Emerson KJ3222X1-BA3 Analog Input Module

Description

The Emerson KJ3222X1-BA3 is an 8-channel analog input module from the DeltaV Series 2 family. Designed for hazardous environments, it supports 4–20 mA signals with integrated HART communication for advanced diagnostics.

Specifications

• Manufacturer: Emerson

• Model Number: KJ3222X1-BA3

• Product Type: Analog Input Module

• Input Channels: 8 analog inputs, 4–20 mA with HART support

• Power Supply:

  • Local Bus Power: 12 VDC at 150 mA

  • Bussed Field Power: 24 VDC at 300 mA

  • Field Circuit: 24 VDC at 30 mA per channel

• Operating Temperature: -40°C to +70°C

• Shock Resistance: 10 g half-sine wave for 11 ms

• Vibration Tolerance: 1 mm (2–13.2 Hz), 0.7 g (13.2–150 Hz)

• Humidity Range: 5% to 95% RH, non-condensing

• Airborne Contaminants: ISA-S71.04-1985 Class G3

• Dimensions: Approx. 25.4 cm × 2.5 cm × 20.3 cm

• Weight: Around 0.5 kg

Features

• HART Protocol Support: Enables real-time digital diagnostics over analog signals

• Hazardous Area Certification: Approved for Class I Div. 2 and Zone 2 environments

• Rotary Keying System: Prevents misinstallation with keyed terminal block alignment

• Hot-Swap Restriction: Requires power-down for safe module replacement

• Robust Environmental Tolerance: Reliable under extreme temperature, vibration, and humidity

• Compact and Modular Design: Fits easily into control cabinets for scalable integration

• Maintenance-Free Operation: No calibration needed; contains no user-serviceable parts