RS Series-SH-Bearingless Rotary Absolute Encoder | Single-Turn & Multi-Turn | Optical Encoding | High Precision
$101.90
FEATURES
- – Operating Temperature: -20°C to +105°C
- – Current Consumption: < 100mA (Main power supply)
- – Battery Voltage: 3.6V DC
- – Battery Fault Voltage: 2.5V
- – Battery Warning Voltage: 3.1V
- – Differential Output
- – Single 5V Power Supply
- – Rise/Fall Time: Around 100ns
- – Insulation Resistance: 50MΩ
Overview
The Bearingless Absolute Encoder RS Series is designed for precision in servo-driven control systems, offering both single-turn and multi-turn capabilities. It operates efficiently in a wide temperature range of -20°C to +105°C and features low current consumption (< 100mA). With a resolution ranging from 131,072 (17-bit) to 8,388,608 (23-bit) and a robust battery system providing 3.6V DC, this encoder ensures reliable performance even in challenging conditions. Key specifications include an RS485 interface, high insulation resistance of 50MΩ, and a protection rating of IP40, making it suitable for demanding applications requiring accurate position and speed feedback.
SPECIFICATIONS
Encoder Technology | Absolute | Resolution | 131,072 (17-bit) ~ 8,388,608 (23-bit) |
Multi-turn Resolution | 16 bits (65,536 turns) | Shaft Diameter | Shaft Ø8 or Ø6 |
Moment of Inertia | < ±50 angular seconds (Accuracy depends on motor and mechanical assembly fit) | Repetition Positioning Accuracy | < ±3 angular seconds (Accuracy depends on motor and mechanical assembly fit) |
Battery Voltage | Fault Warning | Interface | RS485 Modbus RTU |
Communication Frequency | ≤16K | Baud Rate | 2.5MHz |
Shaft Deviation | Tilt angle: 0.1° Axial endplay: < 0.1mm Radial runout: < 0.01mm | Operating Speed | ≤6000rpm |
Rotor Angular Acceleration | - ≤80,000 rad/s² (powered by main supply) - ≤4,000 rad/s² (battery powered) | Mechanical Shock | - Impact acceleration: 980 m/s² for 11ms - 3 impacts in each direction, totaling 18 impacts |
Vibration | - 10 to 55Hz with 1.5mm amplitude - 55 to 2000Hz with acceleration of 98 m/s² - 2 hours per axis, 6 hours total | Operating Temperature | -20°C to +105°C |
Relative Humidity | ≤90% (at 40°C for 21 days, based on EN 60068-2-78), no condensation | Protection Rating | IP40 |
Pin Definition
Pin Number | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Signal definition | 5V | GND | 485+ | 485- | Power+ | Power GND | NC | PE |
Cable color | Red | Black | Blue | Yellow | Brown | White | - | Shielding net |
Applications
The Bearingless Absolute Encoder RS Series is perfect for industrial applications, especially in servo-driven control systems. It provides precise feedback for position and speed control in robotics, CNC machinery, and automation. With its durable design and high resolution, it performs reliably in demanding environments, making it essential for enhancing efficiency in manufacturing, aerospace, and automotive sectors.
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