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CI810B 3BSE020520R1 is ABB's AF100 Field Communication Interface for S800 I/O, supplied with two AF100 twisted-pair modem connections.
Selection requires the complete order code, documented hardware family, dimensions, interfaces and installed-system context. A similar appearance or shared family name does not establish interchangeability.
Verify both AF100 twisted-pair paths, topology and installed modem arrangement before replacement.
The ABB catalog identifies a power-supply connector and TB807 Modulebus terminator; confirm the quotation if these accessories are required.
Match the receiving S800 I/O station, software generation, Modulebus termination and cabinet wiring.
CI810B 3BSE020520R1 is ABB's AF100 Field Communication Interface for S800 I/O, supplied with two AF100 twisted-pair modem connections.
The complete ABB identity is CI810B with product number 3BSE020520R1. ABB lists the basic system software as loaded and identifies a power-supply connector and TB807 Modulebus terminator in the supply scope.
Request a clear nameplate photograph and compare every option before accepting the replacement.
Isolate energy, record the installed position and wiring, verify the complete nameplate and connector arrangement, then follow the applicable manufacturer and site procedures.
No. Match the complete order code, hardware family, dimensions, interfaces and documented options. Appearance or a shared family name is not sufficient evidence of interchangeability.
State the quantity, receiving country, required date and accessory scope in the enquiry.