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Product Model: IC693ALG223-GB
Product Brand: GE Fanuc / GE Intelligent Platforms (Emerson)
Product Series: Series 90-30 / PACSystems RX3i Analog I/O
Product Features:
• 16 single-ended analog current input channels, configurable per channel.
• Supports 0–20 mA, 4–20 mA, and enhanced 4–20 mA ranges with open-wire fault detection.
• 12-bit resolution and ±0.25 % accuracy for precise measurement.
• High electrical isolation (1500 VAC) and fast update rate for industrial environments.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | IC693ALG223-GB |
| Product Type | 16-Channel Analog Current Input Module |
| Series | GE Fanuc Series 90-30 / PACSystems RX3i Compatible |
| Input Channels | 16 single-ended, independently selectable |
| Supported Ranges | 0–20 mA, 4–20 mA, 4–20 mA Enhanced |
| Resolution | ~12-bit (4–5 µA/count) |
| Accuracy | ±0.25 % FS @ 25 °C (±0.5 % over operating range) |
| Update Rate | ~6–13 ms full scan |
| Input Impedance | 250 Ω |
| Filter Response | ~19–200 Hz |
| Isolation | Up to 1500 VAC (field-to-logic) |
| Power Consumption | ~120 mA (+5 V backplane); ~65 mA (+24 V external) |
| Operating Temp. | 0–60 °C |
| Humidity | 5–95 % non-condensing |
| LED Diagnostics | Power, Channel/Alarm status |
- IC693ALG223-GB
Product Role & System Fit
In industrial control systems, precise analog signal acquisition is essential for monitoring process variables such as flow, pressure, temperature, and level. The IC693ALG223-GB module is a 16-channel analog current input card developed by GE Fanuc / GE Intelligent Platforms for use in Series 90-30 and PACSystems RX3i PLC architectures. Its primary function is to convert field-level current loop signals into accurate digital values that a PLC’s logic can act upon, enabling real-time process control.
Unlike simple digital modules that handle only on/off signals, this analog card processes continuous current signals — typically 4–20 mA — which are standard in industrial instrumentation due to their noise immunity and compatibility with long cable runs. Each of the 16 channels can be independently configured for standard or enhanced current ranges, giving engineers flexibility when mixing sensor types on a single module and reducing the need for multiple dedicated input cards.
In a typical PLC system, this module fits into an available I/O slot that supports a serial connector on the backplane. Once installed and configured, the IC693ALG223-GB sends digitized analog values to the CPU, which executes logic based on these measurements — for example, adjusting pump speed in response to a flow signal or triggering alarms when temperature crosses critical thresholds.
Because the module can operate in both legacy Series 90-30 racks and more modern PACSystems RX3i backplanes (with appropriate backplane support), it is a popular choice for facilities that are upgrading automation hardware incrementally without replacing all analog I/O infrastructure at once.
