Skip to content
Features
Very high-performance economical encoder
Low profile—less than 25.4 mm height and 38 mm diameter
Extended temperature operating ranges available
Up to 12-pole commutation optional (for brushless motor control)
Features
Standard Size 25 package (63.5mm x 63.5mm)
Optical technology for high accuracy
Resolutions from 1 to 65,536 PPR (262,144 quadrature counts)
Servo and flange mounting
IP67 sealing available
Features
Standard Size 20 package (50.8mm x 50.8mm)
Flange and servo mounting
Up to 30,000 PPR
35Kg maximum axial and radial shaft loading
IP67 sealing available
Features
The original industry-standard cube
Five versatile housing styles
Single or Quadrature output
New resolutions available to 10,000 PPR
Features
Standard Size 25 package (63.5 x 63.5)
Up to 30,000 PPR
Standard and industrial housings
Servo and flange mounting
IP67 sealing available
Features
Standard "444" Style, 115mm Diameter
Up to 30,000 PPR
Choice of Shaft Sizes
IP64 Sealing Available
Features
Miniature size (38.1mm diameter)
Up to 30,000 PPR
Servo or flange mounting
1 MHz frequency response available
Extended temperature operating range available
Features
Standard Size 58 mounting (58 mm diameter)
Up to 30,000 PPR
36 Kg max. Axial and radial shaft loading
High-temperature option (100° C)
IP65 sealing available
Features
Extra Heavy Duty Mechanical Assembly
Single Ended or Double Ended Shaft
Reversible Face Fixing Option
Incorporates Opto-ASIC Technology
Features
Standard 68mm Diameter Package
Up to 30000 PPR, Opto-Asic Technology
Square Flange Mounting
IP65 Double O-ring Sealed
Features
Transverse Slotted Shaft
Up to 30000 PPR, Opto-Asic Technology
90mm Round Flange with 3 x 4.5mm Dia Fixing Holes at 120° Apart on a 82mm PCD
Double O-ring Sealed
Features
Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000
Reference signal - standard: 1 per shaft revolution
- distance coded: 36 per shaft revolution
Maximum shaft speed 5000 rpm
Maximum shaft load
- radial: 10 N
Accuracy ± 7.5 arc. sec; ± 5.0 arc. sec
Starting torque at 20°C ≤ 0.01 Nm
Rotor moment of inertia < 20x10-6 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 0.7 kg
Operating temperature 0...+50°C
Storage temperature -30...+80°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²
Features
Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000; 36000
Reference signal
- standard: 1 per shaft revolution
- distance coded for z = 18000: 36 per shaft revolution
- distance coded for z = 36000: 72 per shaft revolution
Permissible mech. speed ≤ 1000 rpm
Max. operating speed 300 to 500 rpm
Accuracy ± 2.5 arc. sec
Permissible shaft load - axial: ≤ 30 N
- radial: ≤ 30 N
Starting torque at 20°C ≤ 0.012 Nm
Rotor moment of inertia < 3.7x10-4 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 3.5 kg
Operating temperature 0...+70°C
Storage temperature -30...+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²
Features
Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000; 36000
Reference signal
- standard: 1 per shaft revolution
- distance coded for z = 18000: 36 per shaft revolution
- distance coded for z = 36000: 72 per shaft revolution
Permissible mech. speed ≤ 1000 rpm
Max. operating speed 300 to 500 rpm
Accuracy ± 2.5 arc. sec
Permissible shaft load - axial: 0.02 mm
- radial: 0.02 mm
Starting torque at 20°C ≤ 0.012 Nm
Rotor moment of inertia < 3.7x10-4 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 4.1 kg
Operating temperature 0...+70°C
Storage temperature -30...+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²
Features
Number of output pulses per revolution 3.600.000
Line number on disc (z) 36000
Reference signal
- 1 per shaft revolution
- 36 per shaft revolution
- 72 per shaft revolution
Permissible mech. speed ≤ 1000 rpm
Max. operating speed 300 to 500 rpm
Accuracy ± 2.0 arc. sec
Permissible shaft load - axial: 0.02 mm
- radial: 0.02 mm
Starting torque at 20°C ≤ 0.5 Nm
Rotor moment of inertia < 0.9x10-3 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 4.5 kg
Operating temperature 0...+70°C
Storage temperature -30...+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²
Features
Type: Photoelectric rotary encoder (converts rotational movement into electrical signals)
Function: Incremental (tracks changes in rotation rather than absolute position)
Diameter: Compact size of 28 mm
High resolution: Up to 25,000 output pulses per revolution (providing detailed rotational information)
Benefit: Well-suited for applications with limited space due to its small size
Features
Miniature size (38.1mm diameter)
Up to 30,000 PPR
Servo or flange mounting
1 MHz frequency response available
Extended temperature operating range available
Features
Standard Size 58 mounting (58 mm diameter)
Up to 30,000 PPR
36 Kg max. Axial and radial shaft loading
High-temperature option (100° C)
IP65 sealing available
Features
Standard Size 58 mounting (58 mm diameter)
Up to 30,000 PPR
36 Kg max. Axial and radial shaft loading
High temperature option (100° C)
IP65 sealing available
Features
Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000
Reference signal - standard: 1 per shaft revolution
- distance coded: 36 per shaft revolution
Permissible mech. speed ≤ 3000 rpm
Max. operating speed 600 to 1000 rpm
Accuracy grades ± 5.0 arc. sec
Permissible shaft runout - axial: 0.02 mm
- radial: ± 0.02 mm
Starting torque at 20°C ≤ 0.08 Nm
Rotor moment of inertia < 0.6x10-4 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 1.2 kg
Operating temperature 0...+70°C
Storage temperature -30...+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Features
Absolute measuring method
Hollow shaft diameter (up to 50 mm)
Integrated stator coupling
Simple installation
Typical field of application
Rotational axes with reduced accuracy requirements
Features
Absolute measuring method
Large hollow shaft diameter (up to 100 mm)
Integrated stator coupling
Compact size for limited installation space
System accuracy includes the deviation caused by the shaft connection
Outstanding dynamic response
Simple installation
Typical field of application
Rotary tables
Swivel heads
Features
Incremental measuring method
Solid shaft
Separate shaft coupling for large mounting tolerances
System accuracy does not include the deviation caused by the shaft connection
Typical field of application
Features
Incremental measuring method
Large hollow shaft diameter (up to 60 mm)
Integrated stator coupling
Compact size for limited installation space
System accuracy includes the deviation caused by the shaft connection
Outstanding dynamic response
Simple installation
Typical field of application
Rotary tables
Swivel heads
Features
Large hollow shaft diameter (up to 10 m with a scale tape)
High shaft speeds up to 20,000 rpm
No additional starting torque from shaft seals
Segment versions
Also available with Functional Safety Modular angle encoders with optical scanning are available with various graduation carriers:
ERP/ERO: Glass circular scale with hub
ERA/ECA 4000: Steel drum
ERA 7000/8000: Steel scale tape
Typical field of application
High-resolution rotary axes with high reproducibility
Very high number of signal periods
Small mounting space
Small interpolation error and low signal noise
Page load link