TB521-ETH ABB Terminal Base Datasheet & Manual

TB521-ETH 1SAP112100R0170 ABB AC500 Terminal Base

ABB

TB521-ETH 1SAP112100R0170 ABB AC500 Terminal Base

SKU: 1SAP112100R0170

In Stock

Dimensions: 12.7 x 15.2 x 27.9 cm
Country of origin: Sweden
Payment: T/T, Western Union
Shipping port: Xiamen

Categories : ABB, All Products

Tags : ABB AC500, AC500, Communication Hardware, Programmable Logic Controllers, Terminal Bases

1 years warranty

Delivery time: 3-7 business days

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The ABB TB521-ETH 1SAP112100R0170 serves as the primary TB521-ETH Terminal Base utilized to execute physical module mounting and backplane bus interconnection across AC500 automation platforms.

Slot Allocation & Interface Matrix

TB521-ETH: Base hardware variant designated for CPU and communication slot integration with Ethernet routing.
1SAP112100R0170: Factory part number identifying standard AC500 terminal base production hardware.
2 Expansion Slots: Accommodates standard AC500 CPU modules and dedicated communication network interfaces.
Integrated Serial & Ethernet: Combines Ethernet TCP/IP networking with 2 RS232/RS485 serial ports for programming and host CPU communication.

Physical & Electrical Data

Parameter	Specification
Model	TB521-ETH (1SAP112100R0170)
Brand	ABB
Origin	Sweden
Weight	0.35 kg
Shipping Dimensions	12.7 x 15.2 x 27.9 cm
Product Type	Terminal Base
Series	AC500
Number of Slots	2 Slots
Communication Interfaces	Ethernet TCP/IP, 2 x Serial (RS232/RS485)
Operating Voltage	24 VDC
Operating Temp	0 to +60 deg C
Storage Temperature	-40 to +70 deg C
Mounting Type	35 mm DIN rail or direct panel mount
Tariff Code	8537101190

Deterministic Network & Backplane Architecture

The unit establishes high-speed internal signal routing to maintain backplane bus communication velocity Licences across connected processing nodes. Integrated Ethernet channels interface with Profinet and EtherNet/IP deterministic networks, while full firmware flash compatibility on installed processor units prevents data transfer packet loss.

Delivery Package Itemization

1 x ABB TB521-ETH (1SAP112100R0170) Terminal Base Unit
1 x Anti-Static Protective Enclosure
1 x Standard Hardware Assembly Sheet

Enclosure Mounting & Wiring Procedures

Mechanical Assembly Guidelines

Mount the base unit onto a standard 35 mm DIN rail or secure directly to a metallic backplate using screw fasteners.
Verify clean mechanical engagement of side expansion connectors before locking adjacent I/O bus modules.

Field Power & Serial Wiring

Connect external 24 VDC supply wiring to the designated power terminals using properly sized conductors.
Use shielded twisted-pair cables for RS232/RS485 and Ethernet connections, clamping cable shields directly to the cabinet ground plane.

Technical Support FAQ

Can processor modules plugged into the TB521-ETH base be hot-swapped during operation?

No, input 24 VDC power must be completely isolated before installing or removing CPU modules from the base slots.
What voltage level must be supplied to the main power terminals?

The terminal base requires a continuous auxiliary operating voltage of 24 VDC for backplane distribution.
How many total module slots are provided on this terminal base?

The base provides 2 dedicated slots to house a CPU module and an expansion communication interface.
What physical communication interfaces are accessible directly on the unit?

The board provides 1 Ethernet TCP/IP port along with 2 configurable RS232/RS485 serial channels.
What mounting methods are supported for cabinet panel assembly?

The chassis supports standard 35 mm DIN rail mounting as well as direct panel screw mounting.
What are the rated ambient operating temperature limits?

The unit functions continuously within an operating temperature window of 0 deg C to +60 deg C.
What storage conditions are specified for inactive equipment?

Store the base unit inside its protective electrostatic packaging between -40 deg C and +70 deg C.
What certifications apply to this terminal base hardware?

The component holds official industrial approvals including CE, C-Tick, and KCC certifications.

Shipping

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Warranty

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