The DMS-40PC-1-RL-C is a 4.5-digit low power red LED miniature Digital Panel Meter with ±2V input, DISPLAY HOLD and TEST functions. It is fully self-contained, component-like, plug-in meter that provides scientific-grade accuracy (typically ±2 counts or ±0.005% of full scale) and outstanding reliability. Within its miniature, epoxy-encapsulated package, each meter contains a precision reference circuit, a high-resolution, auto zeroing, factory-calibrated A/D converter and a large (13.2mm), easy-to-read, LED display. The versatile design of this device assures trouble-free installation and long-term operation. Its epoxy-encapsulated package has an integral bezel and colour filter. The moisture and vibration-proof package is extremely rugged and well suited for harsh environments and extended temperatures.