CSB01.1C-S3-ENS-MA1-L2-S-NN-FW Bosch Rexroth Indramat
MPN: R911329921
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The Bosch Rexroth Indramat CSB01.1C-S3-ENS-MA1-L2-S-NN-FW is part of the CSB Drive Controllers series and has a base power consumption of 8 Watts. It features two MA1 analog inputs and outputs, each with a 12-bit resolution, and comes equipped with a Sercos RJ-45 connector supporting 100Base-TX communication. The controller has an inrush current of 4.5 Amps and measures 241 mm in height and 103 mm in width.
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Product Description:
The CSB01.1C-S3-ENS-MA1-L2-S-NN-FW control section is produced by Bosch Rexroth Indramat within the CSB Drive Controllers series. Mounted inside a modular drive stack, the unit interfaces with power sections to regulate servo axes in packaging, printing, and material-handling equipment. It processes motion commands, converts feedback into control signals, and exchanges real-time data over a SERCOS fieldbus, allowing coordinated speed, torque, and position control across multiple drives in an industrial automation cell. This arrangement lets the control section manage feedback evaluation and command handling without requiring a separate external motion module.
Signal handling on the control board is tuned for fast feedback. Its encoder interface passes signals up to 500 kHz, so high-resolution linear or rotary encoders can be read without aliasing. The feedback devices are powered from an isolated rail held at 11.6 V and may draw up to 500 mA without loading the logic supply. During power-up, the section draws an inrush of 4.5 A, after which the steady base demand drops to 8 W, easing cabinet thermal design. Communication with the drive network occurs through a SERCOS channel that runs on 100Base-TX media via an RJ-45 connector, supporting deterministic cycle times typical of digitally synchronized axes. The overall height is 241 mm, which helps the module fit alongside other units on a standard rail.
Local analog processing is handled by the MA1 option card, which presents two inputs and two outputs with 12-bit resolution for proportional valve control or speed reference tasks. The outputs can be refreshed with pulse commands as long as the duration does not exceed 110 ms, which helps prevent watchdog faults when the master is idle. Safety circuits acknowledge the Safe Torque Off function through a relay rated at 24 V / 1 A on the 9-pin D-Sub interface. The front panel width of 103 mm leaves clearance for airflow between adjacent controller slices, which is useful in tightly packed drive assemblies.
Frequently Asked Questions about CSB01.1C-S3-ENS-MA1-L2-S-NN-FW:
Q: How many analog inputs are available on the CSB01.1C-S3-ENS-MA1-L2-S-NN-FW controller?
A: The CSB01.1C-S3-ENS-MA1-L2-S-NN-FW features two analog inputs on the MA1 module.
Q: What is the encoder supply voltage for the CSB01.1C-S3-ENS-MA1-L2-S-NN-FW?
A: This controller provides an encoder supply voltage of 11.6 V.
Q: What type of connector does the CSB01.1C-S3-ENS-MA1-L2-S-NN-FW use for Sercos communication?
A: The Sercos connection on this unit uses an RJ-45 8-pin connector.
Q: What is the resolution of the analog inputs and outputs on the CSB01.1C-S3-ENS-MA1-L2-S-NN-FW?
A: The MA1 analog inputs and outputs of this controller operate with a 12-bit resolution.
Q: What is the base power consumption of the CSB01.1C-S3-ENS-MA1-L2-S-NN-FW?
A: The base power consumption for this controller is 8 W.