{"product_id":"woodward-5501-372-analog-combo-input-output-module","title":"Woodward 5501-372 Analog Combo Input\/Output Module","description":"\u003cp\u003eThe \u003cstrong\u003eWoodward 5466-330\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e5466-330\u003c\/strong\u003e Analog Combo Input\/Output Module, operates as a dedicated hardware component for multi-channel analog signal acquisition, closed-loop process output regulation, and high-frequency rotation telemetry tracking within Woodward control networks. This rack-mounted or panel-mounted hardware block combines multi-range analog processing planes with four specialized speed sensor input circuits to execute real-time physical variable digitizing and actuator command routing across host turbine or compressor governor platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e5466-330\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWoodward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States of America (USA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.0 kg (2.20 lbs baseline mass)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e483 mm x 310 mm x 105 mm (Standard subrack envelope metrics)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eDynamic load drawn based on wetted transmitter loop quantities\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfigurable Input Voltage\u003c\/td\u003e\n\u003ctd\u003e0 to 5 VDC nominal tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfigurable Input Current\u003c\/td\u003e\n\u003ctd\u003e4-20 mA current loop tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Output Channels\u003c\/td\u003e\n\u003ctd\u003eStandard 4-20 mA current source loops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDedicated Speed Inputs\u003c\/td\u003e\n\u003ctd\u003eFour (4) high-frequency tracking channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Probe Compatibility\u003c\/td\u003e\n\u003ctd\u003ePassive Magnetic Pickup Units (MPUs) or active proximity probes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Product Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Combo Input\/Output Module Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eActuator Loop Feedback Response and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe 5466-330 maintains rapid data processing throughput rates to preserve tight actuator loop feedback response parameters, preventing phase lag during critical turbine overshoot windows. The module optimizes system I\/O density scaling routines by condensing a dual-mode analog input matrix, standard 4-20 mA current drivers, and high-speed pulse counters onto a single physical chassis block. This structural consolidation maintains full firmware flash compatibility with upstream control processors, allowing the unit to sample high-frequency probe pulses and current loops locally while shielding the primary communication network from raw signal propagation noise.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the module handle signal conditioning differently between a passive Magnetic Pickup Unit (MPU) and an active proximity probe?\u003c\/p\u003e\n\u003cp\u003eA: The four dedicated speed channels utilize internal hardware selector switches or configuration parameters to shift input amplification thresholds. Passive MPUs rely on variable reluctance to generate self-induced AC voltages, requiring zero-crossing detection, whereas active proximity probes demand fixed DC power wetting voltages and specific square-wave pulse trigger thresholds.\u003c\/p\u003e\n\u003cp\u003eQ: What happens to the 4-20 mA analog output channels if the board drops its primary logic power supply line?\u003c\/p\u003e\n\u003cp\u003eA: Upon a total loss of internal logic potential, the board's analog current source loops drop to an unpowered fail-safe state (0 mA). This immediate decay forces connected field positioning valves or actuators to transition to their mechanical shelf positions, safeguarding downstream equipment from uncommanded fuel or steam flow configurations.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":45053154459763,"sku":"5501-372","price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-28_13-51-22_da1d5445-0db7-44bb-9536-31c02d502657.png?v=1779948890","url":"https:\/\/www.dcssupplier.com\/products\/woodward-5501-372-analog-combo-input-output-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}