GE IC694ALG221 PACSystems RX3i Analog Input Module

Frequently Asked Questions (FAQ)

Q1: What current input ranges does the IC694ALG221 support?
A1: The module supports both 0–20 mA and 4–20 mA ranges.

Q2: How many input channels are available on this module?
A2: It provides 4 differential analog current input channels.

Q3: What is the resolution of the analog-to-digital conversion?
A3: 12-bit resolution, with 4 µA or 5 µA per count depending on the selected range.

Q4: Can the module be hot-swapped in a live system?
A4: No, this module does not support hot insertion or removal from a powered backplane.

Q5: What kind of electrical isolation does the module provide?
A5: It offers optical isolation with 250 Vac continuous or 1500 Vac for one minute.

Q6: What is the power consumption of the module?
A6: It consumes 100 mA from +24 VDC and 25 mA from +5 VDC backplane supply.

Q7: How is signal accuracy specified?
A7: The accuracy is ±0.1% full scale plus ±0.1% of the reading.

Q8: What is the module’s physical size and weight?
A8: The dimensions are 34 × 145 × 140 mm, and the weight is 0.35 kg.

Analog Input Module GE IC694ALG221 PACSystems RX3i

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