1. Model Definition

• 0-57411: Base model, resolver input module

• 2C: Hardware revision (Rev 2C, enhanced component coating)

2. Basic Specifications

• Resolution: 12-bit (4096 counts/rev)

• Revolution Counter: 2-bit (up to 4 revolutions)

• Sample Period: 500 μs to 32.767 s, programmable

• Input Signal: Resolver sine/cosine analog signals

• External Sync: 1 × strobe input (TTL level)

• Power Supply: 5 V DC (backplane fed)

• Power Consumption: Approx. 2.5 W

• Dimensions (W×H×D): ~170 × 170 × 40 mm

• Weight: ~1.4 kg

• Mounting: Standard AutoMax backplane slot

• Coating: Conformal coated (corrosion resistance for 2C version)

3. Interfaces & Communication

• Resolver Port: 1-channel differential sine/cosine input

• Backplane Bus: AutoMax PLC backplane communication

• Status Indicators: LEDs for Power, OK, Direction, FDBK OK, CCLK OK, IPS OK

• External Strobe: 1 × TTL input for synchronous sampling

4. Key Functions

• Resolver-to-Digital Conversion: Converts analog resolver signals to digital position values

• High-Precision Position Feedback: For servo motor/spindle angle and speed closed-loop control

• Multi-Turn Tracking: 2-bit counter maintains absolute position within 4 revolutions

• High-Speed Sampling: Position update as fast as 500 μs

• Event Synchronization: External strobe triggers synchronized sampling

• Enhanced Reliability: Conformal coating protects against dust, moisture, and vibration (2C revision)

5. Applications

• Position feedback for Reliance AutoMax PLC systems

• Machine tool spindles, rolling mills, textile machinery (high-precision angular control)

• Replacement/retrofit for existing 0-57411 series modules

• Integrated motion control with Reliance servo drives/motors

• Harsh industrial environments where corrosion resistance is required