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CSB02.1B-ET-EC-NN-L3-NN-NN-NW Bosch Rexroth Indramat

MPN: R911383414

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The Bosch Rexroth Indramat CSB02.1B-ET-EC-NN-L3-NN-NN-NW is part of the CSB Drive Controllers series and supports one axis. It features Multi-Ethernet communication, a Multi-Encoder interface, and an extended interface scope. This controller offers 11 digital inputs, 5 configurable digital I/O, and the STO safety function.

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Product Description:

The CSB02.1B-ET-EC-NN-L3-NN-NN-NW is a drive controller manufactured by Bosch Rexroth Indramat for the CSB Drive Controllers series. The module supplies command processing, power regulation, and network connectivity for one servo axis in industrial automation lines. By translating Ethernet motion commands into finely timed current pulses, it helps keep conveyor speeds, pick-and-place arms, and indexing tables within specified position tolerances. This supports coordinated motion tasks that require stable response during changing load and speed conditions.

The controller is set up for a single mechanical loop because its axis count is 1, and it provides 11 digital inputs for discrete control signals. Fine analog reference values are captured with a resolution of 14-bit on the analog input channel, supporting proportional adjustments without noticeable quantization steps. Network traffic is exchanged over an industrial Ethernet layer that conforms to 100Base-TX, and the built-in Multi-Ethernet stack allows the same port to run EtherNet/IP, PROFINET, or SERCOS over IP without extra cards. Functional safety is implemented through STO (Safe Torque Off), which disables torque generation for emergency stop functions.

The extended interface includes 3 configurable slots that can accept encoder evaluation, I/O expansion, or fieldbus modules. Command voltages or diagnostic variables can be retransmitted through 2 analog outputs, while two probe inputs record latch positions for synchronization tasks. The Multi-Encoder Interface accepts EnDat, Hiperface, or TTL feedback and is presented beside an RJ-45, 8-Pin ET port that simplifies cable connection and replacement. When driving external contactors, the onboard relay can switch up to 30 V DC, preventing the need for a separate interface relay.

Analog In Resolution
14 Bit
Analog Outputs
2
Axis Count
1
Communication
Multi-Ethernet
Configurable Digital I/o
5
Digital Inputs
11
Encoder Interface
Multi-Encoder Interface
Et Port Type
RJ-45, 8-Pin
Ethernet Standard
100Base-TX
Interface Scope
Extended
Optional Slots
3
Probe Inputs
2
Relay Voltage Load
30 V
Safety Function
STO (Safe Torque Off)
  • CSB021BETECNNL3NNNNNW
  • CSB02 1B ET EC NN L3 NN NN NW
  • csb02.1b-et-ec-nn-l3-nn-nn-nw
  • CSB2.1B-ET-EC-NN-L3-NN-NN-NW

Frequently Asked Questions about CSB02.1B-ET-EC-NN-L3-NN-NN-NW:

Q: What is the analog input resolution for this drive controller?

A: The CSB02.1B-ET-EC-NN-L3-NN-NN-NW controller supports an analog input resolution of 14 bits.

Q: What kind of communication interface is included with the CSB02.1B-ET-EC-NN-L3-NN-NN-NW?

A: This model has built-in Multi-Ethernet communication capabilities.

Q: How many optional slots are provided in this controller?

A: There are three optional slots available for additional hardware or modules.

Q: What safety function does the CSB02.1B-ET-EC-NN-L3-NN-NN-NW offer?

A: The safety feature included is STO (Safe Torque Off).

Q: How many axes can the CSB02.1B-ET-EC-NN-L3-NN-NN-NW controller manage?

A: The controller is equipped with a single axis control feature.


Internal Product Review

  • ‘‘The CSB02.1B-ET-EC-NN-L3-NN-NN-NW is a Bosch Rexroth Indramat drive controller built for single-axis control with Multi-Ethernet communication. The extended interface scope and multi-encoder interface support flexible integration in precision motion systems. Three optional slots add valuable expansion capability, while STO (Safe Torque Off) stands out as a strong safety feature.’’

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