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      Model R112 rotary incremental encoder
      Models R119 and R120 rotary incremental encoders
      Models 9111S and 9211S rotary incremental encoders    
      Models R135 and R137 rotary incremental encoders
      Model 7700 kit rotary incremental encoder
      Model R258 rotary incremental encoder
      Model R260 dual-shaft rotary incremental encoder
      Models 9120 and 9220 rotary incremental encoders
      Models 9125S and 9225S rotary incremental encoders
      Models 8135S and 8235S rotary incremental encoders
      Models 8x35H hollow shaft incremental encoders
      Models 8460 and 8560 angle encoders
  
   Model 9710 modular incremental encoder
      Models HR2B and HR2C high resolution interpolators     
      Model ISC3N incremental interface card     
      HD heavy duty enclosure       
      Accessories


     Model R112 rotary incremental encoder  
                                                                     PDF Download  中文/English


   Only 12 mm x 24 mm
   Up to 8,000 cycles/rev (32,000 counts rev after 4X quadrature decode)
   Quarter-cycle gated index
   Shaft or blind hollow shaft versions


     Models R119 and R120 rotary incremental encoders  
                                                                    PDF Download  中文/English

  
Only ?" dia x ?" long ( 19 mm x 19 mm )
   Up to 10,240 cycles/rev (40,960 counts rev after 4X quadrature decode)
   Quarter-cycle gated index
   Shaft or blind hollow shaft versions

     Models 9111S and 9211S rotary incremental encoders  
                                                                     PDF Download  中文/English
   1.06" dia x 1.8" long body; 1/8" shaft dia
   Up to 1800 cycles/rev (A quad B) at 100 kHz with internal electronics
   Up to 36,000 cycles/rev (A quad B) at 1 MHz with external electronics
   Buffered sinusoid or RS-422 output
   Two accuracy grades

     Models R135 and R137 rotary incremental encoders 
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   R135

   35 mm dia. x 30 mm long body; IP54
   R137
   37 mm dia. x 37 mm long body; IP64
   S 型
   4 mm , 1/8" or 1/4" dia Shaft
   B 型
   fits over user's 3 mm dia shaft; includes flexible stator coupling (tether mount)
   C 型
   fits over user's 3 mm dia shaft; includes built-in flexible stator coupling (tether mount)
   Up to 36,000 cycles/rev (A quad B) with internal electronics
   Hollow-shaft versions have been produced to specific customer requirements


     Model 7700 kit rotary incremental encoder  
                                                                      
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   Compact: 0.5" tall x 1.7" dia. (max)
   Up to 5,000 cycles per rev.
   Optional commutation tracks eliminates the need for hall effect feedback for brushless motors
   125 kHz frequency response
   -40°F to 212°F ( -40°C to 100°C )

     Model R258 rotary incremental encoder  
                                                                     
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   58 mm dia x 36.7 mm long body; environmentally sealed
   Robust design
   Standard with 5,000 lines on the disc, differential photocurrent output and +/- 13 arcsec accuracy 
   Note: higher linecounts and resolutions available (including internal interpolation IC option), as well as various outputs and connectors.
 

     Model R260 dual-shaft rotary incremental encoder
                                                                      PDF Download  中文/English

   60 mm dia x 80.9 mm long body; environmentally sealed
   Dual-shaft design
   Standard with 5,000 lines on the disc, differential photocurrent output and +/- 13 arcsec accuracy 
   Note : higher linecounts and resolutions available (including internal interpolation IC option), as well as various outputs and connectors. 


     Models 9120 and 9220 rotary incremental encoders   
                                                                     PDF Download  中文/English

   1.94" dia x 1.48" long body; environmentally sealed
   S version: 1/4" shaft dia; available with optional bell flange and rotary shaft coupling for shafts up to 10mm dia
   B version: fits over user's shaft up to 10mm or 3/8" dia; includes flexible stator coupling (tether mount)
   Up to 36,000 cycles/rev (A quad B) at 500 kHz with internal electronics (model 9220), or 4500 cycles/rev at 100 kHz (model 9120); index is standard
   Watchdog circuit to detect encoder faults (model
  9220)
   RS-422 differential line driver output
   Two accuracy grades


     Models 9125S and 9225S rotary incremental encoders 
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   2.5" dia x 2.7" long (max) body; 3/8" shaft dia
   Up to 50,000 cycles/rev (A quad B) at 300 kHz with internal electronics
   Single-board, surface-mount electronics
   RS-422 differential line driver output
   MS connector (side or end) available
   Integral pinion shaft option
   Three accuracy grades
   Extra environmental protection


     Models 8135S and 8235S rotary incremental encoders 
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   3.5" dia x 2.8" long (max) body; 3/8" shaft dia
   Up to 90,000 cycles/rev (A quad B) at 500 kHz with internal electronics
   Up to 225,000 cycles/rev (A quad B) at 1 MHz with external electronics
   Buffered sinusoid (11,250 cycles/rev max), TTL, open collector or RS-422 output
   MS connector (side or end) available
   Two accuracy grades


     Models 8x35H hollow shaft incremental encoders           
                  
                                                   PDF Download  中文/English

   3.5" dia x 2.4" long body; fits shafts up to 1.20" dia
   Internal bellows-type precision flexible shaft coupling
   Up to 90,000 cycles/rev (A quad B) at 500 kHz with internal electronics
   Up to 225,000 cycles/rev (A quad B) at 1 MHz with external electronics
   Buffered sinusoid (11,250 cycles/rev max), TTL, open collector or RS-422 output
   Three accuracy grades


     Models 8460 and 8560 angle encoders     
                                                                     
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   S 型
   4-mm shaft dia

   H 型
   50-mm dia through hole

   6" dia x 2.0" long body
   900,000 cycles/rev (A quad B) at 3 MHz (0.0001° resolution) with internal electronics
   Accuracy to ±2 (8460) or ±1 arcseconds (8560)
   Watchdog circuit to detect encoder faults
   RS-422 line driver output


     Model 9710 modular incremental encoder        
                                                                     
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   Discs up to 30" dia
   Line counts up to 36,000
   Quadrature output up to 20X disc line count  with HR2B/C electronics
   Model 9710 has Virtual Absolute and vacuum compatible options

     Models HR2B and HR2C high resolution interpolators  
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   Available with models 9710 and 9717
   Generates quadrature square waves at any 1, 2, 5, 10 or 20 times the line count on the disc or scale
   Watchdog output constantly monitors read-head signal quality
   RS-422 differential line driver output
   Available as unhoused boards for integration with user's electronics, or in a 4.9" x 3.7" x 1.7" enclosure


     Model ISC3N incremental interface card 
                                                                     
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   Provides an interface between an IBM? PC or compatible computer and most incremental encoders
   Handles up to 3 encoders simultaneously
   Includes a comprehensive User's Manual and a 3.5" diskette with test and utility software along with example programs

     HD heavy duty enclosure                    PDF Download  中文/English

   Extremely robust housing to protect Model 925 encoders
   Separate shaft/bearing assembly completely isolates the encoder from external shaft loads, shock, vibration and contamination
   4" dia x 9.4" long, 5/8" shaft dia

     Accessories                                PDF Download  中文/English


   As a convenience to our customers, GPI offers various accessories to make it easier to install and use our encoders.  
  These include:
  Digital displays: incremental and absolute
   Mating connectors
   Cable assemblies
   Shaft couplings - check out our SCA coupling datasheet
   Mounting flanges