The Vishay Sfernice RAMK027 high precision position sensor — which offers higher performance and efficiency for harsh working conditions in embedded equipment and military applications — is now available for designers. With an outer diameter of 27 mm, the RAMK027 encoder offers comparable features to larger devices. Composed of a stator and rotor, the sensor is insensitive to moisture, dirt, and airborne pollution. The RAMK027 utilizes an advanced electronic architecture to achieve > 13 bits accuracy and > 17 bits resolution, while maintaining high robustness against external magnetic fields, high vibrations, mechanical shocks, and temperature cycling.
Vishay RAMK027 Rotational Absolute Magnetic Encoder Kit
Features
Main features
- Off-axis design for hollow shaft integration
- Absolute function
- High Resolution > 17 bits
- Accuracy > 13 bits (better than 0,05°)
- Dimensions: 27.3 mm x 4.76 mm x 7.6 mm
- Single turn
- Supply voltage : 5VDC
- Safe communication through output signal: SSI
- Large temperature range: -40 °C to +105 °C
- Acceleration up to 100 g, shock of 180 g, vibration of 0.05 g/Hz
Benefits
- Plug & Play: operates without additional calibration by following assembly recommandation
- Reliability: tested up to 200 V/m ; EMC tests performed according to RE101, RE102, RS101, and RS103. ESD protection
- Smart: Consistency through monitoring of internal magnetic cells
Applications
- Missiles: guidance function
- Missiles: gimball function of homing head