HARSH ENVIRONMENT
Three-Plate Ring | DS-90
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Features
- Lightweight miniature absolute rotary encoder
- Hollow floating shaft
- No bearing or other contacts
- High precision
- High tolerance to temperature extremes, shock,
EMI, RFI and magnetic fields - Digital interfaces for absolute position
OD
90 mm
ID
50 mm
Height
10 mm
Weight
55 gr
Resolution
19-21 bit
Accuracy
±0.006°
Technical Drawing
General
Angular resolution19-21 bitMaximum tested static error±0.010°Extended accuracy static error±0.006°Maximum operational speed750 rpmMeasurement rangeUnlimited rotationRotation directionAdjustable CW/CCW (Default same direction from bottom side of the encoder)Power On - Max. operational speed3.3 RPM, <=20°/secBuild In test BITOptionalMechanical
Allowable mounting eccentricity±0.1 mmAllowable rotor axial motion±0.1 mmRotor inertia4,242 gr · mm²Total weight55 grOuter Ø /Inner Ø/ Height90 / 50 / 10 mmMaterial (stator, rotor)Ultem™ polymer / TRVX-50Electrical
Supply voltage5V ± 5%Current consumption180 mAInterconnectionShielded cableCable length1,500 mm MAXInterfaceSSi / BiSS - COutput codeBinarySerial outputDifferential RS-422ClockDifferential RS-422Clock frequency0.5 ÷ 2.0 MHzPosition update rate (Max)30 KHzEnvironmental
EMCIEC 6100-6-2, IEC 6100-6-4Operating temperature range-40°C to +85°CStorage temperature-50°C to +100°CRelative humidity98% Non condensingShock endurance100 g for 11 msVibration endurance20 g 10 – 2000 HzProtectionIP 40
