Emerson|KJ3221X1-BA3|S-Series Analog Output Module
EMERSON KJ3221X1-BA3 S-Series Analog Output Module
Description
The EMERSON KJ3221X1-BA3 is an 8-channel analog output module designed for hazardous environments, delivering precise 4–20 mA control signals with HART communication capability.
Features
Certified for use in explosive atmospheres with multiple international safety standards. Supports HART protocol for advanced process control and diagnostics. Features rotary keying system for secure terminal block compatibility. Requires power removal before insertion or removal.
Technical Specifications
-
Output Channels
8 channels providing 4–20 mA analog output 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 23 mA per channel -
Operating Conditions
Ambient Temperature: -40 °C to +70 °C
Shock Resistance: 10g half-sine wave (11 ms duration)
Vibration Tolerance: 1 mm peak-to-peak (2–13.2 Hz), 0.7g (13.2–150 Hz)
Humidity: 5% to 95% RH, non-condensing
Airborne Contaminants: ISA-S71.04-1985 Class G3 -
Safety Approvals
II 3G Ex ec [ic] IIC Gc
FM19ATEX0173U, IECEx FMG 19.0019U, FM21UKEX0017U
Class I Div. 2 Groups A–D
Zone 2 AEx/Ex ec [ic] IIC Gc
FM17CA0145U, FM17US0286U
Emerson|KJ3221X1-BA3|S-Series Analog Output Module


Emerson|KJ3221X1-BA3|S-Series Analog Output Module
EMERSON KJ3221X1-BA3 S-Series Analog Output Module
Description
The EMERSON KJ3221X1-BA3 is an 8-channel analog output module designed for hazardous environments, delivering precise 4–20 mA control signals with HART communication capability.
Features
Certified for use in explosive atmospheres with multiple international safety standards. Supports HART protocol for advanced process control and diagnostics. Features rotary keying system for secure terminal block compatibility. Requires power removal before insertion or removal.
Technical Specifications
-
Output Channels
8 channels providing 4–20 mA analog output 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 23 mA per channel -
Operating Conditions
Ambient Temperature: -40 °C to +70 °C
Shock Resistance: 10g half-sine wave (11 ms duration)
Vibration Tolerance: 1 mm peak-to-peak (2–13.2 Hz), 0.7g (13.2–150 Hz)
Humidity: 5% to 95% RH, non-condensing
Airborne Contaminants: ISA-S71.04-1985 Class G3 -
Safety Approvals
II 3G Ex ec [ic] IIC Gc
FM19ATEX0173U, IECEx FMG 19.0019U, FM21UKEX0017U
Class I Div. 2 Groups A–D
Zone 2 AEx/Ex ec [ic] IIC Gc
FM17CA0145U, FM17US0286U