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    Apter Power provides quotations, technical documents and GEM80/301 configuration support for 8893-4502.

8893-4502

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GEC Industrial Controls 8893-4502 GEM80/301 subrack for the controller's processor, memory, power and Fast I/O positions.
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Technical specifications for 8893-4502

  • Manufacturer:
    GEC Industrial Controls
  • Part Number:
    8893-4502
  • Product Family:
    GEM80 Series
  • Product Type:
    GEM80 Rack/Subrack
  • Stock:
    1
  • Controller Platform:
    GEM80/301
  • Central Module Positions:
    Up to 3
  • Fast I/O Positions:
    4
  • Fast I/O Driver Position:
    1 Reserved Slot
  • Core Module Roles:
    Master I/O, Ladder, Memory and Power
  • Weight:
    4.78 kg
  • Estimated shipping dimensions:
    48.2x30.4x26.6cm
  • Country of origin:
    United Kingdom
  • 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 Controller Layout Central Modules Fast I/O Product Applications

Features:

  • Single-subrack controller: The GEM80/301 architecture brings core processing, memory and power functions into one rack.
  • Central expansion: Optional central-module positions extend the controller around its main processor arrangement.
  • Fast I/O capacity: Dedicated module positions and a driver reservation support the documented Fast I/O architecture.
The subrack provides the mechanical and electrical layout used by the manufacturer for a GEM80/301 controller configuration.

Its value lies in keeping the processor, memory, power and optional-module positions organised within a defined controller structure.

The documented slot roles help engineering teams plan expansion while preserving the layout expected by the installed GEM80/301 system.

Apter Power supports GEC Industrial Controls 8893-4502 GEM80 Rack/Subrack quotation, technical-documentation and GEM80/301 configuration-review requests.
GEC Industrial Controls 8893-4502 GEM80 Rack/Subrack Manuals,Datasheets,Link

Important Notice: Base slot planning on the documented GEM80/301 architecture and the ordered controller configuration.

  • Core architecture: The GEM80/301 places its primary controller hardware within one subrack.
  • Processor roles: The documented arrangement includes Master I/O and Ladder Processor functions.
  • Memory role: Read/write memory forms part of the controller's central hardware layout.
  • Power role: The power module is incorporated into the same subrack architecture.
  • Expansion capacity: GEM80/301 provides positions for up to three optional central modules.
  • Second I/O processing: The manufacturer lists an additional I/O Processor among the available central-module functions.
  • Communications and display: Documented central options include STARNET and IMAGEM functions.
  • Memory expansion: Optional RAM modules can occupy central positions when included in the controller configuration.
  • Module positions: GEM80/301 provides four positions for Fast I/O modules.
  • Driver reservation: One position is reserved for the Fast I/O driver.
  • Driver requirement: The manufacturer requires the driver when the controller includes Fast I/O modules.
  • Unused condition: The reserved driver position can remain unfilled when the system has no Fast I/O.
  • GEM80/301 controllers: Serves as the subrack platform for the manufacturer's documented 301 controller arrangement.
  • Central expansion: Supports configured controller options such as additional I/O processing, communications, display or memory functions.
  • Fast I/O systems: Provides the positions used for Fast I/O modules and their driver in the 301 architecture.
  • Installed-system maintenance: Gives service teams a defined slot framework for managing an existing GEM80/301 configuration.
Description
The GEC assembly label identifies 8893-4502 as a GEM80/301 subrack. In the manufacturer's controller architecture, the subrack brings the Master I/O Processor, Ladder Processor, read/write memory and power module into one chassis.

Beyond the core processor arrangement, 8893-4502 belongs to a GEM80/301 layout with positions for optional central modules and Fast I/O. The slot plan gives system designers a structured way to add documented controller functions around the main processor hardware.

For maintenance planning, 8893-4502 should be treated as the rack platform rather than as a promise of a fixed board population. The ordered configuration determines which optional central and Fast I/O modules occupy the available positions.
Alternative Names
8893 4502 8893/4502 88934502 GEC 8893-4502 GEC Industrial Controls 8893-4502 GEM80 8893-4502 8893-4502 GEM80/301 Subrack GEC 8893 4502
Technical notes
GEC defines the GEM80/301 as a single-subrack controller with up to three central-module positions, four Fast I/O positions and one Fast I/O-driver reservation. For 8893-4502, this architecture guides slot planning, while the populated boards visible in an individual rack should not be assumed to be the standard supply configuration.
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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.
How should a team plan central-module expansion in an installed 8893-4502 subrack?
Plan the expansion within the three optional central-module positions documented for the GEM80/301 architecture. The selected module function still needs to align with the controller's ordered configuration and available slot plan.
When is the reserved Fast I/O driver position required in 8893-4502?
The driver is required when Fast I/O modules are installed. If the controller contains no Fast I/O, the manufacturer allows the reserved driver position to remain unused.
Should the boards visible in one photographed rack be treated as the standard contents of 8893-4502?
No fixed board population should be assumed from one rack photograph. The GEM80/301 architecture defines slot roles, while the ordered controller configuration determines which optional central and Fast I/O modules are fitted.
What information is most useful before restoring an 8893-4502 controller configuration?
Use the installed slot plan together with the controller documentation for the Master I/O, Ladder Processor, memory, power and any optional modules. Apter Power can help organise the relevant technical-document review for the existing GEM80/301 layout.

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