Key Features

• High‑speed, high‑resolution pulse/frequency sampling for precise real‑time speed measurement

• Channel‑by‑channel galvanic isolation to resist EMI/RFI noise and ground‑loop interference

• Compatible with magnetic pickup, Hall‑effect sensor and proximity probe inputs

• Dual‑redundant Ethernet interface for bumpless data communication with hot‑standby CPU

• Built‑in self‑diagnosis and LED status indicators for on‑site fault troubleshooting

• Hot‑swappable design for online maintenance without system shutdown

• Operating temperature: −40 °C ~ +85 °C, suitable for power and petrochemical harsh environments

• SIL2, CE, UL, ATEX II 3G and IECEx certified for safety‑critical applications

Technical Specifications

• Model: Woodward 5463‑779

• Type: Redundant Pulse‑Frequency / Speed Input Module

• Input Signal: Pulse, frequency, tachometer pickup

• Isolation: Channel‑to‑ground galvanic isolation

• Communication: Dual redundant Ethernet

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

• Certifications: SIL2, CE, UL, ATEX II 3G, IECEx

Applications

• Rotational‑speed feedback for gas turbine and steam turbine governor control

• Overspeed pre‑warning and protection for compressors and high‑speed rotating equipment

• Speed monitoring of power‑plant generator sets

• Redundant speed‑signal acquisition for NetCon 5000 turbomachinery control racks