The Digital Monitor Model-2590C is a vibration monitoring device processing 4-20mA signals from a converter, displaying scaled values on a 5-digit LED. It features a settable sampling cycle (0.125-5s) with ±0.3% accuracy, and two high-limit alarms (AL1/AL2) with AC/DC 5A relay outputs and 0.1-99.9s adjustable delay. An integrated +24VDC power supply for the converter simplifies installation. Optional analog outputs (4-20mA, 0-5V, 1-5V, 0-10V) are available. Powered by AC85-264V, it has an IP65 front panel and compact 96x48x92mm dimensions and 300g weight.