B&R (Bernecker & Rainer) 5LS189.6-1 Communication Board

Name: B&R (Bernecker & Rainer) 5LS189.6-1 Communication Board
Brand: B&R

Model: 5LS189.6-1

Brand B&R

Series 5LS189.6-1 Communication Board

Model 5LS189.6-1

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Technical Dossier

Product Details And Specifications

B&R 5LS Series Technical Notes

The B&R 5LS series represents a core product line within Bernecker & Rainer's programmable logic controller and distributed control system portfolio. Deployed extensively across global heavy industry — including petrochemical refineries, nuclear power auxiliary systems, offshore platforms, and continuous-process chemical plants — the 5LS series established B&R's position as a precision automation supplier in applications where deterministic cycle times and high-availability backplane communication are non-negotiable requirements. The series operates within B&R's proprietary X2X Link and POWERLINK communication infrastructure, enabling synchronized multi-axis and multi-node control architectures. Installed base density remains high in European and Asian industrial facilities commissioned between the mid-1990s and 2010s, making spare parts availability a critical operational concern for maintenance engineers managing long-lifecycle assets.

The Evolution of 5LS Architecture

The 5LS series was developed as part of B&R's second-generation modular PLC platform, succeeding earlier fixed-I/O controllers and preceding the current APROL and X20 system families. Early 5LS hardware (circa 1995–2002) used parallel backplane bus communication with proprietary B&R protocols, limiting inter-module bandwidth to levels adequate for sequential logic but insufficient for high-speed motion coordination. Mid-generation revisions introduced ETHERNET Powerlink (EPL) compatibility, allowing 5LS nodes to participate in isochronous real-time networks with cycle times down to 400 µs. Late-series variants added X2X Link slave capability, bridging legacy 5LS I/O into modern B&R Automation Studio 4.x projects. Compatibility constraints are significant: 5LS CPU modules require matching firmware revisions when paired with communication boards such as the 5LS189.6-1; cross-generation substitution without firmware alignment causes bus initialization failures. Engineers migrating from 5LS to X20 must account for I/O address remapping and task class reconfiguration in Automation Studio.

5LS Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly stocked modules within the B&R 5LS series, classified by functional category:

Communication & Network Modules

5LS189.6-1: PROFIBUS-DP communication board, slave/master configurable, 12 Mbit/s max
5LS180.6-1: Ethernet communication module, 10/100 Mbit/s, RJ45 interface
5LS181.6-1: CANopen communication board, 1 Mbit/s, DS301 compliant
5LS182.6-1: DeviceNet communication adapter, Group 2 slave, 500 kbit/s
5LS183.6-1: Modbus RTU/TCP communication board, RS-485 physical layer

CPU & Controller Modules

5LS5100.60-1: Central processing unit, 32-bit RISC, 64 MB DRAM, IEC 61131-3
5LS5200.60-1: High-performance CPU module, dual-core, 128 MB, real-time OS
5LS5050.60-1: Standard CPU, 16 MB RAM, compact form factor for space-constrained panels
5LS5300.60-1: Redundant CPU module, hot-standby capable, SIL 2 rated applications

Digital Input (DI) Modules

5LS3100.60-1: 16-channel 24 VDC digital input, 0.2 ms filter, IEC 61131-2 Type 1
5LS3200.60-1: 32-channel 24 VDC digital input, high-density, M20 connector
5LS3110.60-1: 8-channel 120 VAC digital input, optically isolated, DIN rail mount

Digital Output (DO) Modules

5LS4100.60-1: 16-channel 24 VDC digital output, 0.5 A per channel, short-circuit protected
5LS4200.60-1: 32-channel transistor output, source type, 0.3 A per channel
5LS4300.60-1: 8-channel relay output, 230 VAC / 2 A, mechanical and solid-state options

Analog Input (AI) Modules

5LS2100.60-1: 8-channel analog input, ±10 V / 0–20 mA, 12-bit resolution
5LS2200.60-1: 4-channel high-precision analog input, 16-bit, thermocouple/RTD configurable

Power Supply Modules

5LS0100.60-1: 24 VDC backplane power supply, 10 A output, integrated diagnostics
5LS0200.60-1: Redundant power supply module, N+1 configuration, hot-swap capable

Quality Control for the 5LS Range

Q: How is condition confirmed before quotation?
A: Available condition, photos, test records and documentation are checked according to the requested model and sourcing channel before a formal RFQ response.

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