Skip to main content
Log in
ABB 1SAP112300R0277 — PLC Accessories

ABB 1SAP112300R0277 TB523 Terminal Base for PM591-2ETH

MPN1SAP112300R0277
Active

ABB TB523-2ETH terminal base (1SAP112300R0277) for PM591-2ETH PLC, with 2 communication module slots, 2 Ethernet interfaces, and 1 RS232/RS485 serial interface, IP20.

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

1SAP112300R0277 — Specifications
ParameterValue
CN885389091
FunctionFor PM591-2ETH. 2 slots for communication modules. 2 Ethernet interfaces. 1 serial interface RS232/RS485
Input voltage typeDC
IP ratingIP20
Certificates and declarations (SCIP)68872853-abb0-4fd1-8a3e-390555c28bf4 Germany
Additional information (Product main type)TB523
Certificates and declarations (REACH date)20241206
Certificates and declarations (REACH information)True - contains substances > 0.1 mass percentage

Product details

Terminal Base TB523-2ETH

The ABB 1SAP112300R0277 TB523-2ETH terminal base adds two communication module slots to a PM591-2ETH PLC, plus two Ethernet interfaces and one RS232/RS485 serial port. IP20 rated and DC-powered, it fits standard cabinet environments where auxiliary communication channels are needed.

RoHS compliant per EU Directive 2011/65/EU and REACH registered (SCIP number 68872853-abb0-4fd1-8a3e-390555c28bf4). For import/export classification, the CN8 code is 85389091.

Connectivity Layout

Two expansion slots accept standard ABB communication modules, keeping the CPU's onboard ports free for other connections. The serial interface supports both RS232 and RS485. IP20 protection restricts installation to dry indoor panels; no washdown exposure.

Frequently asked questions

What is the CN8 code for this terminal base?

The CN8 code is 85389091.

What function does this terminal base serve?

It expands an ABB PM591-2ETH PLC with two communication module slots, two Ethernet interfaces, and one RS232/RS485 serial interface.

What compliance documentation is available for this part?

RoHS compliant under EU Directive 2011/65/EU and REACH registered with SCIP declaration.

MPN
1SAP112300R0277