Difference between revisions of "EHR"

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== EHR - Engine, High Resolution ==
 
== EHR - Engine, High Resolution ==
  
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The Engine is the unenclosed model, and may be configured as follows:
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The EHR is our High Resolution unenclosed printer designed for bioprinting on the desktop or inside of a fume hood.
  
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{| border="1" class="wikitable" style="text-align: center"
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[[File:EHR.jpg|300px]]
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|+ CURRENT Engine Model Comparison - as of January, 2021
 
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! Model
 
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! Engine SR <br> Standard Resolution
 
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! Engine HR <br> High Resolution
 
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|-
 
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! Image
 
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| <gallery>File:ENG.jpg</gallery> || <gallery>File:EHR.png</gallery>
 
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|-
 
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! Heated Build Platform
 
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| yes || yes
 
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|-
 
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! Integrated Tablet PC
 
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| yes || yes
 
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|-
 
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! Initial Heads
 
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| 1 || 1
 
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|-
 
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! Maximum Heads
 
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| 4 || 3
 
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|-
 
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! X/Y-Axes Motion Control
 
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| Belts || Precision Ball Screws
 
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|-
 
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! Z-Axis Motion Control
 
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| Precision Ball Screw || Precision Ball Screw
 
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|-
 
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! Positional Resolution <br> X / Y / Z in μm
 
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| <10 / <10 / <1 || <1.25 / <1.25 / <1
 
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|-
 
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! Positional Accuracy <br> X / Y / Z in μm
 
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| <50 / <50 / <10 || <12 / <12 / <10
 
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|-
 
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! Positional Repeatability <br> X / Y / Z in μm
 
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|  <25 / <25 / <5 || <12 / <12 / <5
 
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|-
 
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! Precise X/Y Output <br> for Bioplots
 
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| 100 μm lines <br> 200 μm spacing || '''50 μm lines <br> 100 μm spacing'''
 
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|-
 
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! Precise Z output <br> for Bioplots
 
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| 25 μm layers || 25 μm layers
 
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|-
 
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|}
 
  
 +
== History ==
  
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For reference, the initial Engine configurations were as follows:
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* The EHR was introduced in 2016, equipped with precision ball screws in all axes. It is able to print in wellplates and fits in fume hoods.
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{| border="1" class="wikitable"
 
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|+ <span style="color:red">OLD Engine Model Comparison - DISCONTINUED</span>
 
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! Model
 
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! E1 <br/> Tinkerer <br> <span style="color:red">DISCONTINUED</span>
 
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! E2 <br/> Hobbyist <br> <span style="color:red">DISCONTINUED</span>
 
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! E3 <br/> Apprentice <br> <span style="color:green">SEE Engine SR</span>
 
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! E4 <br/> Journeyman <br> <span style="color:red">DISCONTINUED</span>
 
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! E5 <br/> Professional <br> <span style="color:red">DISCONTINUED</span>
 
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|- style="text-align:center;"
 
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! Heated Build Platform
 
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| no || yes || yes || yes || yes
 
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|- style="text-align:center;"
 
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! Integrated PC <br/> & Touchscreen <br/> or Tablet PC
 
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| no || no || yes || yes || yes
 
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|- style="text-align:center;"
 
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! Initial Heads
 
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| 1 || 1 || 1 || 2 || 4
 
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|- style="text-align:center;"
 
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! Maximum Heads
 
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| 4 || 4 || 4 || 4 || 4
 
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|}
 
  
 
== Technical Data ==
 
== Technical Data ==
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=== Adjustments ===   
 
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* Speed of travel (at slicing or in g-code editor)
 
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* Layer thickness (at slicing)
 
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* Volume of flow per unit distance (at slicing or in g-code editor)
 
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* Extruder temperature (at slicing, in g-code editor, or manually during build) (MK-1, VOL-25)
 
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* Cooling Fan speed (at slicing, in g-code editor, or manually during build (MK-1, QS-1)
 
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* HotBed Temperature (at slicing, in g-code editor, or manually during build)
 
  
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''Or, is tabular better?''
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Technical specifications and accessory compatibility for printers currently shipping are detailed in the comparison chart on the '''[[Printer Overview]]''' page.
 +
 
 +
== Adjustments ==   
  
 
{| border="1" class="wikitable"
 
{| border="1" class="wikitable"

Revision as of 17:34, 29 January 2021

EHR - Engine, High Resolution

The EHR is our High Resolution unenclosed printer designed for bioprinting on the desktop or inside of a fume hood.

300px

History

  • The EHR was introduced in 2016, equipped with precision ball screws in all axes. It is able to print in wellplates and fits in fume hoods.

Technical Data

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

Adjustments

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
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