• Emerson KJ3221X1-BA1 12P2531X102
  • Emerson KJ3221X1-BA1 12P2531X102
  • Emerson KJ3221X1-BA1 12P2531X102
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Emerson DeltaV KJ3221X1-BA1 12P2531X102 8-Channel Analog Output Module

Emerson DeltaV KJ3221X1-BA1 12P2531X102 8-Channel Analog Output Module

Description

The Emerson DeltaV KJ3221X1-BA1 (also referenced as 12P2531X102 or VE4005S2B1) is a high-performance 8-channel analog output module designed for the DeltaV M-Series automation platform. This module provides precise 4-20...

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SKU: KJ3221X1-BA1 12P2531X102
Proveedora: Emerson
tipo: Analog Output Module
Related Series:

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Description

The Emerson DeltaV KJ3221X1-BA1 (also referenced as 12P2531X102 or VE4005S2B1) is a high-performance 8-channel analog output module designed for the DeltaV M-Series automation platform. This module provides precise 4-20 mA current signals with integrated HART (Highway Addressable Remote Transducer) protocol support, enabling bi-directional communication with intelligent field devices such as control valve positioners. It is engineered for critical process sectors including oil and gas, chemical manufacturing, and offshore platforms, where it facilitates reliable control loop execution and predictive maintenance through remote diagnostics.

Features

  • 8-channel analog output with 4-20 mA current loops.
  • Integrated HART communication support for intelligent field device management.
  • Supports both non-redundant and redundant configurations when used with compatible DeltaV carriers.
  • Mechanical rotary keying (Position A4) to prevent incorrect module insertion.
  • Designed for operation in harsh industrial environments, including Class G3 corrosive atmospheres.
  • Supports remote configuration and diagnostics to reduce unplanned downtime.

Applications

This module is widely utilized in process control environments requiring high-density analog output, such as:

  • Control valve positioning and feedback loops.
  • Integration with smart field instrumentation via HART protocol.
  • Hazardous area process control (Zone 2 compliant).
  • Critical infrastructure monitoring in oil, gas, and chemical processing plants.

Technical Specifications

Parameter Specification
Model KJ3221X1-BA1 / VE4005S2B1
Part Number 12P2531X102 / 12P2531X122
Output Channels 8-Channel 4-20 mA with HART
Local Bus Power 12 VDC at 150 mA
Bussed Field Power 24 VDC at 300 mA
Field Circuit Rating 24 VDC at 23 mA per channel
Operating Temperature -40 to +70 deg C
Storage Temperature -40 to +85 deg C
Relative Humidity 5 to 95 percent (Non-condensing)
Shock Resistance 10g half-sinewave for 11 msec
Terminal Keying Position A4

Installation Guidelines

  • Hazardous Areas: Ensure compliance with II 3G Ex nA IIC Gc and II 3G EEx nL IIC standards. Perform energy-limited loop assessments for "nL" installations.
  • Safety Warning: All non-sparking field circuits must be de-energized before hardware insertion or removal to protect personnel and internal circuitry.
  • Keying: Verify the mechanical rotary keying is set to position A4 before seating the module into the carrier.
  • Environment: The module is rated for IP 20; ensure installation within an appropriate enclosure to protect against environmental contaminants.
  • Handling: Follow standard ESD precautions when handling the module to prevent damage to internal components.

Compliance and Certifications

The KJ3221X1-BA1 carries the following certifications: FM12ATEX0090U, IECEx FMG 12.0035U, and Nemko 02ATEX431U. It meets ISA-S71.04-1985 Class G3 requirements for airborne contaminants.

FAQ

Does this module support HART communication?

Yes, the KJ3221X1-BA1 features integrated HART protocol support, allowing for bi-directional communication with smart field devices.

Can this module be used in redundant configurations?

Yes, this module supports both redundant and non-redundant configurations depending on the specific DeltaV carrier used.

What is the purpose of the rotary keying?

The mechanical rotary keying (set to A4) is a safety feature designed to prevent the module from being inserted into an incompatible carrier slot.