+86 18030182217
+86 18030182217
sandydcsplc@gmail.com
Description
GE IC3603A271C: Thermocouple Averaging Module for Legacy GE Turbine Control Systems
Product Overview
The GE IC3603A271C is a thermocouple averaging module designed for integration with GE’s Mark I and Mark II Speedtronic turbine control systems . As a discontinued component, it plays a critical role in processing temperature signals from thermocouples, ensuring accurate and reliable temperature monitoring for legacy industrial automation systems. The module is part of GE’s IC3600 series, which includes related variants like the IC3603A277A (thermocouple averaging module) and IC3603A280A (transistor assembly) .
Technical Specifications (Inferred from Legacy GE Systems)
| Parameter | Value |
|---|---|
| Product Model | GE IC3603A271C |
| Manufacturer | General Electric (GE Fanuc, now Emerson Automation) |
| Product Type | Thermocouple Averaging Module (signal conditioning for temperature inputs) |
| Compatibility | GE Mark I/II Speedtronic turbine control systems |
| Function | Thermocouple signal conditioning, noise filtering, and temperature averaging |
| Input Type | Thermocouple (e.g., J, K, T types) |
| Output Signal | Processed analog voltage (e.g., 0–5 VDC) |
| Physical Dimensions | ~150mm × 100mm × 50mm (metal enclosure with screw-mounted terminals) |
| Weight | ~0.5 kg |
| Warranty | 30 days to 1 year (third-party suppliers, e.g., Ax Control) |
Key Features and Advantages
Thermocouple Signal Conditioning:
The IC3603A271C interfaces with thermocouples to convert millivolt-level temperature signals into standardized analog outputs for downstream control modules. Built-in noise filtering and signal amplification ensure accuracy in high-interference environments .
The IC3603A271C interfaces with thermocouples to convert millivolt-level temperature signals into standardized analog outputs for downstream control modules. Built-in noise filtering and signal amplification ensure accuracy in high-interference environments .
Temperature Averaging:
Designed to aggregate readings from multiple thermocouples, the module provides an averaged temperature value, reducing variability and enhancing system stability. This is critical for applications requiring precise temperature regulation, such as turbine blade monitoring .
Designed to aggregate readings from multiple thermocouples, the module provides an averaged temperature value, reducing variability and enhancing system stability. This is critical for applications requiring precise temperature regulation, such as turbine blade monitoring .
Rugged Design:
Housed in a metal casing with screw terminals, the module is designed to withstand harsh conditions (operating temperature: -20°C to 70°C) and mechanical vibrations common in power plants and industrial facilities .
Housed in a metal casing with screw terminals, the module is designed to withstand harsh conditions (operating temperature: -20°C to 70°C) and mechanical vibrations common in power plants and industrial facilities .
Diagnostic Feedback:
LED indicators (e.g., power status, fault alerts) provide real-time operational insights, simplifying troubleshooting and reducing downtime .
LED indicators (e.g., power status, fault alerts) provide real-time operational insights, simplifying troubleshooting and reducing downtime .
Cost-Effective Retrofit:
As a discontinued component, the IC3603A271C is available through third-party suppliers at competitive prices. Refurbished units undergo rigorous testing to meet OEM standards, offering a cost-efficient alternative to modern replacements .
As a discontinued component, the IC3603A271C is available through third-party suppliers at competitive prices. Refurbished units undergo rigorous testing to meet OEM standards, offering a cost-efficient alternative to modern replacements .
Application Areas
The IC3603A271C is typically deployed in industries requiring reliable temperature monitoring for legacy GE systems:
- Power Generation: Supports steam/gas turbine control systems by averaging temperature readings from multiple thermocouples, ensuring optimal performance and safety.
- Oil & Gas: Used in compressor stations and pipeline systems to monitor temperature variations in critical equipment, such as pumps and valves.
- Industrial Manufacturing: Enhances process control in chemical and pulp/paper plants by providing stable temperature feedback for PLCs and distributed control systems (DCS).
Related Products
- IC3603A277A: Thermocouple averaging module with similar functionality, often used in parallel for redundant temperature monitoring .
- IC3603A280A: Transistor assembly with heat sink functionality, complementary to the IC3603A271C in high-power applications .
- IC3603A290A: Rectifier filter assembly designed for AC-to-DC conversion, often paired with the IC3603A271C in power conditioning systems .
- IC3600AIAC1: Amplifier drive card for GE’s Mark II systems, used alongside thermocouple modules for signal conditioning .
Installation and Maintenance
Installation Preparation:
- Verify thermocouple type compatibility (e.g., J, K, T) and ensure proper grounding of the control cabinet.
- Mount the module on a flat surface using captive screws, securing shielded cables to minimize electromagnetic interference.
- Configure dip switches or jumpers for thermocouple type and averaging parameters (if applicable) .
Maintenance Recommendations:
- Regularly inspect for loose connections, corrosion, or capacitor swelling, particularly in high-humidity environments.
- Replace worn-out thermocouple connectors or damaged signal wires to maintain accuracy.
- Maintain a spare IC3603A271C for hot-swap replacement during scheduled downtime.
Product Warranty and Availability
The IC3603A271C is backed by a 30-day to 1-year warranty from third-party suppliers (e.g., Ax Control), covering defects in materials and workmanship for refurbished units . GE’s original factory warranty does not apply. Warranty exclusions include damage from improper installation or unauthorized modifications.
Inventory Status: Typically available in refurbished condition, with lead times ranging from 3–10 business days (U.S. suppliers).
- HS:7326909000
Contact info
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