CI867A ABB MODBUS Interface 70 Slaves 8 Masters Support

ABB CI867A: MODBUS TCP Communication Module for Industrial Control

The ABB CI867A is a MODBUS TCP communication module that connects AC 800M controllers to external Ethernet devices. It uses a single 100 Mbps Ethernet port for reliable data transfer.

Key Product Specifications

• Brand: ABB
• Model: CI867A
• Communication protocol: MODBUS TCP (request-response, function code-based)
• Channel count: 1 channel (full duplex, 10/100 Mbps speed)
• Master/slave support: Both (max 8 masters, 70 slaves per module)
• Module redundancy: Yes (supports redundant setup)
• Hot swap: Yes (replace without powering down compatible systems)
• Article number: 3BSE092689R1

Compatibility & System Requirements

• Works with ABB System 800xA versions 6.0.3.3, 6.1.1, and later releases.
• Connects to HI Controller systems (AC 800M series).
• Max units on CEX bus: 12 modules (including this CI867A).

Environmental & Certification Details

• Operating temperature: +5 to +55 °C (+41 to +131 °F)
• Storage temperature: -40 to +70 °C (-40 to +158 °F)
• Altitude limit: 2000 m (per IEC/EN 61131-2 standard)
• Pollution degree: Degree 2 (per IEC/EN 61131-2)
• Corrosion protection: G3 (compliant to ISA 71.04)
• Relative humidity: 5–95% (non-condensing)
• Protection class: IP20 (per EN60529/IEC 529)
• Certifications: CE-marked, UL 61010-1, UL 61010-2-201, hazardous location compliant

Physical & Installation Info

• Dimensions: 59 mm width × 185 mm height × 127.5 mm depth
• Weight (with base): 700 g (1.5 lbs)
• Connector: RJ-45 female (8-pin Ethernet port)
• Installation: Connect Ethernet cable to main network via Ethernet switch

Order & Shipping Details

• Shipping via FedEx, UPS, or DHL for global delivery.
• Module is stocked in ABB’s authorized warehouses for quick dispatch.

Frequently Asked Questions

• Q: Does the ABB CI867A support line redundancy?
  A: No, it does not support line redundancy, but it supports module redundancy.
• Q: What is the max number of slaves per CI867A?
  A: You can connect up to 70 slave units per module.
• Q: Can I use the CI867A with older 800xA versions?
  A: No, it only works with 800xA 6.0.3.3, 6.1.1, and later versions.

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