Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
The IOD86-MEM is an intelligent input/output co-processing board featuring dedicated onboard memory micro-architecture, engineered for distributed data arbitration within legacy Stromberg automation systems. This high-tier processing assembly unloads intensive cyclic scanning tasks from the host central processing unit by executing localized I/O routines and maintaining raw register status tables natively. By utilizing its local storage block to mirror field-side channel states and execute low-level bit filtering, the IOD86-MEM stabilizes subrack data throughput and prevents backplane bus saturation during simultaneous high-density signal changes.
Onboard Memory Array: Embedded physical memory block dedicated to autonomous subrack data buffering and register mapping.
Localized Co-Processing: Executes independent execution logic and pre-filtering to minimize main CPU scanning overhead.
Advanced Bus Arbitration: Actively governs local communication queues across Stromberg backplane configurations.
Thermal Stabilization Architecture: Designed onto reinforced multi-layer PCB laminates to prevent trace deformation in unventilated rack environments.
Local I/O subrack coordination and caching within legacy ABB Stromberg control clusters.
Pre-processing high-frequency discrete and analog data streams in continuous manufacturing processes.
Overhauling degraded logic modules showing buffer overflow errors or irregular scan cycle timings.
| Parameter | Value |
| Manufacturer | ABB |
| Series Range | Stromberg |
| Model Number | IOD86-MEM (IOD86+MEMORY) |
| Hardware Class | Intelligent I/O Processor Board |
| Lifecycle Phase | Obsolete / Legacy Supply |
| Export Control Classification (ECCN) | N |
| Commodity Code | 85389091 |
| Product Net Weight | 0.50 kg |
| Shipping Weight (Calculated) | 0.80 kg |
| Package Dimensions (Calculated) | 250 x 120 x 100 mm |
| Country of Origin | Sweden (SE) |
Subrack Alignment: Align the module carefully with the designated slot guides on the Stromberg backplane to prevent pin damage before applying insertion force.
Cooling and Ventilation: Maintain adequate clearance around the subrack assembly. While the module features thermal stabilization architecture, unventilated enclosures require regular ambient temperature checks to ensure long-term stability.
Handling Precautions: Use standard ESD grounding wrist straps when installing or removing the co-processing board to protect the onboard memory array from static discharge.
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Returns & Warranty

The IOD86-MEM is an intelligent input/output co-processing board featuring dedicated onboard memory micro-architecture, engineered for distributed data arbitration within legacy Stromberg automation systems. This high-tier processing assembly unloads intensive cyclic scanning tasks from the host central processing unit by executing localized I/O routines and maintaining raw register status tables natively. By utilizing its local storage block to mirror field-side channel states and execute low-level bit filtering, the IOD86-MEM stabilizes subrack data throughput and prevents backplane bus saturation during simultaneous high-density signal changes.
Onboard Memory Array: Embedded physical memory block dedicated to autonomous subrack data buffering and register mapping.
Localized Co-Processing: Executes independent execution logic and pre-filtering to minimize main CPU scanning overhead.
Advanced Bus Arbitration: Actively governs local communication queues across Stromberg backplane configurations.
Thermal Stabilization Architecture: Designed onto reinforced multi-layer PCB laminates to prevent trace deformation in unventilated rack environments.
Local I/O subrack coordination and caching within legacy ABB Stromberg control clusters.
Pre-processing high-frequency discrete and analog data streams in continuous manufacturing processes.
Overhauling degraded logic modules showing buffer overflow errors or irregular scan cycle timings.
| Parameter | Value |
| Manufacturer | ABB |
| Series Range | Stromberg |
| Model Number | IOD86-MEM (IOD86+MEMORY) |
| Hardware Class | Intelligent I/O Processor Board |
| Lifecycle Phase | Obsolete / Legacy Supply |
| Export Control Classification (ECCN) | N |
| Commodity Code | 85389091 |
| Product Net Weight | 0.50 kg |
| Shipping Weight (Calculated) | 0.80 kg |
| Package Dimensions (Calculated) | 250 x 120 x 100 mm |
| Country of Origin | Sweden (SE) |
Subrack Alignment: Align the module carefully with the designated slot guides on the Stromberg backplane to prevent pin damage before applying insertion force.
Cooling and Ventilation: Maintain adequate clearance around the subrack assembly. While the module features thermal stabilization architecture, unventilated enclosures require regular ambient temperature checks to ensure long-term stability.
Handling Precautions: Use standard ESD grounding wrist straps when installing or removing the co-processing board to protect the onboard memory array from static discharge.
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Green
|
| Country of origin |
Sweden
|
| Power source |
DC Power
|