Product Details
Product Description
The IC694ALG221 is a high-performance analog input module from GE Fanuc, designed for use with the PACSystem RX3i platform. This module provides four input channels and is engineered to handle 0-20 mA or 4-20 mA analog signals, making it ideal for precise data acquisition in industrial automation systems. The IC694ALG221 offers an accuracy of 0.1% full scale and features a fast update rate of 2 ms, ensuring reliable and timely measurement of input signals.
Technical Specifications
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Manufacturer: GE Fanuc Emerson
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Product Type: Analog Input Module
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Part Number: IC694ALG221
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Product Line: PACSystem RX3i
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Weight: 0.88 lbs (0.40 kg)
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Series: PACSystem RX3i
Key Features
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Channels: 4 input channels for analog signal measurement
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Nominal Input Signal: 0-20 mA or 4-20 mA
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Channel Update Rate: 2 milliseconds
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Analog Resolution: 12-bit with 5 µA/bit for 0-20 mA and 4 µA/bit for 4-20 mA
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Accuracy: 0.1% full scale, + 0.1% reading
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Response Time: 2 milliseconds for all channels
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Input Filter Response: 325 Hz
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Input Impedance: 250 ohms
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Hot-Swapping: Not Supported
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Calibration: Factory calibrated to 4 µA per count
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LED Indicators: Green "Module OK" LED
Power and Electrical Specifications
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Current Draw: 25 mA @ 5 VDC, 100 mA @ 24 VDC isolated
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Input Current: 0 to 20 mA or 4 to 20 mA
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Power Consumption: 1.7 W
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Internal Power Consumption: 100 mA from isolated +24 VDC supply, 25 mA from +5 VDC backplane bus
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Common Mode Voltage: 200 volts
Physical Specifications
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Module Connector Type: Terminal Block (20 screws, included)
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Dimensions: 3.7 x 3.7 x 2.7 inches (94 x 94 x 69 mm)
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Product Lifecycle Status: Active
Additional Features
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Compatible CPUs: All RX3i PACSystem CPUs
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Linearity: Less than 1 Least Significant Bit (LSB)
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Module Type: Analog Input Module, not supporting hot-swapping
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Input Filter: 325 Hz, ensuring stable signal processing
Applications
The IC694ALG221 is perfect for industrial applications requiring reliable and accurate analog signal processing. It integrates seamlessly with the PACSystem RX3i, making it ideal for SCADA systems, control systems, and other automation applications where precise data acquisition is critical.
FAQ
Q: What is the resolution of the analog input signal?
A: The module offers a 12-bit resolution, with 5 µA/bit for 0-20 mA and 4 µA/bit for 4-20 mA signals.
Q: Does the module support hot-swapping?
A: No, the IC694ALG221 does not support hot-swapping.
Q: What CPUs are compatible with the IC694ALG221?
A: The module is compatible with all RX3i PACSystem CPUs.
Q: What is the accuracy of this analog input module?
A: The accuracy is 0.1% full scale, with an additional 0.1% reading.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.
Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.
Understanding Marshalling Cabinets in Industrial Automation and Control Systems
Marshalling cabinets serve as the crucial connection hub between field instruments and centralized processing units. In large DCS and PLC control system architectures, hundreds of multipair field cables run from local junction boxes to the central instrument equipment room. The marshalling cabinet houses field terminal blocks, surge arresters, intrinsic safety isolation barriers, and interposing relays. By segregating field field-wiring terminations from sensitive processor hardware, engineers protect expensive controller backplanes from high-voltage transients. Consequently, this modular separation dramatically streamlines maintenance workflows and simplifies system expansion.