Omron – E5CS-R1PX-521 – 48×48 mm Digital Temperature Controller, Relay + Alarm O

The Omron E5CS-R1PX-521 is a compact DIN 48×48 mm digital temperature controller featuring a relay control output, one alarm output, and support for platinum resistance thermometer (PT100) input. It operates from a 100–240 VAC supply and offers both ON/OFF and PID control modes, with selectable parameters and display functions via front panel settings.