Emerson KJ3221X1-BA2 8-Channel Analog Output Module

Description

The Emerson KJ3221X1-BA2 is an 8-channel analog output module engineered for use in DeltaV distributed control systems. It delivers precise 4–20 mA signals with integrated HART communication, making it ideal for process automation in hazardous industrial environments.

Specifications

• Signal Type: 4–20 mA analog output with HART protocol
• Channels: 8 isolated output channels
• Power Supply: 12 VDC @ 150 mA (local bus), 24 VDC @ 300 mA (field power)
• Output Load: 0–750 ohms per channel
• Field Circuit Power: 24 VDC @ 23 mA/channel
• Operating Temperature: -40°C to +70°C
• Humidity Range: 5–95% non-condensing
• Shock Resistance: 10g, ½ sinewave for 11 ms
• Vibration Tolerance: 1 mm peak-to-peak (2–13.2 Hz), 0.7g (13.2–150 Hz)
• Contaminant Class: ISA-S71.04 Class G3
• Installation Zone: Certified for Class I Div. 2 and Zone 2 hazardous areas

Features

• HART Communication: Enables device diagnostics and remote configuration
• Channel Isolation: Each output channel is individually isolated for safety and reliability
• Hot Swappable: Can be inserted or removed without powering down the system (with precautions)
• Rotary Keying System: Prevents mismatched installation with terminal blocks
• No Calibration Required: Factory-calibrated for plug-and-play deployment
• Robust Environmental Design: Withstands harsh industrial conditions
• Compliance Ready: Meets ATEX, IECEx, FM, and other global safety standards