RING ENCODERS DS

Rotary Electric Encoders
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DS-90

Lightweight absolute rotary encoder
Hollow floating shaft
Wide bore of 50 mm
No bearing or other contact
High precision
High tolerance to temperature, shock, EMI, RFI and magnetic fields

Total weight of 50 gr

Low profile of 10 mm

OD
90
ID
50
Height
10
Resolution
19 bit
Accuracy
< 0.01°
Mechanical drawing - ICD
Mounting options
Mechanical Data
Allowable mounting eccentricity
±0.1 mm
Allowable rotor axial motion
±0.1 mm
Rotor inertia
2,812 gr · mm2
Total weight
50 gr
Outer Ø /Inner Ø/ Height
90 / 50 / 10 mm
Material (stator, rotor)
Ultem™ polymer
Characteristics
Resolution
19 bit , 524,288 CPR
Accuracy
<10 mdeg
Absolute position bandwidth
29 Khz
Interface / Clock
SSi , BiSS-C / 0.5 - 2Mhz
Electrical Data
Supply voltage
5V ± 5%
Interconnection
Shielded cable or
Cable Length
1,500 mm MAX
Environmental conditions
EMC
IEC 6100-6-2, IEC 6100-6-4
Operating temperature range
Digital: -40°C to +85°C
Relative humidity
98% Non condensing
Shock endurance
100 g for 11 ms
Vibration endurance
20 g 10 – 2000 Hz
Protection
IP 40
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