Product Overview
The GE IC694ALG223 converts analog field signals into digital values for the GE RX3i PLC system. This input module handles voltage and current signals from transmitters and sensors. Process control applications depend on this module for accurate measurement data acquisition. The unit’s high-resolution conversion ensures precise process variable monitoring.
Technical Specifications
This analog input module features 8 channels with individually configurable input types. The GE IC694ALG223 supports both single-ended and differential input configurations for flexible wiring. Its built-in filtering reduces noise from industrial electrical environments. The module provides isolation between field wiring and backplane for enhanced safety.
| Parameter | Specification |
|---|---|
| Product Type | Analog Input Module |
| Series Compatibility | GE RX3i (PACSystems) |
| Number of Inputs | 8 analog input channels |
| Input Types (Configurable) | 0-20 mA, 4-20 mA, 0-10 V, ±10 V, 0-5 V, ±5 V, thermocouple |
| Resolution | 16-bit (including sign bit) |
| Accuracy | ±0.1% of full range at 25°C |
| Update Rate | 3 ms per channel (consecutive) |
| Input Impedance (Voltage) | > 1 MΩ |
| Input Impedance (Current) | 250 Ω (typical) |
| Common Mode Rejection | 80 dB minimum |
| Normal Mode Rejection | 40 dB at 50/60 Hz |
| Electrical Isolation | 1,500 V AC between field and backplane |
| Supply Voltage | 5 V DC and 24 V DC from backplane |
| Current Consumption (5V) | Maximum 0.2 A |
| Current Consumption (24V) | Maximum 0.15 A |
| Dimensions (W x H x D) | 25 mm x 140 mm x 110 mm |
| Weight | Approximately 0.32 kg |
| Connector Type | 24-pin terminal block (removable) |
| Energy Storage | None (no onboard battery or capacitor) |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% RH (non-condensing) |
Input Configuration and Scaling
The GE IC694ALG223 allows each channel’s input type and range to be set independently. Its 16-bit resolution provides fine granularity for precise measurements. The module applies linear scaling to convert raw counts into engineering units. Users can configure individual scaling values for each channel through the programming software.
Signal Conditioning
This module includes low-pass filtering to reject high-frequency noise. The GE IC694ALG223 provides common mode rejection to eliminate ground loop errors. Its input circuits handle overvoltage conditions without permanent damage. The module’s differential inputs allow accurate measurement in the presence of electrical interference.
Diagnostics and Status
The GE IC694ALG223 includes status LEDs for each channel and overall module health. Its self-diagnostic functions detect out-of-range signals and open-wire conditions. The module sends diagnostic data to the CPU for alarm generation. This feature enables proactive maintenance and fault identification.
Application Scenarios
This module serves in temperature monitoring applications using thermocouples or RTDs. It also works with pressure transmitters and flow meters in process industries. The GE IC694ALG223 provides reliable analog measurement for manufacturing control systems.
Details
| Weight | 0.32 kg |
|---|---|
| Dimensions | 25 × 140 × 110 mm |
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