IS200WSVOH1A GE Mark VIe, Control Processor Module

Description:

Functional Overview
The IS200WSVOH1A, a servo driver module by General Electric, integrates seamlessly into the Mark VIe control ecosystem. Engineered for precision and dependability, this assembly is at the heart of managing servo valve operations with unwavering accuracy. Its design incorporates multiple advanced attributes that collectively bolster its operational efficacy.

Power Supply Capabilities
At the core of this module lies a resilient power supply mechanism, adept at transforming an incoming P28 voltage into dual outputs of +15 V and -15 V. This bifurcated voltage setup is pivotal in energizing the current regulation circuitry tasked with driving the servos. By facilitating a balanced distribution of power, it guarantees stable operation across both positive and negative rails, vital for nuanced servo manipulation. Consistency in power delivery is paramount; any deviation could disrupt servo behavior, hence the module's emphasis on maintaining steady voltage levels, thereby upholding the stringent demands of high-performance environments.

Servo Current Regulation
Embedded within the assembly are twin independent current regulators, each meticulously governing the flow of current through designated servo valves as dictated by system inputs. This duality amplifies control versatility, enabling meticulous management of multiple valves to exacting standards. The regulators respond to current reference signals from the servo pack, which define desired valve positions, adjusting current accordingly to achieve precise actuation. Such fine-tuned control over current directly influences the mechanical movements driven by these valves, underscoring their pivotal role in system performance and efficiency.

Key Attributes
Servo Valve Position Mastery: The module oversees two distinct servo valve position loops, reinforcing accurate and dependable valve placement.

Adaptive Current Outputs: It presents a spectrum of five selectable servo valve output currents spanning 10 to 120 mA DC, accommodating diverse operational scenarios and broadening compatibility with various servo valves.

LVDT Integration & Feedback: Provision of for Linear Variable Differential Transformer (LVDT) excitation, alongside accommodation for feedback from up to eight LVDTs, ensures meticulous valve position monitoring and control.

Pulse Rate Inputs for Fuel Flow: Incorporates two pulse rate inputs from fuel flow gauges, vital for rigorous fuel flow supervision and regulation.

Customizable Gains: Offers a suite of five adjustable gains within the servo driver circuit, empowering tailored configurations to suit specific application needs, thereby enhancing flexibility.

Performance Optimization: Configurable gains empower fine-tuning for peak performance, reinforcing the precision and reliability of servo valve command.

Safety-Critical Servo Suicide Relays: Integrated safety relays serve as fail-safes, promptly deactivating the servo system in case of malfunctions or emergencies, safeguarding both the system and its surroundings.

Excitation Output Driver Circuitry: Crucial for delivering the necessary excitation signals to LVDTs, these circuits are instrumental in securing accurate positional feedback and control of servo valves.

Frequently Asked Questions:
1.What is the role of the power supply within the Servo Driver Assembly?
The power supply within the Servo Driver Assembly is responsible for transforming a P28 voltage input into dual outputs of +15 V and -15 V. This transformation is crucial as it supplies the necessary energy to the current regulator circuits that manage the servo valves, ensuring their operation remains stable and consistent.

2.How do the servo current regulators function?
Within the Servo Driver Assembly, there are two independent servo current regulators. These regulators operate using current reference signals provided by the servo pack. They maintain precise current levels, which in turn ensures accurate control over the positions of the servo valves.

3.What are the adjustable gains in the Servo Driver?
The Servo Driver includes five configurable gains within its circuitry. These gains can be modified to suit specific operational needs, offering flexibility and enabling performance optimization across various applications.

Datasheet Link:

IS200WSVOH1A GE Mark V, Control Processor Module PDF Datasheet