HMS Anybus 3266 Series Modules: M00279 3266-140

Technical Dossier

Product Details And Specifications

HMS Anybus 3266 Series: Comprehensive Module Range and Technical Overview

The HMS Anybus 3266 series represents a mature generation of industrial communication gateway and interface modules developed by HMS Industrial Networks (Sweden). These modules have been deployed extensively across global heavy industry sectors including petrochemical plants, nuclear power facilities, offshore oil and gas platforms, and continuous-process refineries. The 3266 platform was engineered to bridge legacy fieldbus protocols with modern industrial Ethernet architectures, making it a critical component in distributed control systems (DCS) and programmable logic controller (PLC) environments where protocol translation and network isolation are mandatory requirements. The M00279 3266-140 circuit board is a core sub-assembly within this product family, used in gateway chassis that handle real-time data exchange between PROFIBUS, DeviceNet, Modbus, and CANopen networks.

The Evolution of 3266 Series Architecture

The Anybus 3266 architecture was introduced as part of HMS's second-generation gateway platform, succeeding the earlier 3100 and 3200 series boards. The 3266 design introduced a dual-port memory interface that allowed simultaneous read/write access from two independent fieldbus nodes without arbitration delays — a significant advancement over single-port predecessors. Early revisions (3266-100 through 3266-120) supported a fixed protocol stack burned into EPROM. From revision 3266-130 onward, HMS migrated to flash-based firmware storage, enabling field-upgradeable protocol stacks. The 3266-140 variant (M00279) represents the final production revision of this board generation, incorporating revised EMC filtering and an updated ASIC for improved PROFIBUS DP-V1 compliance. Compatibility with the Anybus-S chassis (AB-S series) and Anybus-M chassis is maintained across all 3266 sub-variants. Integration with Siemens S7-300/400, Allen-Bradley ControlLogix, and ABB AC500 PLC platforms has been validated by HMS. As of 2024, the 3266 series has entered end-of-life status; HMS recommends migration to the Anybus CompactCom 40 or Anybus X-gateway II platforms for new installations. However, installed base volumes in legacy DCS environments ensure continued demand for 3266-series spare boards through at least 2030.

3266 Series Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly sourced modules within the HMS Anybus 3266 product family. Each entry reflects a distinct hardware revision or protocol configuration:

M00279 3266-140: Final-revision dual-port circuit board, PROFIBUS DP-V1 / DeviceNet gateway core assembly.
M00279 3266-130: Flash-firmware revision, PROFIBUS DP-V0 and Modbus RTU dual-protocol support.
M00279 3266-120: EPROM-based firmware, fixed PROFIBUS DP master/slave configuration.
M00279 3266-110: Early production board, DeviceNet slave / CANopen master interface.
M00279 3266-100: Initial release, single-protocol PROFIBUS DP slave only.
AB7007-B: Anybus-S PROFIBUS DP slave module, 3266-series chassis compatible.
AB7000-B: Anybus-S DeviceNet slave module, 3266-series chassis compatible.
AB7001-B: Anybus-S Modbus RTU slave module, 3266-series chassis compatible.
AB7002-B: Anybus-S CANopen slave module, 3266-series chassis compatible.
AB7005-B: Anybus-S ControlNet adapter module, 3266-series chassis compatible.
AB7008-B: Anybus-S Interbus slave module, 3266-series chassis compatible.
AB7010-B: Anybus-S CC-Link slave module, 3266-series chassis compatible.
AB7072-B: Anybus-S PROFINET IO device module, 3266-series chassis compatible.
AB7074-B: Anybus-S EtherNet/IP adapter module, 3266-series chassis compatible.
AB7079-B: Anybus-S Modbus TCP slave module, 3266-series chassis compatible.
SP2413-1: 3266-series 24VDC power supply board, internal chassis PSU sub-assembly.
SP2414-1: 3266-series backplane bus termination board, end-of-rack terminator.
SP2415-2: 3266-series diagnostic LED interface board, front-panel indicator assembly.

Sourcing Hard-to-Find & Obsolete 3266 Series Parts

DriveKNMS maintains a dedicated inventory program for end-of-life HMS Anybus 3266 series components. As HMS has formally discontinued new production of 3266-series circuit boards, the M00279 3266-140 and related sub-assemblies are no longer available through standard distribution channels. DriveKNMS sources these components through certified secondary market procurement, including decommissioned plant equipment, factory overstock, and tested pull units from controlled industrial environments. All units are subject to incoming inspection before entering inventory. For customers operating legacy DCS or PLC systems with 3266-series gateways, DriveKNMS provides long-term lifecycle support including cross-reference to compatible replacement boards, firmware version matching, and multi-unit blanket order agreements to secure supply for planned maintenance windows. Customers in the chemical processing, power generation, and water treatment sectors with multi-year maintenance contracts are encouraged to contact DriveKNMS to establish a dedicated spare parts allocation.

Quality Control for the 3266 Series Range

The HMS Anybus 3266 circuit board incorporates a multi-layer PCB with impedance-controlled traces for high-speed fieldbus signaling. DriveKNMS applies a structured test protocol specific to this board architecture. Each M00279 3266-140 unit undergoes visual inspection for PCB delamination, solder joint integrity on the dual-port memory ICs, and ASIC pin continuity. Functional testing is performed using an HMS-compatible gateway chassis with live PROFIBUS DP and DeviceNet network segments. Firmware version is verified and documented. Backplane connector wear is assessed using contact resistance measurement. Units exhibiting contact resistance above 50mΩ on the chassis edge connector are rejected. All tested units are shipped with a test report and a 12-month warranty against functional failure under normal industrial operating conditions (0–55°C, IEC 61131-2 environment class).