The Allen-Bradley 1771-OQC is a discontinued isolated DC output module designed for the PLC-5 system. It features 8 isolated outputs operating at 24 Volts DC, making it ideal for controlling devices that require electrical isolation to prevent interference and ensure signal integrity. The module is engineered for reliable performance in industrial automation environments and fits standard PLC-5 I/O chassis slots. Though discontinued, the 1771-OQC remains a crucial component for maintaining legacy control systems requiring isolated DC outputs. Manufacturer Rockwell Automation Brand Allen-Bradley Part Number 1771-OQC Module Type Isolated DC Output Module Number of Outputs 8 Outputs Operating Voltage 24 Volts DC System Compatibility PLC-5 Status Discontinued