8290-191
May 26, 2026

8290-191

WOODWARD 8290‑191 is a 2301D Digital Speed & Load Sharing Controller from Woodward’s 8290 series, designed for diesel‑ and gas‑engine‑driven generator sets, industrial prime movers and gas turbines. It provides high‑precision speed regulation, parallel‑unit load sharing, overspeed protection and system fault monitoring. Optimized for marine, oil & gas, power plant and heavy‑duty industrial applications, it features robust anti‑interference, vibration resistance and wide‑temperature stability.

Description

Key Functions

  1. Isochronous control for single‑unit stable operation and droop control for multi‑unit parallel load sharing

  2. High‑accuracy closed‑loop speed control with fast response to sudden load variations

  3. Synchronization and soft‑loading control for grid‑connected power generation

  4. Built‑in overspeed, underspeed and stall protection with fault self‑diagnosis

  5. Parameter configuration via PC software or handheld programmer

  6. Remote speed setpoint via 4‑20 mA analog signal input

  7. Multiple digital I/O for alarm, interlock and status indication

Electrical Specifications

  • Power Supply: 24 VDC (18–40 VDC wide‑range input)

  • Speed Input: Magnetic pickup (MPU) sensor input

  • Analog I/O: 4‑20 mA / 1‑5 VDC configurable inputs and outputs

  • Digital I/O: Discrete inputs/outputs for protection and alarms

  • Communication: Modbus RTU / serial port for remote monitoring & tuning

  • EMC: Industrial‑grade anti‑electromagnetic interference performance

Environmental & Mechanical Features

  • Operating Temperature: −40 °C ~ +85 °C

  • Vibration & Shock: Compliant with marine and heavy‑duty industrial standards

  • Mounting: Panel‑mount installation

  • Enclosure: Rugged metal housing, dust‑proof and shock‑resistant

Typical Applications

  • Diesel & gas engine generator sets

  • Marine auxiliary power and propulsion systems

  • Oilfield, mining and industrial prime mover control

  • Multi‑unit parallel power stations and emergency backup power systems


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