Woodward 8200-177 Actuator Driver Controller

Woodward 8200-177 Actuator Driver Controller | New & Original Stock

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Woodward 8200-177 MicroNet NetCon Series Actuator Driver Controller The Woodward 8200-177, also cataloged as the 8200-177 Actuator Driver Controller, serves...

SKU: 8200-177

Manufacturer: Woodward
Product No.: 8200-177
Product Type: Actuator Driver Controllers
Product Origin: USA
Payment:T/T, Western Union
Weight: 2600g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Woodward 8200-177 MicroNet NetCon Series Actuator Driver Controller

The Woodward 8200-177, also cataloged as the 8200-177 Actuator Driver Controller, serves as the primary 8200-177 EM and LQ Digital Driver utilized to execute sub-millimeter positioning accuracy across MicroNet or NetCon platforms.

Hardware Specifications

Parameter	Specification
Model	8200-177 (Revision T)
Brand	Woodward
Origin	USA
Weight	2.6 kg (5.7 lbs)
Dimensions	46.1 cm x 26.5 cm x 5.9 cm
Operating Temp	-40 to +85 deg C
Power Consumption	3.3 A continuous (nominal line consumption)
Primary Input Power	120 VAC (95-130 VAC operational range)
Logic/Backplane Power	24 VDC nominal (18-32 VDC range)
Output Rating	24 VDC Pulse-Width Modulated (PWM)
Peak Output Current	16 A (Short-duration stiction override)
Feedback Interface	EM Resolver Input (Position sensing)
Speed Sensing Range	1.0 to 30.0 VAC
Galvanic Isolation	1000 Vrms
Digital Communication	RS-485 Modbus RTU

Industrial Drives, Governors, and Speed Control Properties

The controller executes precise loop processing by using high-current power amplification stages to manipulate electromechanical actuators and LQ valves. The internal 24 VDC pulse-width modulated (PWM) driver stage manages high-bandwidth variable geometry configurations by dynamically commanding up to 16 A peak currents to negate mechanical stiction under extreme load variations. Real-time loop stability relies on integrated actuator loop feedback response metrics gathered via the specialized EM resolver input circuit. To maintain signal fidelity amidst harsh turbine deck thermal stresses, the module's thermal heat sink dissipation profiles are calibrated to sustain continuous nominal loads throughout an extended operating envelope without structural degradation.

Frequently Asked Questions

Q: How does the driver handle extreme mechanical resistance or sticky valve states?

A: The module's power stage scales up to a 16 A peak output current limit for short durations. This localized current burst provides the high torque necessary to break through physical stiction in large-scale turbine valves.

Q: What mechanisms protect the central control logic from field-side electrical surges?

A: The hardware incorporates integrated 1000 Vrms galvanic isolation across its network and control boundaries, effectively isolating the central processing unit and backplane power from field-side loop disturbances and common-mode transients.

Q: Can the diagnostic metrics be read by third-party supervisory control systems?

A: Yes. The driver features an RS-485 serial port running the Modbus RTU protocol, allowing full transmission of deep actuator health diagnostics, configuration values, and position error metrics to external controllers.

Field Installation Guidelines

Resolver Shielding and Routing: Connect the EM resolver feedback wires using twisted-pair, individually shielded cables. Ground the shield at the driver chassis end only to prevent ground loops, and run the feedback line apart from the 120 VAC primary power or 24 VDC PWM motor drive cables.
Thermal Management and Clearances: Given the -40 to +85 deg C industrial-grade rating, the module relies on the surrounding enclosure air volume to manage heat. Ensure the 461 mm vertical axis is aligned upright with sufficient ventilation clearance around the internal thermal heat sink components.
Electrical Termination: Verify that the 120 VAC primary input line and the high-current 24 VDC PWM actuator output wiring utilize terminal connectors rated for the maximum 16 A peak demand. Tighten all field terminal screws to standard industrial ratings to prevent localized contact resistance.

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