Other Userful Functions LCD and Keypad Rievtech PLCs (except PR-6 and PR-12 Economy Series) have System menu is available in multiple languages. a built-in LCD display with a brighter, higher contrast screen you Checking or changing some device values Micro PLC does not can adjust to your own preference. System status — input, output, need to be connected to a PC. Making precise on-line adjustments to internal blocks, such as analog values, timers and counters — can be monitored through the 4x16 LCD screen or you can display a predefined message timers, counters while the PLC is operating. with up to 64 characters. Non-LCD versions are also available.
Potential Uses The potential uses for the LCD display and keypad vary widely. An operator can change values for setting up batch processes or machine timing for manufacturing different products, etc. Maintenance personnel can interface in the control cabinet to identify machine problems. LCD messages can be preprogrammed for process events or alarms. Operational Control Buttons Program with just the push of a button! Micro PLC control buttons can be used to program, modify and change preset parameters. The four cursor keys can also be configured as inputs as needed. 14