Ask our team:
  • Phone: +86 181 0690 9650
  • E-Mail info@apterpower.com
  • Lifecycle status

    Active / Available from OEM
    Apter Power supports quotation, documentation, sourcing, and system-configuration review.

8120X

/ 4.9
1001 reviews | Need a Specific Revision?
Triconex 8120X is the Tricon CX main chassis for three 3009X processors, redundant communication positions and triplicated I/O bus expansion.
In Stock
Ships by Wednesday, September 30
Fast Shipping Available
Get a quick price for 8120X
Quantity
*E-mail
Company
*Mobile
*Content
Upload (gif, jpg, jpeg, png, bmp, doc, docx, xls, xlsx, ppt, pdf, csv)

Technical specifications for 8120X

  • Manufacturer:
    Invensys
  • Part Number:
    8120X
  • Product Family:
    Triconex
  • Product Type:
    Main Chassis
  • Stock:
    1
  • System power supply:
    24 VDC, redundant
  • Main-chassis current:
    5.5 A at 24 V with 3 MPs and 4 TCMs/UCMs
  • Main processor positions:
    3 Model 3009X positions
  • Communication-module positions:
    4 positions in COM 1 and COM 2 redundant pairs
  • Communication-module capacity:
    Up to 4 TCMs, 2 UCMs, or 2 TCMs plus 2 UCMs
  • Main-chassis I/O module capacity:
    0
  • Maximum expansion chassis:
    15 per main chassis
  • I/O bus architecture:
    Triplicated bidirectional RS-485
  • Serial I/O bus rate:
    375 Kbps, multi-drop
  • Serial I/O bus distance:
    Up to 100 ft (30 m)
  • Fiber I/O bus distance:
    Up to 43.5 mi (70 km) with matching SFPs
  • Foxboro time synchronization:
    Supported with P0926KZ A/B Module Fieldbus and Time Strobe Terminator
  • Alarm contacts:
    2, redundant pair, isolated
  • Alarm-contact rated voltage:
    ±24 VAC/VDC
  • Alarm-contact operating range:
    0–30 VDC
  • Maximum switching power:
    15 W resistive
  • Maximum off-state leakage:
    <50 µA
  • Maximum contact current:
    0.5 A continuous; 0.7 A for 100 ms
  • Alarm-contact fuses:
    One 800 mA fast-acting fuse per contact with open-fuse indication
  • Contact isolation:
    500 VDC to protective earth; 800 VDC to functional earth
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Applications Installation Operating Environment Safety & Compliance

Features:

  • Houses three 3009X main processors in the Tricon CX TMR architecture.
  • Provides two communication slots with left and right module positions.
  • Connects triplicated I/O bus channels to 8131X expansion chassis hardware.
The main-chassis configuration combines processors, redundant communications, system power and I/O bus distribution in one frame.

It forms the controller's central hardware platform and passes triplicated data to the expansion portion of the system.

Installation engineering should verify module population, address plug, heat load, mounting clearances, grounding and alarm wiring.

Availability is subject to Apter Power inventory and sourcing confirmation.
Verified resources for Triconex 8120X:Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Forms the central controller chassis for emergency shutdown, fire-and-gas and other SIL applications.
  • Hosts redundant communication modules that connect the controller to engineering and plant networks.
  • Feeds multiple I/O expansion chassis through the documented triplicated bus topology.
  • Rack or panel mounting must retain the published clearances and airflow around the main chassis.
  • Three 3009X processors and the COM1 and COM2 positions must follow the documented backplane layout.
  • Protective grounding and redundant 24 VDC power connections should be completed before modules are energized.
  • The standard chassis operating range is documented from -20°C to +60°C.
  • A chassis populated with a 4610X communication module is limited to 0°C through +55°C.
  • Relative humidity is specified at 5% to 95% non-condensing, with operation up to 2000 m altitude.
  • Redundant system-power inputs support the controller power architecture required by the Tricon CX chassis.
  • Protective earth continuity must be verified as part of the installed safety-system enclosure.
  • Baseplate and power alarm circuits should be tested after chassis service before the application returns to operation.
Description
Triconex 8120X is the Tricon CX main chassis that houses the processor set and organizes communication and I/O-bus functions. Its backplane provides the structural and electrical foundation for the controller's central hardware. The chassis defines the physical organization of the main system and routes the internal connections that allow these central modules to operate as one Tricon CX controller.

Three 3009X main processors operate alongside two communication slots, redundant power distribution and triplicated expansion-bus connections. This layout supports a fault-tolerant controller core with room for the communication services required by the application. Its arrangement concentrates the controller's computing, communication and expansion interfaces in a single rack structure designed for the platform's triplicated operating model.

Successful chassis service depends on disciplined rack mounting, protective grounding and cabinet ventilation. The installed communication-module mix must also be reviewed because certain configurations change the permitted ambient operating limit. Those mechanical and environmental conditions protect the installed backplane and ensure that the assembled controller continues to meet its intended system configuration.
Alternative Names
8120X Triconex 8120X 8120X Main Chassis Triconex 8120X Main Chassis 8120X Tricon CX Triconex 8120X Tricon CX Triconex 8120X Tricon CX Main Chassis
Technical notes
8120X cabinet design must use the correct temperature limit: 60°C normally, or 55°C when a 4610X UCM is installed.
Exceptional Service

Our Mission

  • 100% Satisfaction

    We believe expertise is priceless. With over 20 years of experience, and top engineers on staff, we can help you solve or avoid problems that threaten your business.
  • Trust Guaranteed

    Not only do we have a vast inventory, our team makes sure every piece of equipment is in working condition. Your purchases are also backed by our Warranty.
  • Expertise

    Time is money, especially when your equipment is down. We work quickly to get your equipment on its way so you can get it back up and running.

FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Which unused I/O location is intended to receive 8120X?
The processor and communication layout identifies it as the Tricon CX main chassis rather than an I/O expansion frame.
How does 8120X differ functionally from an active I/O device?
Use 3009X processors and communication modules approved for the selected Tricon CX system version.
What enclosure-management task is completed by 8120X?
It anchors the TMR controller and distributes power, alarms and triplicated I/O bus communication.
How is supply for 8120X coordinated with a planned chassis intervention?
Apter Power checks chassis condition, included hardware, documentation, quantity and delivery before offering supply.
Which rack records should be updated when 8120X is installed or removed?
Review mounting, power feeds, ground bonds, address plug, processor set, COM population, airflow and alarm wiring.
What maintenance context should accompany a request for 8120X?
Send the chassis label, installed modules, cabinet drawing, power design, required condition and destination.

Product Browsing History