Overview

The Woodward 1680-2004 Magnetic Pickup Unit is a precision-engineered speed sensing device used in engines and turbines across industrial automation systems. It converts mechanical rotation into reliable electrical signals, enabling accurate speed monitoring and closed-loop control. Its rugged, self-generating design ensures stable operation in harsh environments, while the compact cylindrical form factor supports both new installations and retrofit projects. The unit integrates smoothly with Woodward governors and controllers, making it highly dependable for power generation, marine, petrochemical, and heavy machinery applications.

Technical Data

Applications

• Speed sensing in gas turbine control systems

• Diesel engine automation for marine propulsion systems

• Synchronization and load management of backup generator sets

• Process monitoring in petrochemical and refinery environments

• Heavy machinery needing precise rotational speed measurement

FAQ

Q1: What is the primary function of the Woodward 1680-2004?
It detects rotational speed and outputs accurate electrical signals for engine and turbine control systems.

Q2: Does this pickup unit require external power?
No. It is fully self-generating and produces voltage based on mechanical motion.

Q3: Can the unit operate in extreme environments?
Yes. Its rugged design and wide −40 °C to +105 °C operating range support harsh conditions.

Q4: What industries commonly use this unit?
Power generation, marine propulsion, petrochemical plants, and heavy industrial automation.

Q5: How often should maintenance be performed?
A routine inspection every 12 months is recommended, though it generally requires minimal servicing.