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electronic:actuator:servo:r2dg [2020/01/13 03:28] – tonyelectronic:actuator:servo:r2dg [2026/09/25 20:38] (current) – tony
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-{{ :electronic:servo:.jpg?150|Omron R2DG-38}} +{{ :electronic:actuator:servo:p1129230a.jpg?150|Omron R2DG-38}} 
-^  Servo Description  ||| +^  Servo Description   || 
-^Model| |**R2DG-38**| +^Model|**R2DG-38**| 
-^Manufacturer| |Omron| +^Manufacturer|Omron| 
-^Drive method| |unipolar 6 wire| +^Recovered from|Apple Mac 3.5" floppy disk drive, [[:electronic:equipment:fdd:mpf75w|MP-F75W-11G]]| 
-^Number of phases| |4| +^Voltage|2.5V - 5V| 
-^Winding colours| |white-brown-red, blue-brown-yellow| +^Modulation|-| 
-^Step angle|(deg)/step|0.9((from the specs for the 5V version of this drive))| +^Pulse width|-| 
-^Voltage|V|12?| +^Pulse cycle|-| 
-^Current|A/phase|-| +^Rotational range|180º| 
-^Winding resistance|ohm/phase|70| +^Torque| | 
-^Inductance|mH/phase|-| +^ | | 
-^Holding torque|mN*m|-| +^Speed| | 
-^Detent torque|mN*m|-| +^ | | 
-^Rotor inertia|g*cm*cm|-| +^Rotation| | 
-^Weight|g|-| +^Motor type| | 
-^Insulation Class| |-| +^Gear material|Nylon| 
-^Insulation resistance| |-| +^Spline count| | 
-^Dielectric strength| |-| +^Connector type| | 
-^Operating temperature range|(deg)C|-| +^Weight|25 gm| 
-^Allowable temperature rise|(deg)|-|+^Dimensions  (l*w*h)| | 
 + 
 +Takes 40mA unloaded in unmodified condition (ie resistor in place). 
 +\\ 
 + 
 +===== Additional info ===== 
 +  * http://solarbotics.net/bftgu/tutorials_omron_hack.html 
 +  * http://solarbotics.net/library/pieces/parts_mech_grmotors_c_omro.html
  
 \\ \\
 ---- ----
-==== Examples ==== +===== Schematics ===== 
-From Apple 3,5 inch floppy drive (disk eject motor) :+{{electronic:actuator:servo:r2dg_circuit.png?400|Omron R2DG-38 circuit}}
  
-{{:electronic:stepper:.jpg?800|Omron R2DG-38}} 
  
-{{:electronic:stepper:.jpg?800|Omron R2DG-38}}+\\ 
 +---- 
 +===== Examples ===== 
 +^Recovered from Apple 3,5 inch floppy drive (disk eject motor) :^ 
 + 
 +{{electronic:actuator:servo:p1129230a.jpg?800|Omron R2DG-38 overview}} 
 + 
 +{{electronic:actuator:servo:p1129227a.jpg?800|Omron R2DG-38 top}} 
 + 
 +{{electronic:actuator:servo:p1129228a.jpg?800|Omron R2DG-38 bottom}} 
 +   
 +\\ 
 +---- 
 +===== Tear down ===== 
 +{{electronic:actuator:servo:p2129458a.jpg?800|Omron R2DG-38 gear cover removed}} 
 + 
 +{{electronic:actuator:servo:p2129461a.jpg?800|Omron R2DG-38 gear cover removed}}
  
-{{:electronic:stepper:.jpg?800|Omron R2DG-38}}+{{electronic:actuator:servo:p2129467a.jpg?400|Omron R2DG-38 small gear top}}{{electronic:actuator:servo:p2129466a.jpg?400|Omron R2DG-38 small gear bottom}}
  
-{{:electronic:stepper:5.jpg?800|Omron R2DG-38}}+{{electronic:actuator:servo:p2129471a.jpg?400|Omron R2DG-38 small gear overview}}
  
-===== Other resources =====+{{electronic:actuator:servo:p1129236a.jpg?400|Omron R2DG-38 connector}}
  

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electronic/actuator/servo/r2dg.1578886117.txt.gz · Last modified: 2020/01/13 03:28 by tony
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