Woodward 5464-414 MicroNet Plus 8-Channel Analog Input Module

Availability: 10 left in stock

Woodward 5464-414 MicroNet 8-Channel Analog Input Module Configured for high-speed process signal acquisition in MicroNet and MicroNet Plus platforms, the...

SKU: 5464-414

Manufacturer: Woodward
Product No.: 5464-414
Product Type: Analog Input Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 900g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Woodward 5464-414 MicroNet 8-Channel Analog Input Module

Configured for high-speed process signal acquisition in MicroNet and MicroNet Plus platforms, the Woodward 5464-414 Rev A (5464-414 Analog Input Module) provides direct physical/electrical execution. Positioned within the MicroNet VME-based subrack chassis, the assembly conditions, digitizes, and routes analog field feedback from fuel flow meters, pressure transmitters, and temperature sensors across 8 independent channels. It processes 4-20 mA current loops along with 0-5 VDC and +/-5 VDC voltage inputs, streaming digitized data directly to the main CPU for real-time turbine governor calculation.

Hardware Specifications

Parameter	Specification
Model	5464-414 Rev A
Brand	Woodward
Origin	USA
Weight	0.9 kg
Dimensions	Standard MicroNet chassis module slot size
Operating Temp	-20 deg C to +70 deg C
Storage Temp	-40 deg C to +85 deg C
Relative Humidity	5-95 % RH (non-condensing)
Power Consumption	18-32 VDC (24 VDC nominal supply)
Input Channels	8 independent channels
Input Ranges	0-5 VDC, +/-5 VDC, 4-20 mA
A/D Resolution	12 to 16 bit (software configurable via GAP)
Accuracy	+/-0.1% of Full Scale at 25 deg C
Input Impedance	>1 Mohm (Voltage mode) / 250 ohm (Current mode)
Isolation	Galvanic isolation (channel-to-channel and channel-to-system)
Diagnostics	Built-in self-test (BIST), fault LEDs, out-of-range detection

Actuator Loop Feedback Response and Signal Conversion

The Woodward 5464-414 Rev A delivers rapid analog-to-digital conversion cycles essential for stabilizing actuator loop feedback response in high-speed turbine governor loops. Software configuration via the Graphical Application Program (GAP) adjusts resolution parameters from 12 to 16 bits depending on processing velocity requirements. Internal precision resistors set the 250 ohm input impedance for 4-20 mA current modes, preventing signal attenuation and maintaining low conversion latencies during dynamic fuel valve transients.

Frequently Asked Questions

Q: How does the module handle input channel mode switching between voltage and current loop signals?

A: Signal mode selection between 0-5 VDC, +/-5 VDC, and 4-20 mA current loops is managed via software parameters within the Woodward GAP programming environment, adjusting internal routing circuits without physical jumper repositioning.

Q: Can the 5464-414 Rev A module be hot-swapped during active governor operation?

A: No, online hot-swapping of the module in an active single-channel MicroNet rack is strictly prohibited. You must power down the 24 VDC rack supply feed before inserting or pulling the module to prevent electrical transients across the backplane bus lines.

Q: What protective measures exist to handle field wire ground loops?

A: The assembly provides full channel-to-channel and channel-to-system galvanic isolation. This stops ground loop currents from propagating through field wiring to the central MicroNet CPU processor board.

Field Installation Guidelines

First, turn off all primary 24 VDC power sources supplying the MicroNet subrack chassis before starting physical installation. Connect an ESD grounding wrist strap to an unpainted metal chassis frame point to safely dissipate static charge.

Next, align the 5464-414 Rev A printed circuit board card edges with the designated subrack guide slots. Slide the module smoothly into the backplane connector until the front panel faceplate sits flush against the frame, then tighten the top and bottom retaining thumbscrews to secure the assembly.

Then, dress field wiring neatly through side wire raceways, keeping analog signal cables separated from high-voltage AC lines and switching inductive loads by at least 100 mm. Ground all cable shields at a single point on the enclosure terminal strip to minimize common-mode noise.

Finally, verify that terminal wiring matches the designated input range mode (4-20 mA or voltage feed) before re-applying system power. Observe the front panel diagnostic LEDs to confirm the module passes its initial built-in self-test (BIST) routine upon startup.

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