Available in panel-mount enclosure suitable for rugged environments- NEMA 4, CE, & UL certified. Easy to read in bright sunlight conditions. Touch screen with keys on and around viewable area. EIA-232 Connectivity for primary input. secondary serial input is optional (EIA-232, -422, or -485). 10/100Base-T Ethernet option; supports TCP/IP, UDP/IP and other protocols with Power-over-Ethernet (802.3af) option. Built-in speaker allows programming of audible alarms and alerts.