6FC5111-0CA02-0AA2 - SIEMENS - Products - Easy Semiconductor Technology (Hong Kong) Limited

6FC5111-0CA02-0AA2

The 6FC5111-0CA02-0AA2 is an NCU (Numerical Control Unit) 571.4 module for Siemens' SINUMERIK 840D CNC system, designed for high-performance machine tool control in precision manufacturing applications such

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Key Technical Specifications
1. System Performance
Processor: High-speed RISC CPU (400 MHz)

Memory:

Work Memory: 4 MB (standard), expandable to 8 MB

Program Memory: 1.5 MB (non-volatile)

Cycle Time: ≤0.5 ms (basic NC functions)

Interpolation Modes:

Linear, circular, helical

Spline, polynomial (NURBS)

5-axis transformation

2. Axis & Channel Control
Max. Axes: 31 (including spindle axes)

Max. Channels: 10

Positioning Accuracy: ≤0.1 μm (with linear scales)

Look-ahead Function: Up to 1000 blocks

3. Interfaces & Communication
Fieldbus:

PROFIBUS-DP (2x, 12 Mbps)

MPI (187.5 Kbps)

I/O Capacity: Up to 2048 digital I/O (via expansion)

Optional: Ethernet TCP/IP (with add-on module)

4. Power Requirements
Input Voltage: 24V DC (±15%)

Power Consumption: 60W (max)

Backup Power: Supercap (for memory retention)

5. Mechanical & Environmental
Dimensions (W×H×D): 290 × 220 × 50 mm

Weight: 2.8 kg

Mounting: 19" rack or panel

Cooling: Forced air (integrated fan)

Protection Class: IP20

Operating Temp.: 0°C to +55°C

6. Software Features
CNC Kernel: SINUMERIK 840D software

PLC: Integrated S7-315-2 DP

HMI: SINUMERIK Operate

Safety: Integrated safety functions (STO, SS1)

Special Functions
✔ Advanced Surface Package - Optimized 3D machining
✔ Spline Interpolation - Smooth contouring
✔ Temperature Compensation - For precision applications
✔ Tool Management - Life monitoring