The 1SAP112100R0260: ABB TB521-ARCNET terminal base for the AC500 V2 system. Two slots for communication modules — this unit carries an ARCNET interface plus two serial interfaces RS232/RS485. Powered at 24 V DC, rated IP20 for indoor panel installation. Operating range 0 to +60 °C.
1SAP112100R0260 ABB TB521-ARCNET Terminal Base, 24 V DC, IP2
MPN1SAP112100R0260
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ABB TB521-ARCNET terminal base, AC500 V2, 2 communication slots, ARCNET interface, 2 serial RS232/RS485, 24 V DC, IP20.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| CN8 | 85389091 |
| Function | For AC500 V2. 2 slots for communication module. ARCNET interface. 2 serial interfaces RS232/RS485 |
| Supply voltage | 24 V DC |
| Input voltage type | DC |
| IP rating | IP20 |
| Ambient air temperature | Operation 0 ... +60 °C |
| Communication interface | D-SUB/Coax/Terminals |
| Certificates and declarations (SCIP) | c171af37-8456-4dee-b15c-03da3448dd42 Germany |
| Additional information (Product main type) | TB521 |
| Certificates and declarations (REACH date) | 20241206 |
| Certificates and declarations (REACH information) | True - contains substances > 0.1 mass percentage |
Product details
Frequently asked questions
What is the function of this terminal base?
It is a terminal base for the AC500 V2 system with 2 slots for communication modules, an ARCNET interface, and 2 serial interfaces RS232/RS485.
What is the HS code for this part?
CN8 code 85389091.
What compliance documentation is available (RoHS, REACH)?
RoHS compliant following EU Directive 2011/65/EU and Amendment 2015/863. REACH declaration confirms presence of substances above 0.1% mass percentage.
MPN
1SAP112100R0260