ELCO EV90P Series Encoder

General Description:
The ELCO EV90P Series are high-precision incremental encoders with a 90 mm housing diameter. The “P” series design features a hollow shaft, allowing direct shaft-through mounting. With its large size and robust construction, it provides reliable position feedback for heavy industry, motor drives, cranes, conveyor lines, and high-torque industrial applications.

Technical Specifications:

• Housing Diameter: Ø90 mm

• Material: Aluminum body, stainless steel shaft

• Shaft Type: Hollow shaft

• Shaft Diameter: Ø20 mm, Ø25 mm, Ø30 mm (optional)

• Protection Class: IP54 (optional IP65)

• Maximum Speed: 3000 rpm

• Load Capacity: 80 N axial, 120 N radial

• Shock Resistance: 30 G / 11 ms

• Vibration Resistance: 10 G (10–2000 Hz)

• Moment of Inertia: 50 × 10⁻⁶ kg·m²

• Starting Torque: < 0.05 Nm

• Operating Temperature: -20 … +85 °C

• Storage Temperature: -30 … +85 °C

• Weight: Approx. 1.2 kg

Electrical Specifications:

• Supply Voltage:

  • Push-pull output: 5–30 VDC

  • RS422 output: 5 VDC or 10–30 VDC

• Maximum Resolution: 5000 PPR

• Current Consumption: ≤ 120 mA

• Maximum Pulse Frequency: 300 kHz

• Output Level (Push-pull):

  • High: Ub-1.5 V

  • Low: ≤ 0.8 V

• Output Level (RS422):

  • High: ≥ 3.4 V

  • Low: ≤ 0.4 V

Advantages:

• Large housing and high durability

• Easy mounting with hollow shaft design

• Suitable for heavy-duty and high-torque applications

• High resolution and robust construction