Digital Panel Meters, Rate Meter, Input Range 0.01 Hz to 25 kHz, Accuracy +/-0.01 Percent, Display Digits 6, Red LED Display, Fits 1.77 in x 3.62 in Cutout, Connector Type Cage Clamp Terminal, Power Required 115/230 V AC, Output NPN Open Collector, PNP Open Collector, TTL, NEMA 4X / IP65 NEMA Rating, Depth 4.2 in, Mounting Clip, Panel, Style PAXLR, Includes Mounting Clip, Panel Gasket, Manufacturers Warranty Length 2 yr