Basic Info
- Model: CI867
- Part No.: 3BSE043661R1
- Manufacturer: ABB (Sweden)
- Type: Modbus TCP Interface Module
- System: AC 800M, 800xA
- Weight: 0.7 kg (with baseplate)
- Dimensions: 59 × 185 × 127.5 mm
- Certifications: CE, UL, cUL, RoHS
- Protection: IP20

Key Specs
- Protocol: Modbus TCP (Master/Slave)
- Ports: 2 × RJ45 (10/100 Mbps auto-negotiation)
- Channels: Ch1: 10/100 Mbps Full-duplex; Ch2: 10 Mbps Half-duplex
- Max Connections: 8 Masters + 70 Slaves (total)
- Power: Backplane 5V/24V DC
- Power Consumption: 160 mA @ 24 V DC
- Temp: -20°C to +60°C
- Hot Swap: Supported

Features
- Dual Ethernet: Redundant network, isolated ports
- Master/Slave: Control or be controlled by third-party systems
- Redundancy: 1+1 module redundancy, hot swap
- Diagnostics: LED status, online fault monitoring
- Isolation: 1500V AC electrical isolation
Applications
- Industrial Automation: Connect PLCs, drives, meters, HMIs
- DCS Systems: ABB 800xA / AC 800M Modbus TCP networking
- Process Industries: Power, Chemical, Oil & Gas, Water

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