The Allen-Bradley 1771-P6S is a PLC-5 power supply module that occupies a single slot in a 1771 I/O chassis and provides the 5 V DC backplane power for PLC-5 I/O modules. It accepts 194–264 VAC input at 47–63 Hz and can deliver up to 56 W of real power (89 VA apparent), supporting up to 8 A of backplane current at 5 V DC. The supply is protected by a 1.5 A, 250 V slow-blow fuse and is categorized as a Series B power supply. Designed for PLC-5 1771 I/O installations, the 1771-P6S mounts in a 1771 chassis as a one-slot module on the I/O side plate.
