Description

This is a Siemens SIMATIC Panel PC 477B, model 6ES7676-6BA00-0CF0, designed for human-machine interface (HMI) and control tasks in industrial environments. The unit features a 19-inch touch display with a 1280 x 1024 resolution and a standard front with an integrated USB interface. It is powered by an Intel Celeron M 1.0 GHz processor with 1 GB of DDR2 RAM. For connectivity, it offers PROFIBUS DP, dual Gigabit Ethernet, USB 2.0, and RS-232 ports. The system operates on a 24 VDC power supply and comes pre-installed with Windows XP Embedded, WinCC flexible RT, and WinAC RTX software on a 2 GB CompactFlash card.

Features

• 19-inch color touch display with 1280 x 1024 pixel resolution
• Integrated Intel Celeron M processor running at 1.0 GHz
• 1 GB of DDR2 system memory (RAM)
• Onboard PROFIBUS DP/12 interface for fieldbus communication
• Dual 1 Gbit/s Ethernet ports for network connectivity
• Four high-speed USB 2.0 ports (500mA)
• One RS-232 serial communication port
• Two CompactFlash (CF) card slots for storage expansion
• Includes a 2 GB CompactFlash card with pre-installed software
• Pre-loaded with Windows XP Embedded, WinCC flexible RT (128 PowerTags), and WinAC RTX

Applications

• Process visualization and control
• Manufacturing Execution Systems (MES)
• Data acquisition and logging
• Machine-level HMI applications
• Industrial automation and plant control

Technical Specifications

Installation Guidelines

1. 1 Prepare Mounting Location: Verify the panel cutout dimensions match the PC 477B specifications. Ensure the mounting surface is clean, flat, and provides adequate support for the unit's weight.
2. 2 Mount the Unit: Insert the Panel PC into the cutout from the front of the cabinet. Secure it from the rear using the provided mounting clamps, tightening them evenly to the manufacturer's specified torque to ensure a proper seal.
3. 3 Connect Protective Earth (PE): Connect the PE terminal on the Panel PC to the cabinet's main protective earth conductor using a low-impedance connection. This is critical for safety and noise immunity.
4. 4 Connect Power Supply: Connect a stable, correctly rated 24 VDC power supply to the power input terminals. Ensure correct polarity is observed. Use appropriately sized wiring for the current draw.
5. 5 Connect Communication Cables: Connect Ethernet, PROFIBUS, USB, and any other required communication cables. Ensure proper shielding and grounding practices are followed, especially for PROFIBUS, to prevent interference.
6. 6 Final Checks and Power-Up: After all connections are secure, remove LOTO and re-energize the cabinet. Power on the Panel PC and verify that the operating system boots correctly and communication links are established.