IC3600AOAM - Dual Operating Amplifier Board

SPECIFICATIONS

Part No: IC3600AOAM
Manufacturer: General Electric
Product Type: Dual Operating Amplifier Board
Series: Mark II
Input Signal Voltage: ±10 V
Output Signal Voltage: ±10 V
Amplifier Gain: 1× to 10× adjustable
Offset Voltage: 1 mV
Input Impedance: 100 k Ohms
Power Supply: ±15 V DC nominal
Operating Temperature: 0°C to 70°C
Weight: 2.90 lbs
Dimensions: 19.00 x 12.50 x 3.50
Availability: In Stock
Country of Origin: USA

FUNCTIONAL DESCRIPTION:

IC3600AOAM is a Dual Operating Amplifier Board manufactured and designed by General Electric is part of the Mark I & II Series used in gas turbine control systems. It provides precise analog signal amplification and conditioning, enabling accurate processing of input signals from various sensors, including speed, temperature, and pressure transducers. The board integrates two high-gain operational amplifiers with matched characteristics to ensure minimal offset, low drift, and high linearity, supporting stable turbine control operations. It interfaces directly with the analog input/output modules of the control system, contributing to reliable feedback and control loops for turbine operation, protection, and monitoring. The board is suitable for both replacement and system upgrade applications and is available in unused or refurbished condition.

OPERATION:

It receives low-level analog input signals from turbine sensors, amplifies them with high precision, and outputs conditioned signals to the control logic for processing. The dual op-amps work in tandem to maintain signal integrity, minimize noise, and ensure accurate representation of turbine parameters such as speed, temperature, and pressure. The board supports closed-loop control by providing stable feedback to the turbine control system, enabling precise adjustments to actuator commands and ensuring safe and efficient turbine operation. The board ensures signal integrity, stability, and minimal noise, enabling safe and efficient turbine operation. Key operational aspects include:

• Dual high-gain operational amplifiers with matched characteristics for consistent performance
• Low offset voltage and minimal drift to maintain signal accuracy over time
• Linear amplification for input signals from speed, temperature, and pressure sensors
• Conditioned output signals are sent to control logic modules for closed-loop feedback
• Supports reliable turbine actuator control and monitoring functions
• Suitable for replacement or upgrade within existing Speedtronic systems

COMPATIBILITY:

It interfaces directly with the system’s analog input/output modules, enabling accurate amplification and conditioning of signals from critical turbine sensors. The board is compatible with a range of transducers, including speed sensors, thermocouples, RTDs (resistance temperature detectors), and pressure transducers, providing reliable signal processing for monitoring and control loops. Both unused and refurbished units are fully suitable for replacement, retrofitting, or system upgrades without requiring modifications to existing hardware or control logic.

• Analog Input/Output Modules and Associated Control Boards: Interfaces directly with analog I/O modules, relay cards, exciter modules, and other control boards in the turbine control system, allowing accurate signal exchange and coordination.

• Sensors: Supports a wide range of turbine sensors, including speed sensors, thermocouples, RTDs (Resistance Temperature Detectors), and pressure transducers, providing precise input for monitoring, protection, and control loops.

• Replacement, Retrofit, or System Upgrades: Suitable for use as a direct replacement in existing systems, for retrofitting older boards, or as part of system upgrade projects, reducing downtime and ensuring continued turbine performance.

• Integration with Other IC3600 Series Modules: Works efficiently in combination with other IC3600 modules such as relay cards, exciter modules, and operational amplifier boards, maintaining system coherence and operational reliability.

• Closed-Loop Control and Signal Integrity: Ensures stable and accurate feedback within control loops, preserving signal fidelity and supporting precise turbine regulation, safe operation, and optimal performance.

• Broad Turbine Model Compatibility: Applicable to various gas turbine models that utilize the Mark I/II control system architecture, providing flexibility for different installations and maintenance strategies.

• High Reliability in Industrial Environments: Designed to withstand industrial operating conditions, including voltage fluctuations, thermal variations, and electrical noise, ensuring consistent performance in demanding turbine control applications.

WOC offers the largest stock of OEM replacement parts for GE Speedtronic Gas Turbine Control Systems, including unused, rebuilt, and professionally repaired boards, all backed by a reliable warranty. Our team of technical experts is available 24/7 to support all automation needs, from diagnosing and repairing faulty boards to supplying fully tested replacements. Covering a wide range of modules such as operational amplifier boards, relay cards, exciter modules, and analog/digital interface boards, WOC ensures fast, dependable service to minimize turbine downtime and maintain peak system performance. With comprehensive technical guidance and installation support, we help clients optimize turbine operation, extend system life, and achieve reliable control system functionality. For pricing, availability, or technical assistance, contact our team via phone or email.

FREQUENTLY ASKED QUESTIONS:

What is a dual operational amplifier board?

A dual operational amplifier board contains two precision op-amps on a single PCB. It is used to amplify, condition, and stabilize low-level analog signals for accurate processing in industrial control systems. The board ensures minimal offset, low drift, and high linearity, supporting reliable feedback in closed-loop control systems.

What are the primary applications of this board?

The board is primarily used in gas turbine control systems to process analog signals from speed, temperature, and pressure sensors. It provides accurate input to control logic modules, enabling precise actuator control and monitoring. It also supports closed-loop control for stable and safe turbine operation.

How does the board maintain signal accuracy?

The dual op-amps are designed for high gain, low offset, and minimal thermal drift. High linearity ensures accurate signal representation over the full input range. These features preserve signal integrity for reliable turbine control and monitoring.