5415-816
May 18, 2026

5415-816

WOODWARD 5415-816 is a high‑precision speed & load control module (often referenced as part of the 2301A / 505 controller family) for diesel/gas engines and turbines. It provides closed‑loop speed regulation, load sharing, and actuator drive, serving as a core governor module in power generation, oil & gas, and marine propulsion systems.

Description

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WOODWARD 5415-816 is a high‑precision speed & load control module (often referenced as part of the 2301A / 505 controller family) for diesel/gas engines and turbines. It provides closed‑loop speed regulation, load sharing, and actuator drive, serving as a core governor module in power generation, oil & gas, and marine propulsion systems.

General Description

The 5415-816 is a compact, rack‑mounted digital governor control unit integrating signal conditioning, PID control, and output drive circuitry. It accepts speed sensor and analog setpoint signals (4–20 mA / 1–5 Vdc), processes them with high‑resolution control logic, and drives hydraulic/electric actuators for fuel/steam valve positioning. It supports isochronous (zero‑droop) and droop control modes for single‑unit or parallel operation.

Main Features

  1. Precision speed/load control for engines and turbines (±0.01% linearity)

  2. Dual control modes: isochronous (constant speed) / droop (load sharing)

  3. Flexible setpoint inputs: 4–20 mA / 1–5 Vdc analog or digital command

  4. Wide power supply: 18–32 VDC (24 VDC nominal)

  5. Advanced diagnostics with fault logging and LED status indicators

  6. MIL‑STD‑810G rugged construction for harsh industrial environments

  7. RS‑485 / Modbus RTU communication for DCS/PLC integration

  8. Galvanic isolation and EMI/RFI protection for noise immunity

Technical Parameters

  • Model: 5415-816

  • Type: Digital Speed/Load Governor Control Module

  • Compatible Prime Movers: Diesel/gas engines, steam/gas turbines

  • Control Modes: Isochronous (zero‑droop) / droop (adjustable)

  • Setpoint Inputs: 4–20 mA, 1–5 Vdc, or digital (Modbus)

  • Speed Signal Input: Magnetic pickup (MPU) or proximity sensor

  • Communication: RS‑485, Modbus RTU

  • Power Supply: 18–32 VDC (24 VDC ±10% nominal)

  • Operating Temperature: ‑40 °C to +85 °C

  • Storage Temperature: ‑40 °C to +85 °C

  • Dimensions (W×H×D): 150 × 90 × 35 mm

  • Weight: Approx. 1.2 kg

  • Installation: Standard 19” rack or panel mount

  • Certifications: CE, RoHS, MIL‑STD‑810G compliant

Application Scope

Used as a primary governor controller in:
  • Power generation plants (grid‑connected or island mode)

  • Oil & gas (compressor drives, pipeline pumping stations)

  • Marine propulsion (main engine speed control, generator sets)

  • Industrial turbines/engines (combined‑cycle plants, CHP systems)

It enables stable speed regulation, precise load control, and seamless system integration in both new installations and retrofit projects.


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