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 ABB 4890076-23 YPQ 108A/YT204 001-DT (YPQ108A YT204001-DT) is an industrial exchange main circuit board engineered for legacy direct current drive system regulation. Operating within complex power electronic topologies, this ABB YPQ 108A/YT204 001-DT processing board interfaces directly with power stages to handle core calculation sequences, speed/torque regulation, and critical system faults. This assembly acts as a crucial functional spare for maintaining deterministic control loop feedback loop execution in heavy duty manufacturing environments, where it prevents operational drift or total equipment downtime.
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| ABB Type Designation | YPQ 108A/YT204 001-DT |
| Product ID | 4890076-23 |
| Part Type Designation | Exchange Unit |
| Customs Tariff Number | 85389091 |
| Country of Origin | Sweden (SE) |
| Product Net Weight | 0.4 kg |
| Shipping Weight (Calculated) | 0.95 kg |
| Package Dimensions (Calculated) | 26.0 cm x 18.5 cm x 5.0 cm |
| Core Exchange Clause | Old board must be returned. Failure to return or unrepairable condition incurs an additional 50 percent surcharge. |
CRITICAL WARNING: RESIDUAL ENERGY HAZARD
Completely lock out and de-energize the entire drive cabinet before attempting extraction. Legacy DC drive systems contain heavy capacitor banks that retain hazardous voltages long after main line power is switched off. Wait a minimum of 5 minutes and test all voltage nodes with a calibrated multimeter before touching internal card components.
Global Express Shipping
Returns & Warranty


The ABB 4890076-23 YPQ 108A/YT204 001-DT (YPQ108A YT204001-DT) is an industrial exchange main circuit board engineered for legacy direct current drive system regulation. Operating within complex power electronic topologies, this ABB YPQ 108A/YT204 001-DT processing board interfaces directly with power stages to handle core calculation sequences, speed/torque regulation, and critical system faults. This assembly acts as a crucial functional spare for maintaining deterministic control loop feedback loop execution in heavy duty manufacturing environments, where it prevents operational drift or total equipment downtime.
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| ABB Type Designation | YPQ 108A/YT204 001-DT |
| Product ID | 4890076-23 |
| Part Type Designation | Exchange Unit |
| Customs Tariff Number | 85389091 |
| Country of Origin | Sweden (SE) |
| Product Net Weight | 0.4 kg |
| Shipping Weight (Calculated) | 0.95 kg |
| Package Dimensions (Calculated) | 26.0 cm x 18.5 cm x 5.0 cm |
| Core Exchange Clause | Old board must be returned. Failure to return or unrepairable condition incurs an additional 50 percent surcharge. |
CRITICAL WARNING: RESIDUAL ENERGY HAZARD
Completely lock out and de-energize the entire drive cabinet before attempting extraction. Legacy DC drive systems contain heavy capacitor banks that retain hazardous voltages long after main line power is switched off. Wait a minimum of 5 minutes and test all voltage nodes with a calibrated multimeter before touching internal card components.
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
|