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SR ENCODER
Best suited rotary and linear encoder for automation apparatus, semiconductor manufacturing equipments.

The Canon SR encoder is an ultra-compact, high-resolution encoder making use of an LED as its light source.
It has flexibility in application regardless of sensor head design, output signal type, or requirements for customized interfaces.
We offer this product to meet our customers’ varied needs in mass production at a low cost.

SPECIFICATIONS
Detector
SR Encoder Head
Light Source LED 650 nm
Working Distance 1 mm ± 0.5 mm*1
Output Signal A phase, B phase, (Z phase : option)

*1 : Depending on the specification of Z phase signal

Linear Scale

 Film scale Glass scale
Grating Pitch 80 µm 80 µm
Material Multi Layer PET Film Glass
Effective Length 15 - 1000 mm 15 - 200 mm

Linear Encoder Resolution (µm) & max. Response speed ( m/sec.)
Encoder Head
SR-P40 SR-P64 SR-P1000
Interpolation rate 1000     0.08 µm , 1.5 m/s
800     0.10 µm , 2.0 m/s
400     0.26 µm , 4.0 m/s
200     0.40 µm , 4.0 m/s
100     0.80 µm , 4.0 m/s
64   1.25 µm , 4.0 m/s  
40 2.00 µm , 4.0 m/s    

Rotary Scale

 SR-R500 SR-R1000
Grating Pitch 84.6 µm 84.6 µm
Material Multi Layer PET Film Glass
Outer Diameter 16 mm 31 mm
Inner Diameter - 12 mm
Thickness 0.3 mm 1.1 mm

Rotary Encoder Resolution ( pulse/rev. ) & max. Response speed ( rpm )

Encoder Head
& Scale		 SR-P40 SR-P64 SR-P1000
SR-R500 SR-R1000 SR-R500 SR-R1000 SR-R500 SR-R1000
Interpolation rate 1000         125000 ppr, 2250 rpm 250000 ppr, 1125 rpm
800         100000 ppr, 3000 rpm 200000 ppr, 1500 rpm
400         50000 ppr, 6000 rpm 100000 ppr, 3000 rpm
200         25000 ppr, 6000 rpm 50000 ppr, 6000 rpm
100         12500 ppr, 6000 rpm 25000 ppr, 6000 rpm
64     8000 ppr, 6000 rpm 16000 ppr, 3000 rpm    
40 5000 ppr, 6000 rpm 10000 ppr, 3000 rpm