Emerson KJ3206X1-BA1 12P3901X012 Digital Input Module

Description

The Emerson KJ3206X1-BA1 is a Series 2 isolated digital input module featuring 8 channels of 24 VDC discrete input. Engineered for use in DeltaV distributed control systems, it offers robust isolation, fast response, and compliance with global hazardous area standards. Its compact, hot-swappable design makes it ideal for mission-critical applications in oil & gas, chemical, and power industries.

Specifications

• Model: KJ3206X1-BA1
• Part Number: 12P3206X012
• Input Channels: 8 isolated digital inputs
• Input Voltage: 24 VDC nominal
• Input Current: 5 mA per channel
• Isolation: Optical isolation between channels and backplane
• Update Rate: 100 Hz
• Power Supply: 12 VDC at 100 mA (local bus)
• Environmental Rating:
  • Temperature: –40°C to +70°C
  • Humidity: 5% to 95%, non-condensing
  • Shock: 10g, ½ sine wave for 11 ms
  • Vibration: 1 mm peak-to-peak (2–13.2 Hz), 0.7g (13.2–150 Hz)
  • Airborne Contaminants: ISA-S71.04 Class G3
• Ingress Protection: IP20
• Hazardous Area Approvals:
  • ATEX II 3G Ex nA IIC Gc
  • IECEx FMG 12.0035U
  • FM12ATEX0090U
• Mounting: DeltaV rack, keyed terminal block (position B2)
• RoHS/WEEE: Not RoHS compliant; WEEE Category 5

Features

• Isolated Inputs: Prevents ground loops and enhances system reliability
• Fast Signal Processing: 100 Hz update rate for responsive control
• Hot-Swappable: Enables module replacement without system shutdown
• Hazardous Area Certified: Approved for Zone 2 installations
• Compact Design: Saves panel space and simplifies installation
• No Calibration Required: Maintenance-free operation
• LED Indicators: Visual status for power, input activity, and faults
• Rotary Keying System: Ensures correct terminal block pairing