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Siemens SINAMICS G120 CU240B-2 Control Unit - B-Type

Siemens SINAMICS G120 CU240B-2 Control Unit, B-Type.

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ManufacturerSiemens

Part number6SL3244-0BB00-1BA0

Type Control Unit

Series SINAMICS G120

Model CU240B-2

Interface RS485, USS Protocol, USB, SD/MMC

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12-month warranty

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RS485 with USS protocol Multiple I/O (DI, DO, AI, AO) PTC/KTY temperature interface USB and SD/MMC interface IP20 rated Designed for SINAMICS G120

Product description

The Siemens 6SL3244-0BB00-1BA0 is a SINAMICS G120 Control Unit, specifically the CU240B-2 model. This B-type control unit features an RS485 interface with USS protocol support, providing 4 digital inputs, 1 digital output, 1 analog input, and 1 analog output. It also includes a PTC/KTY interface for temperature monitoring, a USB interface, and an SD/MMC card interface for configuration and data storage. The unit has an IP20 protection rating and is designed to operate within an ambient temperature range of 0 to +50 degrees Celsius. It is supplied without a power module and panel.

This control unit is a key component in the SINAMICS G120 drive system, widely used for variable speed control of AC motors. Its versatility makes it suitable for a broad range of applications across industries such as manufacturing, material handling, pump and fan control, and general automation tasks where precise motor control is required.

Stanlo Automation, a veteran-owned surplus parts distributor, provides the Siemens 6SL3244-0BB00-1BA0 control unit. We offer reliable surplus components to help you maintain and upgrade your industrial automation systems efficiently and cost-effectively.

Technical specifications

Type	Control Unit
Series	SINAMICS G120
Model	CU240B-2
Interface	RS485, USS Protocol, USB, SD/MMC
Digital Inputs	4
Digital Outputs	1
Analog Inputs	1
Analog Outputs	1
Temperature Interface	PTC/KTY
Protection	IP20
Ambient Temp	0 to +50°C
Power Module	Not Included

Common applications

Variable Speed Motor Control

Pump Control

Fan Control

Conveyor Systems

Industrial Automation

Machine Building

Compatible systems

SINAMICS G120 Drive System Motors with PTC/KTY sensors Systems utilizing USS protocol

Also known as

Siemens SINAMICS CU240B-2 Siemens G120 Control Unit 6SL3244-0BB001BA0

Replaces / compatible with

This is a control unit for the SINAMICS G120 drive system and does not directly replace older models but integrates into the SINAMICS family.

Technical note

Expert tip

Ensure the correct firmware is loaded for the specific motor and application requirements to optimize performance and safety when using the CU240B-2 control unit.

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Frequently asked questions

What are the key communication interfaces on the Siemens 6SL3244-0BB00-1BA0 control unit?

The Siemens 6SL3244-0BB00-1BA0 features an RS485 interface with USS protocol support, a USB interface for programming and diagnostics, and an SD/MMC card interface for data storage and parameter management.