Difference between revisions of "ESR"

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== ESR - Engine, Standard Resolution ==
The ESR is our leading unenclosed desktop printer.
 
[[File:ENG.jpg|300px]]
 
== Technical Data ==
 
Technical specifications and accessory compatibility for printers currently shipping are detailed in the comparison chart on the '''[[Printer Overview]]''' page.
 
== History ==
 
All improvements introduced were implemented to the existing line, obsoleting previous versions (with no price increases):
 
* The Engine was introduced during our 2012 Kickstarter campaign with five different configurations:
** E1 Tinkerer: one filament head, no heated bed, no computer
** E2 Hobbyist: one filament head, heated bed, no computer
** E3 Apprentice: one filament head, heated bed, computer - this became the standard model after the Kickstarter
** E4 Journeyman: two filament heads, heated bed, computer
** E5 Professional: four filament heads, heated bed, computer
* The ESR (Engine, Standard Resolution) name changed in 2016 to avoid confusion with the new EHR (Engine, High Resolution)
* The ESR v2 began shipping in January 2021, equipped with better motors with closed-loop feedback and quieter operation.
* As of June 2021, all units are CE marked.
 
== Internals ==
 
Here is an explanation of the internal electronics of the ESR; click any images for larger versions:
 
=== Tablet Interface Board ===
 
Tablet Interface Board (with STM407 Motion Controller) has Internal and External Ports.
 
The current board, circa 2021.
 
[[File:30M_ESR_TIB_2021.png|600px]]


The ESR is our leading unenclosed desktop printer.
=== Spine Board ===


[[File:ENG.jpg|600px]]
The Spine Board has Axis Control Internal and External Ports.


For reference, the initial Engine configurations were as follows:
The new board, circa 2021.
{| border="1" class="wikitable"
|+ <span style="color:red">OLD Engine Model Comparison - DISCONTINUED</span>
! Model
! E1 <br/> Tinkerer <br> <span style="color:red">DISCONTINUED</span>
! E2 <br/> Hobbyist <br> <span style="color:red">DISCONTINUED</span>
! E3 <br/> Apprentice <br> <span style="color:green">SEE Engine SR</span>
! E4 <br/> Journeyman <br> <span style="color:red">DISCONTINUED</span>
! E5 <br/> Professional <br> <span style="color:red">DISCONTINUED</span>
|- style="text-align:center;"
! Heated Build Platform
| no || yes || yes || yes || yes
|- style="text-align:center;"
! Integrated PC <br/> & Touchscreen <br/> or Tablet PC
| no || no || yes || yes || yes
|- style="text-align:center;"
! Initial Heads
| 1 || 1 || 1 || 2 || 4
|- style="text-align:center;"
! Maximum Heads
| 4 || 4 || 4 || 4 || 4
|}


== Technical Data ==
[[File:Spine_orig.jpg|600px]]
=== Adjustments ===   
* Speed of travel (at slicing or in g-code editor)
* Layer thickness (at slicing)
* Volume of flow per unit distance (at slicing or in g-code editor)
* Extruder temperature (at slicing, in g-code editor, or manually during build) (MK-1, VOL-25)
* Cooling Fan speed (at slicing, in g-code editor, or manually during build (MK-1, QS-1)
* HotBed Temperature (at slicing, in g-code editor, or manually during build)


''Or, is tabular better?''
The original board, most recent revision.


{| border="1" class="wikitable"
[[File:Spine_orig.jpg|600px]]
|+ Adjustments
! Metric
! Units
! During Slicing
! In G-Code Editor
! GUI During Build
|-
! Speed of Travel
| mm/min || yes || yes || no
|-
! Layer Thickness
| mm || yes || no || no
|-
! Flow Rate
| nL/sec || yes || yes || yes
|-
! Extruder Temperature
| °C || yes || yes || yes
|-
! Fan Speed
| % of max || yes || yes || yes
|-
! HotBed
| °C || yes || yes || yes
|-
|}

Latest revision as of 14:01, 24 June 2021

The ESR is our leading unenclosed desktop printer.

ENG.jpg

Technical Data

Technical specifications and accessory compatibility for printers currently shipping are detailed in the comparison chart on the Printer Overview page.

History

All improvements introduced were implemented to the existing line, obsoleting previous versions (with no price increases):

  • The Engine was introduced during our 2012 Kickstarter campaign with five different configurations:
    • E1 Tinkerer: one filament head, no heated bed, no computer
    • E2 Hobbyist: one filament head, heated bed, no computer
    • E3 Apprentice: one filament head, heated bed, computer - this became the standard model after the Kickstarter
    • E4 Journeyman: two filament heads, heated bed, computer
    • E5 Professional: four filament heads, heated bed, computer
  • The ESR (Engine, Standard Resolution) name changed in 2016 to avoid confusion with the new EHR (Engine, High Resolution)
  • The ESR v2 began shipping in January 2021, equipped with better motors with closed-loop feedback and quieter operation.
  • As of June 2021, all units are CE marked.

Internals

Here is an explanation of the internal electronics of the ESR; click any images for larger versions:

Tablet Interface Board

Tablet Interface Board (with STM407 Motion Controller) has Internal and External Ports.

The current board, circa 2021.

30M ESR TIB 2021.png

Spine Board

The Spine Board has Axis Control Internal and External Ports.

The new board, circa 2021.

Spine orig.jpg

The original board, most recent revision.

Spine orig.jpg

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