The Allen-Bradley 1771-OFC output module is a 4-channel analog output device from the PLC-5 series. It can function as a standalone output module or be expanded with additional output modules to increase output points. The module operates within an AC voltage range of 92 to 138 Volts AC. Its outputs support multiple voltage ranges including 1–5 VDC, 0–10 VDC, -10 to 10 VDC, and 0–5 VDC, as well as current outputs of 4–20 mA, 0–20 mA, and -20 to 20 mA, offering versatile control options for industrial applications. Manufacturer Rockwell Automation Brand Allen-Bradley Product Type Analog Output Module Series PLC-5 / 1771 Channels 4 AC Voltage Range 92–138 Volts AC Output Voltage Ranges 1–5 VDC, 0–10 VDC, -10 to 10 VDC, 0–5 VDC Output Current Ranges 4–20 mA, 0–20 mA, -20 to 20 mA Mounting 1771 I/O Chassis