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Product Overview: GE IC693ALG221K 4-Channel Analog Current Input Module
The GE IC693ALG221K is a high-performance analog current input module designed for industrial automation systems, specifically engineered for the GE Series 90-30 PLC platform. As a critical component in process control and monitoring applications, this module plays a pivotal role in converting analog signals from field devices into digital data that can be processed by PLCs, ensuring seamless integration into complex industrial systems. With four independent input channels, the IC693ALG221K supports two current ranges (4–20 mA and 0–20 mA), offering flexibility for diverse sensor types and measurement requirements. Its 12-bit resolution and 0.1% full-scale accuracy make it ideal for applications demanding precise data acquisition, such as in chemical processing, power generation, and manufacturing.
Part of GE’s robust Series 90-30 lineup, the IC693ALG221K is built to withstand harsh industrial environments, with a rugged design that ensures reliable operation across a wide temperature range (-40°C to +85°C) and high noise immunity. The module’s isolated channels and 1500V isolation between field and logic sides protect against electrical interference, ensuring signal integrity even in challenging settings. Its compact form factor (33 cm x 10.2 cm x 4.8 cm) and low power consumption (25 mA at 5 VDC, 100 mA at 24 VDC) make it suitable for space-constrained installations while maintaining energy efficiency.
The GE IC693ALG221K is a cornerstone of industrial automation, providing real-time data for process optimization, predictive maintenance, and safety-critical operations. By enabling accurate monitoring of parameters like pressure, flow, and temperature, this module enhances system reliability and reduces downtime. Its compatibility with GE’s Series 90-30 PLCs ensures seamless integration with existing infrastructure, making it a cost-effective solution for retrofitting or expanding automation systems. Whether deployed in standalone applications or integrated into larger distributed control systems (DCS), the IC693ALG221K delivers unmatched performance and versatility, solidifying its position as a preferred choice for industrial engineers worldwide.
Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | GE |
| Product Type | 4-Channel Analog Current Input Module |
| Input Current Ranges | 4–20 mA (default), 0–20 mA (jumper-selectable) |
| Resolution | 4 μA (4–20 mA), 5 μA (0–20 mA) |
| Absolute Accuracy | 0.1% of full scale + 0.1% of reading |
| Update Rate | 2 ms (all channels) |
| Isolation | 1500V RMS (field to logic side) |
| Power Consumption | 25 mA @ 5 VDC (backplane), 100 mA @ 24 VDC (isolated supply) |
| Physical Dimensions | 33 cm x 10.2 cm x 4.8 cm (13 x 4 x 1.9 inches) |
| Weight | 0.79 lbs (0.36 kg) |
| Place of Origin | USA |
| Operating Temperature | -40°C to +85°C |
| Input Filter Response | 325 Hz |
Main Features and Advantages
The GE IC693ALG221K stands out for its advanced technical capabilities and user-centric design. Its dual-range input configuration allows seamless adaptation to different sensor types, eliminating the need for external signal conditioning. The module’s 12-bit resolution ensures precise measurement of even subtle signal variations, while the 2 ms update rate enables real-time data processing, critical for dynamic control applications.
The GE IC693ALG221K stands out for its advanced technical capabilities and user-centric design. Its dual-range input configuration allows seamless adaptation to different sensor types, eliminating the need for external signal conditioning. The module’s 12-bit resolution ensures precise measurement of even subtle signal variations, while the 2 ms update rate enables real-time data processing, critical for dynamic control applications.
One of its key strengths is its robust isolation and noise rejection. With 1500V isolation and >70 dB common-mode rejection at 60 Hz, the IC693ALG221K effectively mitigates electromagnetic interference, ensuring accurate readings in high-noise environments. The module also features built-in diagnostics, including LED indicators for power and channel status, simplifying troubleshooting and maintenance.
The IC693ALG221K is engineered for ease of integration. Its plug-and-play design allows quick installation in GE Series 90-30 racks, and jumper-selectable input ranges streamline configuration without requiring software adjustments. Additionally, the module’s compatibility with GE’s programming tools, such as Proficy Machine Edition, ensures seamless integration into existing control systems, reducing engineering effort and costs.
For applications requiring scalability, the IC693ALG221K can be paired with other Series 90-30 modules (e.g., digital I/O, communication modules) to create a comprehensive automation solution. Its compact size and low power consumption further enhance its appeal in distributed control systems where space and energy efficiency are critical.
Application Fields
The GE IC693ALG221K is widely used across industries where precise analog signal acquisition is essential. In manufacturing, it monitors parameters like pressure in hydraulic systems and temperature in production lines, enabling closed-loop control for quality assurance. In energy production, the module is deployed in power plants to monitor steam turbine performance and gas flow rates, ensuring optimal efficiency and compliance with environmental standards.
The GE IC693ALG221K is widely used across industries where precise analog signal acquisition is essential. In manufacturing, it monitors parameters like pressure in hydraulic systems and temperature in production lines, enabling closed-loop control for quality assurance. In energy production, the module is deployed in power plants to monitor steam turbine performance and gas flow rates, ensuring optimal efficiency and compliance with environmental standards.
In water treatment facilities, the IC693ALG221K measures pH levels, dissolved oxygen, and flow rates, supporting real-time adjustments to chemical dosing and filtration processes. It is also integral to oil and gas operations, where it tracks pressure in pipelines and wellheads, contributing to safety and operational reliability.
The module’s versatility extends to HVAC systems, where it monitors temperature and humidity in commercial buildings, enabling smart climate control. Its rugged design makes it suitable for outdoor installations in mining and construction, where it withstands extreme temperatures and vibrations.
By providing accurate and timely data, the IC693ALG221K empowers industries to optimize processes, reduce waste, and enhance safety. Its reliability and compatibility with legacy systems make it a go-to choice for both new installations and retrofitting projects.
Related Products
- GE IC693ALG220: A 4-channel analog input module supporting voltage and current signals, offering broader flexibility for mixed sensor types.
- GE IC693ALG222: A 16-channel analog input module with differential inputs, ideal for high-density applications requiring advanced signal conditioning.
- GE IC693CPU364: A high-performance CPU module for the Series 90-30 platform, providing enhanced processing power for complex control logic.
- GE IC693PWR330: A power supply module compatible with the Series 90-30, ensuring stable voltage delivery to the IC693ALG221K.
- GE IC693CHS391: A 10-slot rack for housing Series 90-30 modules, including the IC693ALG221K, for centralized control systems.
- GE IC693MDL653: A 24 VDC digital input module, complementing the IC693ALG221K in hybrid I/O configurations.
- GE IC693ALG391: A 2-channel analog output module, enabling closed-loop control when paired with the IC693ALG221K.
- GE IC693CMM002: A serial communication module for connecting the IC693ALG221K to HMIs or SCADA systems.
Installation and Maintenance
Pre-installation preparations: Before installing the GE IC693ALG221K, ensure the PLC rack is powered off and properly grounded. Verify the module’s compatibility with the Series 90-30 platform and check for physical damage. Use twisted, shielded cables for field connections to minimize noise interference, and ensure the input range jumpers (one per channel pair) are set according to the sensor type (4–20 mA or 0–20 mA).
Pre-installation preparations: Before installing the GE IC693ALG221K, ensure the PLC rack is powered off and properly grounded. Verify the module’s compatibility with the Series 90-30 platform and check for physical damage. Use twisted, shielded cables for field connections to minimize noise interference, and ensure the input range jumpers (one per channel pair) are set according to the sensor type (4–20 mA or 0–20 mA).
Maintenance suggestions: Regularly inspect the module’s LED indicators to confirm power and signal integrity. Clean dust and debris from the module and its surroundings to prevent overheating. Periodically check the power supply voltage and replace batteries (if applicable) to maintain data retention. For troubleshooting, use GE’s diagnostic tools to monitor channel status and identify potential issues, such as signal drift or sensor failures. Replace faulty modules promptly to avoid system downtime, leveraging our company’s extensive inventory of GE IC693ALG221K units for quick replacement.
Product Guarantee
Our company offers a one-year quality warranty for the GE IC693ALG221K, covering hardware malfunctions not caused by improper use or external factors. During the warranty period, we provide prompt replacement services for defective units. For discontinued models or urgent requirements, our global supply chain network ensures rapid delivery of scarce spare parts, minimizing downtime and supporting the continuous operation of your industrial systems. We are committed to delivering reliable products and exceptional customer service, backed by 17 years of expertise in industrial control solutions. Contact us today for inquiries or to explore our comprehensive range of automation components.
Our company offers a one-year quality warranty for the GE IC693ALG221K, covering hardware malfunctions not caused by improper use or external factors. During the warranty period, we provide prompt replacement services for defective units. For discontinued models or urgent requirements, our global supply chain network ensures rapid delivery of scarce spare parts, minimizing downtime and supporting the continuous operation of your industrial systems. We are committed to delivering reliable products and exceptional customer service, backed by 17 years of expertise in industrial control solutions. Contact us today for inquiries or to explore our comprehensive range of automation components.
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