Absolute rotary encoder DS-90

hollow-shaftsingle-turnnon-contact

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 General ◌ Angular resolution: 19-21 bit ◌ Maximum tested static error: ±0.010° ◌ Extended accuracy static error: ±0.006° ◌ Maximum operational speed: 2000 rpm ◌ Measurement range: Unlimited rotation ◌ Rotation direction: Adjustable CW/CCW (Default same direction from the bottom side of the encoder) ◌ Power On - Max. operational speed:3.3 RPM, <=20°/sec ◌ Build In test BIT: Optional Mechanical ◌ Allowable mounting eccentricity: ±0.1 mm ◌ Allowable axial mounting tolerance: ±0.1 mm ◌ Rotor inertia: 4,242 gr · mm² ◌ Total weight: 55 gr ◌ Outer Ø /Inner Ø/ Height: 90 / 50 / 10 mm ◌ Material (stator, rotor): Ultem™ polymer / TRVX-50 Electrical ◌ Supply voltage: 5V ± 5% ◌ Current consumption: 90 mA ◌ Interconnection: Shielded cable ◌ Cable length: 1,500 mm MAX ◌ Interface: SSi / BiSS - C ◌ Output code: Binary ◌ Serial output: Differential RS-422 ◌ Clock: Differential RS-422 ◌ Clock frequency: 0.5 ÷ 2.0 MHz ◌ Position update rate (Max): 30 kHz Environmental ◌ EMC: IEC 6100-6-2, IEC 6100-6-4 ◌ Operating temperature range: -40°C to +85°C ◌ Storage temperature: -50°C to +100°C ◌ Relative humidity: 98% Non condensing ◌ Shock endurance: 100 g for 11 ms ◌ Vibration endurance: 20 g 10 – 2000 Hz ◌ Protection: IP 40