IC694ALG221 | GE Fanuc Emerson PACSystems RX3i 4-Channel Current Analog Input Module

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

• Manufacturer: GE Fanuc Emerson

• Product Type: Analog Input Module

• Part Number: IC694ALG221

• Product Line: PACSystem RX3i

• Weight: 0.88 lbs (0.40 kg)

• Series: PACSystem RX3i

Key Features

• Channels: 4 input channels for analog signal measurement

• Nominal Input Signal: 0-20 mA or 4-20 mA

• Channel Update Rate: 2 milliseconds

• Analog Resolution: 12-bit with 5 µA/bit for 0-20 mA and 4 µA/bit for 4-20 mA

• Accuracy: 0.1% full scale, + 0.1% reading

• Response Time: 2 milliseconds for all channels

• Input Filter Response: 325 Hz

• Input Impedance: 250 ohms

• Hot-Swapping: Not Supported

• Calibration: Factory calibrated to 4 µA per count

• LED Indicators: Green "Module OK" LED

Power and Electrical Specifications

• Current Draw: 25 mA @ 5 VDC, 100 mA @ 24 VDC isolated

• Input Current: 0 to 20 mA or 4 to 20 mA

• Power Consumption: 1.7 W

• Internal Power Consumption: 100 mA from isolated +24 VDC supply, 25 mA from +5 VDC backplane bus

• Common Mode Voltage: 200 volts

Physical Specifications

• Module Connector Type: Terminal Block (20 screws, included)

• Dimensions: 3.7 x 3.7 x 2.7 inches (94 x 94 x 69 mm)

• Product Lifecycle Status: Active

Additional Features

• Compatible CPUs: All RX3i PACSystem CPUs

• Linearity: Less than 1 Least Significant Bit (LSB)

• Module Type: Analog Input Module, not supporting hot-swapping

• 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.