Contact Info

4256A15G01 Emerson Ovation DCS Redundant Bus Expansion Communication Module

Home / Product/ Emerson
4256A15G01 Emerson Ovation DCS Redundant Bus Expansion Communication Module
June 10, 2026

4256A15G01 Emerson Ovation DCS Redundant Bus Expansion Communication Module

4256A11G01 is an original Westinghouse communication interface spare part of the 4256 series Ovation distributed control system, functioning as a high-speed data exchange channel between rack backplanes and core controller boards. Constructed with multi-layer high-temperature FR-4 industrial PCB and full surrounding electromagnetic shielding circuit layout, it effectively filters strong electromagnetic interference generated by heavy-duty equipment in thermal power, petrochemical and metallurgical sites. Each module undergoes 72-hour high-low temperature cycle aging, full bus communication calibration and comprehensive fault simulation testing before delivery. It supports hot-swappable single-slot plug-in installation without shutting down the whole DCS system, and integrates multi-stage surge, overvoltage, overcurrent, reverse polarity and short-circuit protection circuits. This interface module ensures low-latency, stable bidirectional data transmission between CPU modules and all I/O boards, minimizing system communication breakdown risks and reducing unplanned maintenance downtime for industrial process control lines.

Description

Model No.: 4256A11G01

Technical Specifications

  1. PCB Substrate: Multi-layer high heat-resistant FR-4 industrial circuit board

  2. Operating Temperature Range: -25°C ~ +75°C

  3. Storage Humidity: 5%–90% RH, non-condensing

  4. EMC Compliance: Industrial Class II, CE & LVD certified

  5. Bus Interface: Dedicated high-speed backplane link bus for Ovation DCS racks

  6. Integrated Protection: Surge suppression, overvoltage, overcurrent, reverse polarity and short-circuit protection

  7. Rated Continuous Service Life: 75,000 working hours under standard rated load

  8. Installation Mode: Single-slot hot-swappable DCS rack backplane plug-in

  9. Quality Standard: Original Emerson/Westinghouse factory certified; each module equipped with independent factory inspection test report, 12-month official quality warranty

Application Fields

Thermal power plant Ovation DCS distributed control systems, petrochemical process automation control cabinets, metallurgical real-time production monitoring platforms, municipal wastewater distributed control equipment, pulp & paper production line control systems, large heavy industry process automation DCS control racks
4256A12G01
搜索 2 个关键词，参考 12 篇资料

Title

4256A12G01 Emerson Ovation DCS High-Speed Data Acquisition Control Module
image
4256A12G01模块实物

Product Brief Introduction

4256A12G01 is an original Emerson Westinghouse data acquisition control card belonging to the 4256 series Ovation distributed control system, dedicated to high-speed collection and preprocessing of field analog and digital signals. It adopts multi-layer high-temperature resistant FR-4 industrial PCB and full electromagnetic shielding layout, with 1000V electrical isolation between field channels and internal logic circuits to resist strong electromagnetic interference in harsh working conditions of thermal power, petrochemical and metallurgical industries. Every module undergoes 72-hour high-low temperature cycle aging, full-channel signal accuracy calibration and complete fault simulation testing before delivery. It supports hot-swappable single-slot backplane plug-in installation without shutting down the whole DCS system, and integrates multi-level surge, overvoltage, overcurrent, reverse polarity and short-circuit protection circuits. Equipped with independent LED diagnostic indicators for power, communication and each channel status, this module efficiently transmits collected field data to the core controller, improving the real-time performance and stability of the whole control system and reducing unplanned maintenance downtime.

Specification Sheet & Application Fields

Model No.: 4256A12G01

Technical Specifications

  1. PCB Material: Multi-layer high heat-resistant FR-4 industrial circuit board

  2. Operating Temperature Range: -25°C ~ +75°C

  3. Storage Humidity: 5%–90% RH, non-condensing

  4. EMC Compliance: Industrial Class II, CE & LVD certified, meets EN 61000-4 anti-interference standards

  5. Bus Interface: Dedicated high-speed backplane link bus for Ovation DCS racks

  6. Channel Isolation: 1000V AC/DC isolation between field terminals and logic circuit

  7. Integrated Protection: Surge suppression, overvoltage, overcurrent, reverse polarity and short-circuit protection

  8. Installation Mode: Single-slot hot-swappable DCS rack backplane plug-in

  9. Quality Standard: Original Emerson factory certified; each module equipped with independent factory inspection test report, 12-month official quality warranty

Application Fields

Thermal power plant Ovation DCS distributed control systems, petrochemical process automation control cabinets, metallurgical real-time production monitoring platforms, municipal wastewater distributed control equipment, pulp & paper production line control systems, large heavy industry process automation DCS control racks, energy management signal acquisition stations
4256A15G01
搜索 2 个关键词，参考 12 篇资料

Title

4256A15G01 Emerson Ovation DCS Redundant Bus Expansion Communication Module

Product Brief Introduction

4256A15G01 is an original Westinghouse/Emerson redundant bus expansion communication card of the 4256 series Ovation distributed control system, acting as an extended data transmission gateway for multi-rack interconnection of DCS control cabinetsEmerson. It adopts multi-layer high-temperature resistant FR-4 industrial PCB and full-surround electromagnetic shielding circuit layout, equipped with 1000V galvanic isolation between external bus ports and internal logic circuits to filter strong electromagnetic interference generated by heavy equipment in thermal power, petrochemical and metallurgical sites. Every module undergoes 72-hour high-low temperature cycle aging, full bus communication accuracy calibration and complete fault simulation testing before factory delivery. It supports single-slot hot-swappable backplane plug-in without shutting down the whole DCS system, and integrates multi-stage surge, overvoltage, overcurrent, reverse polarity and short-circuit protection circuits. This expansion module realizes stable low-latency bidirectional data exchange between multiple control racks, supports system redundant bus backup, greatly improves the expandability and overall operation reliability of large-scale Ovation DCS systems, and reduces unplanned maintenance downtime of production lines.

Specification Sheet & Application Fields

Model No.: 4256A15G01

Technical Specifications

  1. PCB Substrate: Multi-layer high heat-resistant FR-4 industrial circuit board

  2. Operating Temperature Range: -25°C ~ +75°C

  3. Storage Humidity: 5%–90% RH, non-condensing

  4. EMC Compliance: Industrial Class II, CE & LVD certified, meets EN 61000 series anti-interference standards

  5. Bus Interface: Dedicated Ovation multi-rack redundant expansion high-speed link bus

  6. Channel Isolation: 1000V AC/DC isolation between external bus terminals and internal logic circuit

  7. Integrated Protection: Surge suppression, overvoltage, overcurrent, reverse polarity and short-circuit protection

  8. Installation Mode: Single-slot hot-swappable DCS rack backplane plug-in

  9. Quality Standard: Original Emerson factory certified; each module equipped with independent factory inspection test report, 12-month official quality warranty

Application Fields

Thermal power plant large-scale Ovation DCS distributed control systems, petrochemical multi-unit process automation control cabinets, metallurgical integrated production monitoring platforms, municipal large-scale wastewater distributed control equipment, pulp & paper whole factory production line control systems, heavy industry multi-rack redundant DCS control stations, energy storage power station centralized monitoring systems


Get a Quote

Search

Categories

pages