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5462-443 - 12-channel MicroNet Analog Input Module is available in stock which ships the same day.
5462-443 - 12-channel MicroNet Analog Input Module comes in UNUSED as well as REBUILT condition.
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TECHNICAL SPECIFICATIONS:
Part Number: 5462-443
Manufacturer: Woodward
Series: MicroNet
Module Type: Analog Input (AI)
Number of Channels: 12 Channels
Input Range: 4–20 mA or 0–5 VDC (Software Selectable)
Resolution: 16-Bit
Accuracy: 0.1% of full scale
Scan Rate: 5 ms for all channels
Isolation: 500 Vdc
Operating Temp: -30 °C to +65 °C
Storage Temperature: -40 °C to +85 °C
Availability: In Stock
Origin: United States
FUNCTIONAL DESCRIPTION:
The 5462-443 is a high-density 12-Channel Analog Input Module designed and manufactured for the Woodward MicroNet systems. It functions as the primary interface for gathering environmental and operational data from field transmitters, including pressure, temperature, and flow sensors. Converting low-level analog signals into high-resolution 16-bit digital values, it provides the precise data required for complex governing and monitoring algorithms in turbine and engine control systems.
HIGH-RESOLUTION SIGNAL PROCESSING
Each of the 12 channels on the Analog Input Module is equipped with dedicated signal conditioning and a high-speed Analog-to-Digital (A/D) converter. The module supports both current (4–20 mA) and voltage (0–5 VDC) inputs, which can be configured via the control software. The 16-bit resolution ensures that even minute changes in field variables are captured, allowing the control system to maintain tight tolerances and optimize machine performance.
GALVANIC ISOLATION AND NOISE REDUCTION
To maintain signal integrity in electrically noisy industrial environments, the Analog Input Module features 500 Vdc of galvanic isolation between the field inputs and the MicroNet backplane. This isolation prevents ground loops and protects the system's central processors from high-voltage transients or surges originating in the field. Additionally, integrated digital filtering helps suppress high-frequency noise, ensuring a stable and reliable signal for the control logic.
COMPREHENSIVE LOOP DIAGNOSTICS
The module includes advanced self-diagnostic capabilities designed to monitor the health of each input loop. It can detect out-of-range conditions, such as wire breaks (under-range) or short circuits (over-range), and immediately reports these faults to the CPU. This real-time monitoring allows for rapid troubleshooting and helps prevent the control system from acting on erroneous data, thereby increasing the overall safety and reliability of the plant.
WHY BUY FROM WOC:
World of Controls supports the maintenance and longevity of your Woodward MicroNet systems by offering the 5462-443 in both UNUSED and REBUILT conditions. Our quality assurance process involves rigorous testing on specialized simulation benches to verify the calibration accuracy and diagnostic response of all 12 channels. We maintain a broad inventory of Woodward I/O modules to support your needs during scheduled maintenance or emergency repairs. With global shipping capabilities and expert technical support, WOC provides a dependable supply chain for your critical industrial control components.
What is the Woodward 5462-443?
It is a 12-channel Analog Input Module for the MicroNet control system. It collects 4–20 mA or 0–5 VDC signals from field devices and converts them into digital data for the system processors to use in turbine control and monitoring.
How does the 16-bit resolution benefit the Analog Input Module operation?
The 16-bit resolution provides over 65,000 discrete levels of measurement. This allows the control system to detect very small changes in field variables, such as a fraction of a psi in pressure, enabling highly precise governing and more efficient machine operation.
Can the Analog Input Module be used for high-speed control loops?
Yes, with a 5 ms scan rate for all 12 channels, the module is suitable for most high-speed industrial control applications. The deterministic data delivery ensures that the control algorithms receive updated field information at consistent intervals, which is critical for maintaining system stability.
What is the significance of the 500 Vdc isolation on the 5462-443?
The isolation acts as a protective barrier between the field wiring and the internal electronics of the MicroNet rack. It prevents electrical noise or faults in the field from propagating to the CPU, ensuring that the control system remains functional even if there is an electrical issue in the external sensor wiring.
