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ABB SPA-ZC400 Ethernet Adapter 

1. Key Parameters

• Product Model: SPA-ZC400
• Product Series: ABB Industrial Ethernet Adapters (Legacy-to-Ethernet Communication)
• Core Function: Converts serial signals (RS485/RS232) to Ethernet; supports Modbus TCP/RTU protocols; enables communication between ABB 800xA DCS/AC500 PLCs and field devices; DIN rail mounting; ensures stable data transmission in harsh industrial conditions.

2. Core Features

• Dual-Protocol Support: Modbus TCP/RTU enables connectivity between Ethernet networks and legacy serial devices (e.g., sensors, meters), eliminating "protocol silos."
• Industrial Durability: -20℃~+60℃ operating range, 1kVrms isolation, and DIN rail design withstand dust, vibration, and temperature fluctuations in industrial sites.
• Plug-and-Play Integration: Pre-configured for ABB 800xA/AC500 systems—no custom programming needed, reducing deployment time by 40%.
• Low-Latency Transmission: <10ms latency ensures real-time data exchange (e.g., process sensor data to DCS), avoiding delays in critical control loops.

3. Application Fields

• Process Industries: Connects ABB 800xA DCS to serial sensors (flow/pressure meters) in chemical refineries or water treatment plants.
• Power Stations: Links AC500 PLCs to auxiliary serial devices (transformer temperature monitors) via Ethernet.
• Manufacturing: Enables legacy production line sensors to communicate with ABB automation systems for centralized monitoring.

4. Precautions

• Compatibility: Use only with ABB-approved devices (800xA, AC500) and 24V DC power—avoid AC sources or overcurrent loads.
• Installation: Separate Ethernet/serial wiring from high-current cables (>10A) to reduce EMI; torque terminals to 0.5~0.7 N·m.
• Maintenance: Clean dust monthly with a dry brush; test communication quarterly; replace if latency exceeds 20ms or isolation fails.
• Spare Parts: Use genuine ABB SPA-ZC400 units—non-genuine adapters may cause communication failures; store spares at 15℃~25℃

The structure and details of the product：

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