GE PACSystems RX3i 16-Channel Analog Voltage Input Module (IC694ALG222)

Technical Specifications

• Manufacturer: GE Fanuc (Emerson Automation)
• Product Line: PACSystems RX3i
• Part Number: IC694ALG222
• Channel Configuration:
  • 16 single-ended voltage inputs
  • 8 differential voltage inputs
• Input Voltage Ranges (per channel configurable):
  • Unipolar: 0 to +10 VDC (default)
  • Bipolar: -10 to +10 VDC
• Resolution: 12-bit
  • 2.5 mV per count (0–10 V range)
  • 5 mV per count (-10 to +10 V range)
• Update Rate:
  • 6 ms for all 16 single-ended channels
  • 3 ms for all 8 differential channels
• Input Impedance:

  • 500 kΩ (single-ended mode)

  • 1 MΩ (differential mode)
• Input Filter Frequency:
  • 41 Hz (single-ended mode)
  • 82 Hz (differential mode)
• Power Consumption:
  • 112 mA @ 5 VDC (backplane power)
  • 110 mA @ 24 VDC (user-supplied power)
• Isolation: 1500 V AC continuous electrical isolation
• Operating Temperature: 0°C to 60°C
• Relative Humidity: 5% to 95% (non-condensing)
• Dimensions: 4.92 × 3.54 × 1.5 inches
• Weight: 0.6 lbs (approx. 272 g)
• Certifications: UL, UL HAZLOC, CE, ATEX C1D2, Zone 2, ABS, BV, DNV, GL, KRS, LR

Key Features

1. High Density: 16 channels in a single slot, optimizing rack space.
2. Flexible Input Modes: Software-configurable for single-ended or differential inputs per channel.
3. Dual Voltage Ranges: Supports both unipolar (0–10 V) and bipolar (-10–+10 V) signals.
4. High Precision: 12-bit resolution ensures accurate analog-to-digital conversion.
5. Fast Response: 3–6 ms update rates enable real-time signal monitoring.
6. Advanced Diagnostics: Built-in fault detection for open/short circuits, simplifying maintenance.
7. Industrial Durability: Designed for harsh environments with wide temperature/humidity tolerance.
8. Easy Installation: Standard DIN rail mounting for quick integration.
9. Hot-Swappable: Supports hot-swap functionality for system upgrades without shutdown.

Application Scenarios

• Manufacturing: Monitor motor speed, temperature, and pressure in automotive/electronic production lines.
• Energy Management: Track pipeline flow, pump pressure, and power load in power, oil/gas, and water treatment plants.
• Process Control: Measure liquid level, pH, and viscosity in chemical, pharmaceutical, and food/beverage industries.
• Building Automation: Regulate HVAC systems by monitoring temperature/humidity in smart buildings.
• Environmental Monitoring: Collect data from weather stations and pollution sensors for ecological management.

Compatibility

• Backplane: Universal backplane support (no slot restrictions).
• Terminal Blocks: Requires high-density terminal blocks (IC694TBB032 or IC694TBS032).
• Systems: Integrates with PACSystems RX3i, VersaMax, and legacy GE 90-30/90-70 series PLCs。