Technical Specifications
| Feature | Specification |
|---|---|
| Input Voltage | 110V – 230V AC (Bi-Power compatible) |
| Frequency | 50 / 60 Hz |
| Microprocessor | Flash-based programmable logic |
| Control Type | PID (Proportional-Integral-Derivative) for temperature |
| Connectivity | CN connectors for 1-13 pin configurations |
| Operating Temp | Max 70°C (Internal machine environment) |
Key Components & Layout
Based on the provided image, the board features:
- Power Management: Large electrolytic capacitors (blue/red) for voltage stabilization.
- Safety: Integrated glass fuse (right side) for overcurrent protection.
- Connectors:
- CN14: Power supply and actuators interface.
- CN3: Probe and sensor inputs (Level, Temperature).
- CN1/CN2: User interface/display communication.
- Relays: Multiple RL series relays for controlling the pump, heating elements, and solenoid valves.
Compatibility
This board is specifically designed for the following La Marzocco models:
- GS3 AV (Auto-Volumetric): Controls programmed shot volumes.
- GS3 MP (Manual Paddle): Manages boiler logic and pre-infusion timing.
- Firmware Versions: Compatible with Gateway/IoT upgrades for mobile app connectivity.
Installation & Safety Notes
[!IMPORTANT]
High Voltage Hazard: This board operates on mains voltage. Disconnect the machine from the power source before inspection or replacement.
- Static Safety: Use an ESD (Electrostatic Discharge) wrist strap when handling the board to avoid damaging the CMOS components.
- Verification: Ensure the jumper settings and firmware version match your specific machine’s serial number before installation.
Delivery: 10-15 Working days after order confirmation.
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