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3A98688G02

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3A98688G02
June 05, 2026

3A98688G02

3A98688G02 is original factory customized SCSI interconnect cable exclusively for Westinghouse classic WDPF WEStation VME workstation cabinet, belonging to 3A986XX series cabinet wiring spare parts (matching with 3A98658H08,3A98648G32 series harness). It connects front-mounted local storage drive and internal VME backplane mainboard inside WEStation cabinet, responsible for DCS system configuration files, historical trend data, fault alarm records storage & data transmission. Emerson has discontinued original new production permanently; available supply includes tested refurbished cables and dismantled used original spare parts for thermal power, CHP, petrochemical plant DCS field maintenance replacement.

Description

1. Product Introduction

3A98688G02 is original factory customized SCSI interconnect cable exclusively for Westinghouse classic WDPF WEStation VME workstation cabinet, belonging to 3A986XX series cabinet wiring spare parts (matching with 3A98658H08,3A98648G32 series harness).
It connects front-mounted local storage drive and internal VME backplane mainboard inside WEStation cabinet, responsible for DCS system configuration files, historical trend data, fault alarm records storage & data transmission.
Emerson has discontinued original new production permanently; available supply includes tested refurbished cables and dismantled used original spare parts for thermal power, CHP, petrochemical plant DCS field maintenance replacement.

2. Technical Specification

2.1 Electrical Parameters

  • Interface: Industrial Wide SCSI dual-lock molded plug (G02 upgraded anti-drop buckle structure)

  • Signal Voltage: DC 0~5V, peak withstand transient voltage ≤18V

  • Max Sync Transmission Speed: 20MB/s, match WEStation onboard disk module

  • EMC Performance: Full braided copper shield, ±15kV contact ESD protection, anti-interference against cabinet frequency converter & power harmonic noise

2.2 Mechanical & Environmental Spec

  • Wire Construction: Multi-pair twisted shielded industrial cable, high-temperature resistant PVC outer jacket

  • Fixed Length: Original factory preset length for standard WEStation VME cabinet layout

  • Working Temp: 0℃ ~ +55℃ (cabinet internal environment)

  • Storage Temp: -40℃ ~ +85℃

  • Humidity: 5%~95%RH non-condensing

  • Compliance Standard: CE EMC, UL industrial control wiring certification

2.3 G02 Version Upgrade Advantage

Optimized terminal crimping process against long-term cabinet vibration looseness; improved insulation ageing resistance for continuous 24/7 equipment operation; enhanced full-shielding performance to reduce field strong electromagnetic signal attenuation.

3. Core Function

  1. Establish SCSI physical data link between cabinet front storage device and VME backplane main control board of WEStation workstation

  2. Transmit real-time historical data, system parameter files and DCS event logs to local hard disk

  3. Supply auxiliary low-voltage power for front panel storage indicator circuit

4. Application Field

Special spare cable for Westinghouse WDPF DCS operator station, engineering station & history server cabinet, widely used in coal-fired power plant, cogeneration unit, refining chemical factory DCS system overhaul & spare replacement.

5. Aftermarket & Repair

  • Repair cycle: Standard 2~4 weeks, urgent rush repair optional; refurbished goods with quality warranty, global delivery available via DHL/UPS/Fedex.


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