Products Description
ABB SPIET800 INFI-NET to Ethernet CIU Transfer Module in stock
ABB SPIET800 is an Ethernet CIU transfer communication module for ABB Symphony Plus DCS. It acts as a bridge between INFI-NET control network and standard Ethernet, realizing data exchange between Symphony Plus controllers, HMI operator stations, engineering tools and OPC servers.



This module is equipped with dual 10/100Mbps RJ45 Ethernet ports, supports redundant network connection and real-time process data transmission. License key needs to be purchased separately for full function activation. It is widely used as spare parts for upgrade and maintenance of legacy ABB Symphony Plus distributed control systems.
Main Specifications
| No. | Item | Parameter |
|---|---|---|
| 1 | Brand | ABB |
| 2 | Model | SPIET800 |
| 3 | Module Type | INFI-NET to Ethernet CIU Transfer Module |
| 4 | Applicable System | Symphony Plus, System 800xA DCS |
| 5 | Ethernet Interface | Dual 10/100Mbps RJ45 ports |
| 6 | Requirement | Separate license key required for full function activation |
| 7 | Operating Temperature | 0℃ ~ +60℃ |
Core Functions
| No. | Function Description |
|---|---|
| 1 | Gateway conversion between INFI-NET control network and standard industrial Ethernet |
| 2 | Transmit real-time process data, alarm signals and configuration parameters between controller and HMI |
| 3 | Dual Ethernet ports support redundant network to improve communication reliability |
| 4 | Support connection with engineering workstation, OPC server and upper monitoring system |
| 5 | Onboard diagnosis function to monitor network link status and report communication faults |
Application Scenarios
| No. | Application |
|---|---|
| 1 | Power plant Symphony Plus DCS control cabinet network communication |
| 2 | Petrochemical industry process control system network interconnection |
| 3 | Legacy INFI-NET system transformation, docking modern Ethernet monitoring network |
| 4 | Water treatment, pulp and paper continuous process control system |
| 5 | ABB Symphony Plus DCS spare parts replacement and system upgrade |
FAQ
| No. | Question & Answer |
|---|---|
| 1 | Q:What is ABB SPIET800? A:It is INFI-NET to Ethernet CIU transfer module for ABB Symphony Plus DCS, used as a network gateway to realize data interaction between INFI-NET control network and upper Ethernet HMI/OPC system. |
| 2 | Q:Does SPIET800 work without license? A:The hardware can be installed, but full communication functions need an independent license key to activate. |
| 3 | Q:Is this module still in production? A:ABB still provides related support, many spare parts are supplied for old DCS system maintenance and retrofit. |