IC670ALG230 | GE Analog Current Input Module

Model: IC670ALG230 – 8-Point Analog Current Source Input Module

Core Performance Features:

• Signal Type: Analog Current Input
• Input Range: 0.0 to 25.0 mA (Nominal: 0–20 mA)
• Resolution: 12-bit digital, 5.0 µA analog
• Conversion Time: 60 microseconds/channel @ 1 MHz clock
• Input Impedance: 2.87 kΩ (typical); 249.75–250.25 Ω (range)
• Isolation to Case: 250 VAC continuous
• Isolation to Logic: 1500 VAC for 1 minute

Power & Electrical:

• Nominal Supply Voltage: 24 VDC
• Power Supply Range: 18–30 VDC
• BIU Current Draw: 51–100 mA max
• Module Only Current: 50 mA (typical)
• Including Loop Power: 210 mA max

Electrical Thresholds:

• On-state Voltage: 15–30 VDC
• Off-state Voltage: 0–5 VDC
• Input Span: 0.1 mA minimum to 20 mA maximum

Design & Functionality:

• Single input group, single-ended wiring configuration
• LED indicators for backplane and field power
• Open wire and over-range fault detection
• Includes 1st-order RC input filter (160 Hz typical)
• Non-linearity: ±0.025% FS; Max error at 25°C: ±0.05% FS
• Temperature coefficient: ±0.002%/°C (typical), ±0.005%/°C (max)