World Of Controls understands the criticality of your requirement and works towards reducing the lead time as much as possible.
8271-030 - Motor Operated Potentiometer Module is available in stock which ships the same day.
8271-030 - Motor Operated Potentiometer Module comes in UNUSED as well as REBUILT condition.
To avail our best deals for 8271-030 - Motor Operated Potentiometer Module, contact us and we will get back to you within 24 hours.
TECHNICAL SPECIFICATIONS:
Part Number: 8271-030
Manufacturer: Woodward
Series: 8271 / MOP Auxiliary Series
Product Type: Motor Operated Potentiometer Module
Module Type: MOP
Control Function: Speed Reference & Load Setpoint Adjustment
Adjustment Method: Motor-Driven Potentiometer
Drive Mechanism: Electric Motor & Gear Reduction
Wiper Mechanism: Precision Mechanical Wiper
Limit Protection: Mechanical Friction Clutch
Motor Protection: Internal Braking Circuit
Electrical Isolation: Optical Channel-to-Logic Isolation
Signal Type: Analog Control Signal
Mounting Type: Steel Chassis Panel Bracket Assembly
PCB Protection: Industrial-Grade Conformal Coating
Operating Temperature: -20°C to +66°C (-4°F to +150°F)
Storage Temperature: -40°C to +85°C (-40°F to +185°F)
Relative Humidity: 5% to 95% Non-Condensing
Application Systems: 2301, 2301A, 2500 & EPG
Primary Function: Remote Speed Bias Adjustment
Secondary Function: Generator Load Sharing Adjustment
Installation: Industrial Control Panel
Availability: In Stock
Country of Origin: United States
The 8271-030 is a Motor Operated Potentiometer (MOP) Module designed and manufactured by Woodward as an auxiliary speed-setting and load-trimming control unit. Functioning across prime mover governor networks (such as 2301, 2301A, 2500, and EPG systems), it provides smooth, motor-driven remote adjustments for turbine and engine control loops. By converting directional motor drive pulses into precise mechanical wiper rotation, the module regulates analog speed signals and generator load sharing setpoints.
PRECISION WIPER ACTUATION & SPEED TRIMMING
The module combines an electric drive motor, gear reduction coupling, and a precision potentiometer to execute incremental setpoint changes. Internal mechanical friction clutch assemblies protect the potentiometer wiper arm from mechanical binding or over-travel damage at limit endpoints. This design allows stable remote speed bias adjustments during parallel generator synchronizing and utility load-sharing operations.
OPTICAL ISOLATION BARRIERS
High-voltage optical channel-to-logic isolation barriers shield central control processors from field-side electrical disturbances. Complete electrical separation prevents external ground potential shifts, switching noise, and field transients on remote switch wiring from corrupting the core governor bus or degrading speed signal accuracy.
FAULT DETECTION & DIAGNOSTICS
Integrated monitoring circuits audit motor drive continuity and potentiometer output consistency. Internal braking circuit diodes prevent motor coasting when drive power is interrupted, eliminating setpoint drift. Diagnostic fault feedback reports wiper limits and signal continuity anomalies to the main processing unit, while front-panel terminals simplify operational auditing.
WHY BUY FROM WOC
World of Controls is a trusted global supplier of Woodward control equipment, providing procurement, repair, exchange, testing, and lifecycle support for industrial control components. We offer the Motor Operated Potentiometer Module in UNUSED surplus and professionally REBUILT condition, subject to availability, with applicable inspection and pre-dispatch quality checks covering functionality, electrical continuity, potentiometer operation, mechanical integrity, and signal performance. Our experienced technical team supports customers sourcing replacement components for turbine, generator, engine, and governor control applications, helping reduce equipment downtime and maintain reliable system performance. With ready-to-ship inventory, warranty support, global express delivery, and responsive technical assistance, we provide dependable solutions for industrial control equipment procurement, repair, replacement, and exchange requirements. Contact our team today to request a quote, specifying the required quantity, preferred condition, and delivery requirements.
What is the Woodward 8271-030?
The Woodward 8271-030 is a Motor Operated Potentiometer (MOP) Module designed for remote speed trimming and load-setting adjustments in industrial governor and prime mover control systems. It uses a motor-driven potentiometer mechanism to provide controlled changes to speed-reference or load-reference signals, supporting applications such as turbine and generator control where precise remote setpoint adjustment is required.
How does the Motor Operated Potentiometer module work?
The module uses a motor-driven potentiometer mechanism to change a control setpoint remotely. Directional electrical commands drive the internal motor, which moves the potentiometer wiper and produces controlled adjustments to speed-reference or load-reference signals.
How is load sharing related to the MOP function?
In applicable generator control configurations, adjustment of the load reference can influence the amount of load assigned to a generating unit. The MOP mechanism provides controlled movement of the associated setpoint.
How can I request a quotation?
Submit a Request for Quote with the part number, required quantity, preferred condition, delivery destination, and any repair or exchange requirements. This information helps the sales team confirm availability and provide the appropriate quotation.
