Successfully Added

The product is added to your quote.

2 Year Warranty on ALL products

Emerson DeltaV KJ2221X1-EA1 New Surplus

Emerson DeltaV KJ2221X1-EA1

SKU: KJ2221X1-EA1-NS

We have 1 in stock

Estimated delivery: June 7th - June 9th

Order for next-day shipment.

This product is not available for online purchase.

Use the Request a quote to get the pricing

Regular price
$390.00
Sale price
$390.00
New Surplus
$390
1 in stock
Ships today

Description

The Emerson DeltaV KJ2221X1-EA1, commonly known as the MQ Controller, is a robust and deterministic control module designed to serve as the intelligent core of mission-critical industrial automation systems. As part of the versatile M-Series hardware family, it executes control logic and manages complex I/O communications with millisecond precision to ensure plant safety and efficiency. Its defining feature is native 1:1 redundancy, allowing a standby unit to instantly take over control in the event of a hardware failure without any process interruption. Capable of handling 750 Device Signal Tags with 48MB of memory, it provides the reliability required for demanding sectors like oil refining and chemical processing.

 

  • KJ2221X1EA1
  • DISCONTINUED BY MANUFACTURER
  • REPEATER SISNET CARRIER
  • 1 3X16 FEMALE CONNECTOR
  • 1 3X16 MALE CONNECTOR
Regular price
$390.00
Sale price
$390.00
More payment options

Secure payment options

  • Eligible for next day delivery

    Orders placed before 4 PM ET ship same day for rapid replacement, minimizing downtime.

    More about shipping
  • 24 month warranty

    Twice the industry standard—full protection against defects for 2 full years.

    More about warranty
  • Multiple conditions available

    Multiple sourcing paths to help you control costs without compromising performance.

    More about warranty
  • Best catalog

    Large U.S. inventory and fast sourcing for Mitsubishi, Siemens, Schneider & more.

    Read More
  • Buying Options

    All products are covered by Industrial Automation Co.'s 2-Year Warranty.

    Condition SKU Price Warranty Availability Quantity Purchase
    New Surplus KJ2221X1-EA1-NS $390.00 USD 2 Year Extended Warranty 1 In Stock in the United States!
  • Description

    The Emerson DeltaV KJ2221X1-EA1, commonly known as the MQ Controller, is a robust and deterministic control module designed to serve as the intelligent core of mission-critical industrial automation systems. As part of the versatile M-Series hardware family, it executes control logic and manages complex I/O communications with millisecond precision to ensure plant safety and efficiency. Its defining feature is native 1:1 redundancy, allowing a standby unit to instantly take over control in the event of a hardware failure without any process interruption. Capable of handling 750 Device Signal Tags with 48MB of memory, it provides the reliability required for demanding sectors like oil refining and chemical processing.

     

    • KJ2221X1EA1
    • DISCONTINUED BY MANUFACTURER
    • REPEATER SISNET CARRIER
    • 1 3X16 FEMALE CONNECTOR
    • 1 3X16 MALE CONNECTOR
  • Specifications
    Emerson DeltaV MQ Controller Research
    M-Series Hardware

    DeltaV MQ Controller

    KJ2221X1-EA1

    The redundant, deterministic brain of the plant. It handles logic execution and I/O management with millisecond precision, ensuring zero downtime in critical process industries.

    1. Native Redundancy

    The MQ controller operates in a 1:1 pair. The Active unit controls the plant, while the Standby unit shadows every move, ready to take over instantly.

    Primary (Active)
    PWR
    ACT
    I/O BUS
    Secondary (Standby)
    PWR
    STBY
    I/O BUS
    FIELD SENSORS (CHARMs)

    2. The Scan Cycle (Deterministic)

    STEP 1
    Read Inputs

    Collects data from pressure, temp, and flow sensors.

    STEP 2
    Execute Logic

    Runs PID loops, interlocks, and calculations.

    STEP 3
    Write Outputs

    Sends commands to valves, pumps, and motors.

    STEP 4
    Communicate

    Syncs with Backup Unit and Control Room HMI.

    3. Technical Specifications

    Processing Capacity

    Device Signal Tags (DST) 750 DST
    User Memory 48 MB
    Feature Specification
    Mounting 2-wide / 4-wide / 8-wide Carrier
    Input Power 24 VDC (Nominal)
    Operating Temp -40°C to 70°C
    Communication Redundant Ethernet I/O Bus
  • Documentation

    AI Product Assistant

    Ask questions about Emerson DeltaV KJ2221X1-EA1

    AI Assistant

    Ask questions about Emerson DeltaV KJ2221X1-EA1

    Suggested questions

Quick search

Send in your item for a free evaluation and repair quote. Use our RMA form or email a repair request to service@iac.us.com , and we will contact you to assess your situation and offer shipping information.

Technical Support

Need help with installation, configuration, or troubleshooting? Our technical experts are available to assist you.

  • Phone Support

    (877) 727-8757

  • Email Support

    sales@iac.us.com

Order Your Industrial Automation Parts Today

Industrial Automation Co. is a premier supplier of replacement and aftermarket industrial components. In addition to the DeltaV, we offer hundreds of Emerson parts available now in our warehouse. Most of our automation components ship on the same day and are covered by our two-year service warranty. Contact us to order your Emerson replacement parts today.

Contact Us