The ABB SPIPT800 is a dedicated communication transmission module designed specifically for the ABB Symphony Plus / Bailey INFI 90 control system.
Its core function is to serve as a protocol conversion and data bridging unit between the INFI‑Net control network and the PN800 network.
As a key communication interface in industrial DCS systems, it enables seamless data exchange between the INFI‑Net real-time control domain and the upper PN800 network, ensuring stable communication between the control system and upper-level monitoring and engineering tools.
It is a core component for the migration of legacy INFI 90 systems to the modern Symphony Plus architecture, as well as for multi-network integration scenarios.

Basic Information
- Model: SPIPT800
- Official Full Name: INFI‑Net to PN800 Transfer Module
- Product Type: Communication Module
- Series: ABB Symphony Plus / Bailey INFI 90 Control System
- WEEE Category: Small Equipment (all external dimensions < 50 cm)
Core Functions
Protocol Conversion & Network Bridging
Redundant Communication Support
System Integration & Compatibility
Industrial-Grade Stable Transmission
Provides network isolation to ensure control network security; supports data buffering to handle sudden traffic, ensuring packet loss-free and low-latency data transmission.

Technical Parameters
1. Physical Specifications
- Dimensions (W × H × D): 139.7 mm × 215.9 mm × 88.9 mm
- Weight: Approx. 0.1 kg (official specification)
- Installation: Suitable for standard industrial control cabinet installation, compatible with Symphony Plus system racks
2. Electrical & Environmental
- Power Supply: Compatible with ABB control system standard 24 V DC power supply (universal specification for communication modules of the same series)
- Operating Temperature: -20℃ ~ +55℃ (industrial-grade standard)
- Protection Class: IP20 (for indoor cabinet installation)
- EMC: Complies with industrial on-site EMC standards, strong anti-interference capability
3. Communication Features
- INFI‑Net Interface: Dedicated interface for INFI‑Net (compatible with INFI 90 control network)
- PN800 Interface: Dedicated interface for PN800 network
- Redundancy: Supports 1:1 redundancy, requires SPK800‑RCL1 redundant cable
Data Processing: Supports real-time data polling and buffering to ensure data real-timeness in the control domain

Application Scenarios
- Legacy System Upgrade: Migration of Bailey INFI 90 control systems to ABB Symphony Plus systems, retaining the INFI‑Net control layer and connecting to the upper PN800 network.
- Multi-Network Integration: Data interconnection between INFI‑Net control network and PN800 monitoring network in process industries such as power, chemical and metallurgy, building an integrated management and control platform.
- System Expansion: Adding upper monitoring, data acquisition and remote diagnosis functions to existing INFI 90 systems without reconstructing the underlying control network.
- Redundant Communication Deployment: Key process control scenarios with strict requirements for communication reliability, where redundant configuration ensures uninterrupted communication links.











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