GE IC200ALG320G

Technical Specifications

• Module Type: Analog Current Input Module
• Compatible PLC System: GE Fanuc VersaMax (IC200 Series)
• Number of Inputs: 16 single-ended channels
• Input Signal Type: 4–20 mA DC
• Input Range Options:
  • 0–20 mA
  • 4–20 mA
  • 0–21 mA (extended range)
• Resolution: 12-bit digital output per channel
• Data Format:
  • 0–20 mA: 0 to 4000 counts
  • 4–20 mA: 800 to 4000 counts
• Accuracy: ±0.1% of full scale at 25°C
• Temperature Drift: ±0.005% per °C
• Input Impedance: 100 ohms
• Isolation:
  • Channel-to-channel: No
  • Field circuit to logic circuit: 1500 VAC continuous
• Common Mode Voltage: Up to 60 VDC or 42 VAC RMS
• Filtering: Configurable digital filtering per channel (1–64 scans)
• Scan Time: 3.2 ms for all 16 channels (0.2 ms per channel)
• Open Wire Detection: Supported; detects broken wires or disconnected sensors
• Data Storage: Input values stored in I/O image table for CPU access
• Configuration Method: Set via programming software (Proficy Machine Edition)
• Diagnostics: Per-channel status bits for wire break, over-range, under-range
• Power Supply: 24 VDC field power required for loop operation
• Backplane Power: 5 VDC from VersaMax backplane (150 mA @ 5 VDC)
• Operating Temperature: 0°C to 60°C
• Storage Temperature: -40°C to 85°C
• Humidity Range: 5% to 95% relative humidity, non-condensing
• Dimensions: 30 mm (W) x 110 mm (H) x 78 mm (D)
• Weight: Approximately 0.3 kg
• Compliance: CE, UL, CSA, RoHS

Functional Features

• High Channel Density: 16 inputs in a compact module footprint for space-efficient system design
• Precision Signal Conditioning: Low-noise amplification and A/D conversion for accurate process monitoring
• Loop Power Monitoring: Compatible with 24 VDC field power; supports external power supply redundancy
• Configurable Filtering: Adjustable digital filters reduce noise from electrical interference and improve signal stability
• Real-Time Diagnostics: Built-in detection of open circuits and out-of-range conditions with status reporting to CPU
• Scalable Data Representation: Linear mapping of 4–20 mA signals to engineering units within control logic
• LED Indicators:
  • Module status (OK, error)
  • Communication activity
  • Fault indication
• Hot Standby Support: Compatible with redundant system configurations
• Online Parameter Changes: Configuration updates possible without removing power
• EMI/RFI Immunity: Designed for reliable operation in electrically noisy industrial environments

Application Areas

• Process Control Systems: Monitors flow, pressure, temperature, and level using 4–20 mA transmitters
• Manufacturing Automation: Acquires sensor data in assembly, testing, and packaging lines
• Water and Wastewater Treatment: Interfaces with pH, conductivity, turbidity, and chlorine analyzers
• HVAC and Building Management: Connects to air quality sensors, damper positioners, and valve controllers
• Energy Monitoring: Integrates with power meters and energy sensors for consumption tracking
• Oil and Gas Facilities: Used in remote monitoring and control of wellheads, pipelines, and tank farms
• Pharmaceutical and Food Processing: Ensures accurate monitoring of critical process variables under hygienic conditions
• Original Equipment Manufacturer (OEM) Machines: Embedded solution for test stands, environmental chambers, and mixing systems

System Integration

The IC200ALG320G installs into a VersaMax local or remote I/O baseplate and connects to the CPU via the backplane. It is configured using GE’s Proficy Machine Edition software, where input ranges, filtering, and diagnostic settings are defined. Each 4–20 mA transmitter is wired directly to the module’s screw terminal block, with field power supplied externally. The CPU reads digitized values in real time and executes control logic based on the acquired data.

Environmental and Safety Compliance

• Complies with IEC/EN 61131-2 standards for programmable controller equipment
• Meets electromagnetic compatibility requirements per IEC/EN 61000-6-2 (industrial immunity) and IEC/EN 61000-6-4 (emissions)
• Suitable for industrial environments with protection against electrical transients, surges, and noise

Maintenance and Support

The module requires no routine maintenance. Status LEDs and diagnostic registers allow for rapid troubleshooting of signal faults. Configuration changes and system updates are performed through standard engineering software. Full technical documentation, wiring diagrams, and support are available through authorized GE automation distributors and service providers. Field wiring should be periodically inspected to ensure reliable signal integrity.