| Issue | Likely Cause | Fix | |-------|--------------|-----| | Device not discovered over Ethernet | Conflicting subnet | Set your PC to 192.168.1.x/24 | | Analog input reads 0V despite signal | Input mode mismatch (current vs voltage) | Change DIP switch position (see manual p.42) | | Watchdog timer resetting randomly | Insufficient power supply | Ensure 24V PSU can deliver at least 2.5A peak | | Modbus TCP timeout | Firewall blocking port 502 | Allow inbound rule on your network switch | | Python script halts after 10 minutes | Infinite loop missing time.sleep() | Add mfc.watchdog_feed() inside loops |
| Feature | Samyrax MFC | Siemens S7-1200 | Raspberry Pi 4 | |---------|-------------|-----------------|----------------| | | Yes (1 ms cycle) | Yes (1 ms) | No (Linux jitter) | | Native Python support | Yes | No | Yes | | Industrial protocols | EtherCAT, PROFINET | PROFINET only | Requires shields | | Operating temp | -20°C to +70°C | -20°C to +60°C | 0°C to +50°C | | Base price | $349 | $425 | $75 (plus industrial case) | | Warranty | 5 years | 3 years | None | samyrax mfc
ctrl.motion.move_axis(axis=0, position=360, velocity=100, acceleration=50) No hardware is perfect. Here are frequent challenges users face with the Samyrax MFC and their solutions: | Issue | Likely Cause | Fix |