Description
PCRC-7272 Current Regulator
The PCRC-7272 Current Regulator Controller is engineered to significantly improve the constant current performance of existing commercial power supply systems. Designed as a non-integrated controller, it works alongside external power supplies to deliver superior stability, precision, and operational control without requiring a complete system replacement.
At the core of its operation, the PCRC-7272 uses a Direct Current Current Transformer (DCCT) to provide real time feedback of output current. This feedback is processed through the controller, which generates an error correction voltage. This correction signal is then sent back to the power supply to continuously refine and stabilize the output current. This closed loop architecture ensures highly accurate regulation even under variable load conditions.
The system is housed in a slim 1U rackmount chassis, making it ideal for dense laboratory racks and industrial control environments where space efficiency is critical. Ethernet connectivity enables full remote operation, including power supply switching, current set point adjustments, ramp rate configuration, and diagnostic monitoring.
Safety and reliability are central to its design. The controller includes temperature and magnetic fault interlock monitoring, ground fault protection, and fault latching with detailed reporting. These features ensure that system anomalies are detected early and handled securely to protect both equipment and operators.
The PCRC-7272 is highly versatile and supports integration with a wide range of commercial power supply brands, making it a flexible upgrade solution for existing infrastructure. Optional auxiliary input support allows additional monitoring using a second DCCT for enhanced system diagnostics.
This controller is particularly well suited for research laboratories, accelerator facilities, and precision industrial applications where current stability is critical for performance outcomes.
Technical Specifications
| Parameter | Description |
| Model | PCRC-7272 |
| Form Factor | 1U Rackmount Controller |
| Control Method | DCCT based precision feedback loop |
| Communication Interface | Ethernet control and monitoring |
| Supported Power Supplies | Keysight, Sorensen, TDK Lambda Genesys, Kikusui and others |
| Current Regulation | External DCCT based precision control |
| Monitoring Functions | Current, voltage, ground current read-back |
| Safety Features | Ground fault protection, interlock monitoring, fault latching |
| Ramp Control | Programmable current ramp rate |
| Auxiliary Input | Optional additional DCCT monitoring |
| Application Type | Laboratory, industrial, research power systems |
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