CSB01.1C-SE-ENS-MEM-NN-S-NN-FW
May 26, 2026

CSB01.1C-SE-ENS-MEM-NN-S-NN-FW

CSB01.1C - SE - ENS - MEM - NN - S - NN - FW Brand: Bosch Rexroth (Bosch Rexroth / Indramat) Part Number: R911314838 Location: IndraDrive CSB01.1C single-axis servo control card, fiber optic SERCOS, motor encoder ENS, the second channel is encoder simulation MEM, without safety, standard panel, pre-installed firmware.

Description

I. Model Breakdown

CSB01.1C-SE-ENS-MEM-NN-S-NN-FW

CSB01.1C: CSB01 series, version 01.1, C = scalable

SE: Main communication = SERCOS optical interface (II/III compatible)

ENS: Encoder 1 (motor end) = 12V, fully compatible with Hiperface/1Vpp/TTL/IndraDyn

MEM: Encoder 2 = Encoder Emulation (encoder simulation output), non-physical encoder input

NN: No safety function

S: Panel = standard single-line LED + 4 keys

NN: No special function

FW: Pre-installed firmware, plug-and-play

II. What is MEM (Encoder Simulation) MEM = Encoder Emulation

The drive internally simulates a single incremental encoder signal (A/B/Z or 1Vpp) and outputs it externally.

Usage: Forward the servo motor position/velocity to the upper-level PLC or a third-party system (such as the old system only recognizes pulses/directions)

Features: The second signal is an output, not an input; it cannot be connected to an external encoder

Difference from EN1/EN2

EN1: Second encoder input (incremental, such as TTL/1Vpp)

EN2: Second encoder input (absolute value EnDat2.1)

MEM: Second simulated output (A/B/Z pulses)

III. Core Technical Specifications

Number of controlled axes: Single axis

Power supply: DC24V ±10%, power consumption approximately 8W

Control cycle: Current 125μs / Speed 250μs / Position 500μs

Encoder interface:

CH1: ENS (motor, fully compatible input)

CH2: MEM (simulated incremental encoder output)

Communication: Fiber SERCOS + RS232 + Ethernet service port

I/O: 5DI / 3DI/O / 1 relay output

Safety: None (NN)

Panel: Single-line LED + 4 keys

Size / Weight: Approximately 241×49.5×103mm / Approximately 1.2kg

IV. Application Scenarios

Fiber SERCOS bus: Strong interference, long-distance multi-axis synchronization

Need to output encoder signals externally:

Old PLC only has pulse/direction interface

Third-party motion systems need to receive servo position

Multi-system position synchronization (master→slave pulse synchronization)

Motor end uses Hiperface / absolute value encoder, simulates incremental externally

No safety function requirements for general automation


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