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Woodward 8444-1109 MFR300 Power Measurement Module

Woodward 8444-1109 MFR300 Power Measurement Module

The Woodward 8444-1109, also cataloged as the 8444-1109 Power Measurement and Monitoring Device, operates as a dedicated hardware component for energy management and electrical parameter acquisition within MFR300 Series platforms.

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Availability: Low stock: 3 left

SKU: 8444-1109
Vendor: Woodward
Category: Power Measurement Module
Related Series:

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The Woodward 8444-1109, also cataloged as the 8444-1109 Power Measurement and Monitoring Device, operates as a dedicated hardware component for energy management and electrical parameter acquisition within MFR300 Series platforms.

Hardware Specifications

Parameter Specification
Model 8444-1109
Brand Woodward
Origin USA
Weight 1.5 kg
Dimensions 200 mm x 150 mm x 100 mm
Operating Temp -40 deg C to +70 deg C (-40 deg F to +158 deg F)
Power Consumption 24 VDC Primary Input
Rated Current 5 (10) A or 10 (20) A configurable current inputs
Communication Protocols CANopen, Modbus
Interfaces Ethernet, Serial Communication
I/O Channels Configurable Analog/Digital Inputs and Outputs
Storage Temp -55 deg C to +85 deg C
Environmental Resistance Shock: 15 g (11 ms), Vibration: 2 g (5 Hz to 500 Hz)
Humidity 5% to 95% non-condensing
Enclosure Solid Metal Construction (Panel Mount)

Actuator Loop Feedback Response and Thermal Dissipation Profiles

Operating on a 24 VDC supply, the 8444-1109 processes multi-channel analog and digital inputs to sample 3-phase AC voltage and current telemetry across configurable 5 (10) A or 10 (20) A ranges. The solid metal panel-mount chassis is engineered to balance thermal heat sink dissipation profiles during continuous high-load sampling in demanding ambient environments up to +70 deg C. Onboard microprocessing routines execute rapid digital conditioning to preserve fast actuator loop feedback response and power regulation commands across integrated CANopen, Modbus, Ethernet, and serial network interfaces.

Frequently Asked Questions

Q: What primary communication protocols and network interfaces are available on the 8444-1109?

A: The module supports CANopen and Modbus protocols accessible via physical Ethernet and serial communication interfaces.

Q: What current measurement ranges are supported by the input current transformers?

A: Depending on hardware configuration, the current input stages support 5 (10) A or 10 (20) A current secondary loops.

Q: What mechanical shock and vibration tolerance limits apply to this device?

A: The solid metal enclosure withstands physical shock impulses up to 15 g for 11 ms and continuous vibration levels of 2 g across 5 Hz to 500 Hz.

Field Installation Guidelines

  • Ensure 24 VDC control power and high-voltage AC sense lines are completely de-energized prior to connecting panel wiring.
  • Short-circuit secondary current transformer (CT) leads before disconnecting field terminals to prevent hazardous high-voltage inductive transients.
  • Route CANopen, Ethernet, and serial communication cables using shielded twisted-pair conductors kept separate from AC power conductors.
  • Connect the solid metal housing's protective earth ground point directly to the main panel ground bus using a low-impedance grounding strap.