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The 6SL3246-0BA22-1PA0 V 4.7 is a Standard Control Unit (CU250S-2 DP) for the Siemens SINAMICS G120 modular inverter system. Classified under the general automation drive category, this module must be assembled with a matching power module (PM) to control motor operations.
Sensorless vector control
Vector control, with sensor
Encoderless torque control
This control unit is equipped with an onboard PROFIBUS DP industrial fieldbus interface, supporting network communication rates up to 12 Mbps. By importing the corresponding GSD configuration files for firmware V4.7 into Siemens TIA software, it exchanges data with higher-level PLCs via PROFIdrive protocols such as Standard Telegram 111. It incorporates EPOS (Basic Positioning) single-axis positioning logic to execute position-loop controls including absolute positioning, relative positioning, jogging, and homing.
Furthermore, the hardware features integrated safety functions compliant with international standards (SIL 3 / PL e), providing a hardware-based Safe Torque Off (STO) interface as standard alongside configurable functions like Safely-Limited Speed (SLS), with local physical interfaces consisting of 15 digital inputs (DI), 3 digital outputs (DO), 2 analog inputs (AI), and 2 analog outputs (AO).
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Siemens 6SL3246-0BA22-1PA0 V 4.7 Control unit Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Automotive Manufacturing
Applied to overhead skid conveyor systems in body stamping and final assembly shops, achieving precise positioning and smooth transport of car chassis.
Plastics & Rubber Extrusion
Controlled the single-screw rotation speed of plastic extruders and feeders, maintaining constant extrusion pressure to ensure uniform thickness of plastic pellets or sheets.
Pulp & Paper Industry
Drove pulp mixing drums and delivery pumps at the front end of paper machines, providing high-torque sensorless vector control (SLVC) to handle pulp resistance fluctuations.
Petrochemical & Chemical Industry
Drove centrifugal chemical metering dosing pumps, cooperating with the master control system to precisely manage chemical media flow within flammable and explosive high-pressure pipelines.
Mining & Mineral Processing
Provided variable frequency speed regulation for vibrating feeders and powder separator fans in ore beneficiation plants, dynamically adjusting supply rates based on ore load automatically.
Food & Beverage Processing
Drove multi-stage pumps and mechanical mixers on filling production lines, ensuring uniform liquid mixture proportions and stable delivery flow rates.
When using this control unit, ensuring exact compatibility between the G120 power module (PM) and the GSD file version for firmware V4.7 is mandatory. For PROFIBUS DP cabling, correct termination resistor configuration at both ends must be strictly implemented to prevent communication interference. Wiring must align precisely with the selected encoder type (HTL/TTL/SSI/Resolver), and special attention must be paid to the electrical isolation of independent power supplies for the 15 local DIs/DOs and the STO safety interfaces to prevent ground loop noise injection.
Alternative Names
Alternative Names
6SL3246-0BA22-1PA06SL3246-OBA22-1PAO V 4.76SL3246-0BA22-IPA0 V 4.76SL3246-OBA22-IPAO V 4.7
Technical notes
Technical notes
The 6SL3246-0BA22-1PA0 V 4.7 is a modular, high-end control unit (CU250S-2 DP) for Siemens' SINAMICS G120 general-purpose inverter system, classified under the general automation drive category. Serving as the 'brain' of the inverter, it features an onboard PROFIBUS DP communication interface and natively integrates versatile encoder interfaces for closed-loop vector control. Powered by the V4.7 firmware, it features the EPOS basic positioning function to deliver precise single-axis position control without requiring a servo system. It also integrates multi-level safety functions up to SIL 3 (such as STO and SLS) and offers extensive local I/O resources including 15 DI, 3 DO, 2 AI, and 2 AO, making it a core drive component for precise motor transmission and motion control within the Totally Integrated Automation (TIA) ecosystem.
It is the CU240E-2 DP Control Unit from the Siemens SINAMICS G120 inverter series, running firmware version 4.7.
How to use the 6SL3246-0BA22-1PA0 V 4.7 in industry?
Users need to snap it onto a G120 Power Module (PM), connect the 24V controller power, plug in the PROFIBUS communication cables or hardwired I/O signals, and control the motor by sending start, stop, and speed setpoint commands via a PLC.
What communication protocol does the 6SL3246-0BA22-1PA0 V 4.7 support?
It natively supports the PROFIBUS DP industrial fieldbus protocol, used for high-speed, deterministic data exchange with master PLCs such as Siemens S7-300/400 or S7-1500.
How many digital and analog interfaces are included in the 6SL3246-0BA22-1PA0 V 4.7?
This unit is equipped with 6 Digital Inputs (DI), 2 Digital Outputs (DO), 2 Analog Inputs (AI), and 2 Analog Outputs (AO).
How to commission and parameterize the 6SL3246-0BA22-1PA0 V 4.7?
It can be commissioned via a plugged-in BOP-2/IOP-2 operator panel, or by connecting a PC to its built-in USB interface using STARTER or TIA Startdrive software.
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