to most printer systems and all printer motion will cease.

  • Your in-progress print will be lost if the Emergency Stop button is pushed. Any partially printed parts will need to be discarded and reprinted.
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The display shows the printer’s status and has buttons for performing basic functions.

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The foot switch, located underneath the front edge of the printer, allows the user to start a print by placing their foot under the printer and lifting up.

  • Note: This is different from Carbon's M series printers which used a non-contact switch.
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This is a capacitive touch sensor located at waist-level on either side of the machine. Touching the sensor will open the door.

  • The door sensors are disabled during printing and forcing open the door will automatically abort your print.

Build Area

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The build arm holds the platform and moves it vertically during printing.

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The platform is a removable appliance with a flat surface upon which parts are printed.

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The cassette is a highly engineered optical device that is a critical component of the Digital Light Synthesis™ platform. It is a removable appliance that holds the liquid resin used to make parts.

  • The window must be properly maintained to ensure print quality. Improper maintenance or damage to the window will reduce print quality and may result in failed prints and production delays.
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The deck is the flat surface that lines the bottom of the build area. The cassette rests upon the printer deck.

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Turns green when the platform is properly installed onto the build arm.

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Turns green when the cassette is properly seated on the deck schunks.

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This is an opening in the deck that is typically covered by the cassette. UV light from the light engine passes up through this space onto the cassette window.

More information provided below.

Back Panel and Top

During normal use, you shouldn’t need to touch the back of the printer, but you will need access to reset the printer or perform routine maintenance.

The top of the L1 printer has a number of important connections. All connections must be made and properly supplied for the printer to function.

Do not attempt to open or remove any of the printer panels.

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The reset button must be pushed during power cycling or when recovering from an emergency stop.

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The L1 printer requires coolant for proper operation. The inlet and outlet ports are located at the base of the printer.

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The power switch must be turned on to supply power to the printer.

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Standard RJ-45 port for connecting the printer to your network.

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Intake fans bring ambient air into the printer.

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Air from the build area is passed through the exhaust duct at the top of the printer.

  • The printer must be connected to mechanical ventilation.
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IEC 60309 Blue P+N+E, 6h, 32 A Power socket for the printer.

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The L1 printer must be connected to an oxygen generator for proper functioning.

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The L1 printer requires a connection to compressed air.

  • Air Inlet: 3/8 NPT female bulkhead connector

Cassette

The cassette sits on the deck and holds liquid resin during printing. The transparent window in the center creates the dead zone that unlocks the speed and quality of the Digital Light Synthesis™ process. During printing, light from the light engine in the body of the L1 printer shines through the window and cures liquid resin to build parts.

The window must be properly maintained to ensure print quality. Improper maintenance or damage to the window will reduce print quality and may result in failed prints and production delays.

  • The cassette is installed/removed from the L1 printer and transported with the cassette cart.
    • Due to its weight, use caution whenever manually moving the cassette.
  • When the cassette is not in use, it should be stored in the printer with the door closed or in the cassette hotel.
    • For long term storage, keep the cassette protected in the original case.
  • Types
    • C2 cassette should be used for printing rigid materials to avoid print void/bubble defects.
    • B1 cassette should be used for printing elastomeric materials. These cassettes can provide faster print times for these material types.
      • In general, both B1 and C2 windows have similar print quality/print success on elastomers.
  • Weight
    • L1 C2: 20.4 kg (45.0 lbs)
    • L1 B1: 20.4 kg (45.0 lbs)
    • Legacy Type B L1 cassettes (no graduation marks): Approximately 27 kg (60 lbs)
  • Dimensions: 604 mm x 440 mm x 86.7 mm (23.8” x 17.3” x 3.4”)
  • Resin Capacity
    • L1 C2: 3.7 L
    • L1 B1: 3.7 L
    • Legacy Type B L1 cassettes (no graduation marks): 2.7 L
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Underside of the cassette

The underside of the cassette contains mating features and schunks. Care must be taken not to damage or contaminate any of these features during handling or storage.

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For measuring, containing and carrying resin.

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Graduation lines indicate volume in milliliters. The lines may be used as an approximation of resin amount when dispensing. (Other options also available.)

Legacy B1_L1 cassettes have no graduation marks and a resin capacity of 2.7 L.

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The window in the bottom of the cassette allows light and air to pass through into the resin during printing.

The transparent window is not a simple piece of glass. It is a complex light- and oxygen-permeable membrane that is precious and delicate, like the surface of your eye.

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The seam is where the window meets the frame.

Do not use sharp tools to clean residual resin from the seam as this will damage the window.

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There are handles on both sides of the cassette frame above the guide slots. The cassette can be gripped using these features.

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The cassette cart connects with the cassette via these features.

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Unique identifier used to record specific print history.

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This feature wirelessly communicates the cassette's unique serial number to compatible Carbon hardware.

Platform

The platform is a flat surface upon which parts are printed. It is held in place by the build arm which moves vertically to build parts. When printing is completed, the platform is removed from printer so that parts can be detached from the platform then washed and cured.

  • The platform has a rounded front handle that extends from the front and integrated side grips on either side.
  • The platform can be scratched by steel tools such as the yellow scraper when removing parts.
    • Keep all bladed tools parallel with the platform during part removal to minimize chances of damaging the platform.
    • Scratches and dings on the platform’s printing surface will show on parts where they contact the platform.
  • Dents, bumps, and scratches on the platform can damage the window of the cassette. It is critical to clean it carefully and always treat the platform gently. Inspect the platform for damage before loading into the printer.
  • Weight: 4.95 kg (10.9 lbs)
  • Dimensions: 480 mm x 319 mm x 88.5 mm (18.9” x 12.6” x 3.5”)
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The flat surface of the platform where parts are built.

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The side grips are especially useful for loading the platform into the platform arm.

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These features on the underside of the platform slide onto the build arm and hold it in place during printing.

Build Arm

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The build arm extends from the back of the build area over the cassette. It holds the platform and moves it vertically during printing.

  • Four schunks are located on the underside of the build arm. These features ensure that the platform is properly aligned during printing.

Deck and Projection Volume

The deck is the floor of the build area.

  • The four schunks on the deck are mounting points for the cassette. They ensure that the cassette is precisely installed for accurate printing.
  • The light engine spill window (not pictured) is located below the deck surface, at the bottom of the projection volume. It protects the light engine's sensitive electronics from spills and debris.
  • The silver heating element spans the projection volume opening. It is used to warm certain resins during printing to decrease viscosity. Use caution with the heating element as it may be hot.
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Display

The display shows the printer’s status and has buttons for performing basic functions.

When printing, the display shows the UV image projected into the resin as well as the remaining printing time. When the printer isn’t printing, the display shows the current status.

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The screen displays status information about the L1 and builds.

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Scrolls up when presented with a list of options on the screen.

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Opens an additional options menu. Also scrolls down when presented with a list of options on the screen.

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Starts a queued print.

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Aborts a print. A non-emergency option for quickly stopping a print

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Starts a queued print.

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Aborts a print. A non-emergency option for quickly stopping a print

Power Supply Cable

  • The regionally specific power supply cable (and any applicable adapters) can be obtained separately from Carbon by contacting your Account Manager or Sales Operations via email at [email protected].
  • ⚠️ The printer must be grounded. In the event of a malfunction or breakdown, grounding will reduce the risk of electric shock by providing a path of least resistance for electric current.
  • The power supply cable is equipped with a cord having an equipment-grounding conductor and a grounding plug. The plug must be plugged into an appropriate outlet that is installed and grounded in accordance with all local codes and ordinances.
  • To connect the printer to the main supply, plug the power cable into the appropriately installed and grounded outlet in your facility. No additional protective earthing methods are necessary.
  • Check with a qualified electrician if you are in doubt whether the printer is properly grounded. Do not modify the plug provided with the power supply cable; if it will not fit the outlet, have a proper outlet installed by a qualified electrician.