Atlas Copco POWER FOCUS Series Modules — 1900071141 Communication Module

Technical Dossier

Product Details And Specifications

Atlas Copco POWER FOCUS Series: Comprehensive Module Range and Technical Overview

The Atlas Copco POWER FOCUS series represents one of the most widely deployed tightening controller platforms in global heavy industry. Installed across automotive assembly lines, chemical processing plants, oil refineries, and nuclear maintenance facilities, POWER FOCUS controllers govern precision torque and angle tightening operations where process traceability is mandatory. The 1900071141 Communication Module is a core infrastructure component within this ecosystem, enabling fieldbus integration between the POWER FOCUS controller and plant-level supervisory systems (SCADA, MES, ERP). Its deployment spans POWER FOCUS 4000, 6000, and 8 series platforms, making it a high-demand spare part in facilities operating mixed-generation Atlas Copco tooling fleets.

The Evolution of POWER FOCUS Architecture

The POWER FOCUS platform has undergone four distinct architectural generations since its introduction in the 1990s. The original POWER FOCUS 2000 series established the baseline for closed-loop tightening control with analog feedback. The POWER FOCUS 4000 generation introduced digital fieldbus communication (Profibus-DP, DeviceNet, Ethernet/IP), requiring dedicated communication adapter modules — the category to which 1900071141 belongs. The POWER FOCUS 6000 series expanded protocol support to include PROFINET, EtherNet/IP, and Modbus TCP, while retaining backward-compatible module slots for legacy communication cards. The current POWER FOCUS 8 platform consolidates communication via integrated Ethernet ports but continues to support external communication modules for multi-protocol environments. Compatibility between generations is a persistent operational challenge: POWER FOCUS 4000 communication modules are not directly interchangeable with POWER FOCUS 6000 variants without firmware and hardware verification. Facilities running mixed fleets must maintain generation-specific spare inventories.

POWER FOCUS Full Catalog & Functionalities (SKU List)

The following SKUs represent verified components within the Atlas Copco POWER FOCUS ecosystem. Each entry reflects a distinct functional role within the tightening controller architecture.

1900071141: Fieldbus communication module for POWER FOCUS 4000/6000 series integration
4220-0630-01: POWER FOCUS 4000 controller main unit, single-spindle configuration
4220-0631-01: POWER FOCUS 4000 controller main unit, dual-spindle configuration
8433-0900-01: POWER FOCUS 6000 controller base unit with integrated display
4220-1010-01: Profibus-DP communication adapter card for POWER FOCUS 4000
4220-1011-01: DeviceNet communication adapter card for POWER FOCUS 4000
4220-1012-01: EtherNet/IP communication adapter card for POWER FOCUS 4000
8433-1100-01: PROFINET IO communication module for POWER FOCUS 6000
8433-1101-01: EtherNet/IP module for POWER FOCUS 6000 series
8433-1102-01: Modbus TCP communication module for POWER FOCUS 6000
4220-0700-01: I/O expansion module for POWER FOCUS 4000, 16 DI / 16 DO
8433-0800-01: I/O module for POWER FOCUS 6000, digital input/output expansion
4220-0500-01: Power supply unit for POWER FOCUS 4000 series controller
8433-0500-01: Power supply module for POWER FOCUS 6000 series
4220-0200-01: CPU processing board for POWER FOCUS 4000 main controller
8433-0200-01: CPU module for POWER FOCUS 6000 series, ARM-based processing
4220-0300-01: Memory expansion module for POWER FOCUS 4000 result storage
8433-0300-01: Storage module for POWER FOCUS 6000, extended tightening result logging

Sourcing Hard-to-Find & Obsolete POWER FOCUS Parts

The POWER FOCUS 4000 series reached end-of-production status, and Atlas Copco OEM supply channels no longer guarantee availability of all communication and I/O modules within this generation. DriveKNMS maintains a dedicated inventory of POWER FOCUS 4000 and 6000 series spare parts, including the 1900071141 Communication Module, sourced through verified industrial surplus and decommissioned equipment channels. All units undergo provenance verification prior to listing. For facilities requiring long-term maintenance agreements on POWER FOCUS 4000 platforms, DriveKNMS provides lifecycle extension support including module cross-referencing, firmware compatibility advisory, and multi-unit procurement. Requests for obsolete or low-availability SKUs are processed within 24 hours with stock confirmation and lead time estimates provided by return.

Quality Control for the POWER FOCUS Range

Communication modules within the POWER FOCUS series operate across proprietary backplane bus architectures that require functional validation beyond standard power-on testing. DriveKNMS applies a multi-stage inspection protocol to all POWER FOCUS communication modules: visual inspection of connector pins, backplane edge contacts, and PCB surface for corrosion or mechanical damage; powered functional test using a POWER FOCUS 4000 or 6000 test bench to verify fieldbus enumeration and data exchange; protocol-specific validation (Profibus-DP station address assignment, EtherNet/IP identity object response, PROFINET device name resolution); and thermal cycling verification to confirm stable operation across the rated operating temperature range (0°C to +55°C). Units that do not pass all stages are quarantined and not listed for sale. Test records are retained and available upon request for quality-critical procurement processes.