Heidenhain 635058-02 (ERN 1387) Incremental Rotary Encoder

Technical Specifications & Overview

The Heidenhain 635058-02 is an ERN 1387 series incremental rotary encoder with integral bearings designed for stator coupling mounting on industrial motor assemblies. Generating 2048 sinusoidal lines per revolution alongside absolute commutation signals (1 Vpp), this high-precision motor feedback encoder provides accurate rotational position feedback and velocity control for dynamic drive systems.

Key Technical Characteristics

• Manufacturer: Heidenhain

• Part Number / ID: 635058-02

• Series / Model: ERN 1387

• Line Count / Resolution: 2048 lines per revolution

• Signal Interface: 1 Vpp (~1.05 Vpp) sinusoidal analog signals with 1 sine/cosine commutation track

• Power Supply: 5 V DC (±5%)

• Shaft Design: 1:10 Taper shaft (9.25 mm functional diameter) for direct motor connection

• Mounting Design: Integral bearing with mounted stator coupling

• Degree of Protection: IP 40 (EN 60529)

• Operating Temperature: -40 °C to +100 °C

Applications & Industrial Integration

Engineered for exact vector control and initial rotor positioning in specialized drive units, the Heidenhain 635058-02 encoder is widely integrated across high-performance machinery, including:

• Elevator traction machines and hoist motors

• Synchronous and asynchronous industrial servo drives

• CNC positioning axes and direct-drive motion platforms

• Automated material handling equipment

Commercial Assistance & Sourcing

At AtlanTech Drives, we specialize in high-level commercial guidance for sourcing essential automation hardware. Reach out to our specialized sales team to verify warehouse availability, check delivery lead times, or receive an immediate competitive quote.