The Allen-Bradley 1771-OYL is a sophisticated PLC-5 digital dry-reed relay contact output module, featuring 8 output points that are divided equally into normally open (Form A) and normally closed (Form B) configurations. It integrates seamlessly with 1771 Series A or B I/O chassis, utilizing a 1771-WD field wiring arm. With a voltage compatibility of 0-24V AC RMS and DC, each output can handle a maximum current of 100 mA, while offering crucial operational feedback through 8 status indicators. Providing rapid response times with a 1 ms signal delay and high energy efficiency, it boasts a power dissipation of 2.2 W max and thermal dissipation up to 7.6 BTU/hr, ensuring reliability within an operating temperature range of 0-60 °C.