Continuous and accurate readings from 5 to 99,990rpmMeasure rpm from 5 to 99,990rpm with microprocessor quartz crystal accuracy of 0.05-percentLarge LED display updates 1/sec (rpm<60)Resolution: 0.1rpm (5 to 1000rpm), 1rpm (1000 to 999rpm), 10rpm (10,000rpm to 99,990rpm)Unique design permits rpm measurements of a one hole gear or disk eliminating the need for special gears;Extech 461950 Panel Mount Tachometer, Measure rpm from 5 to 99,990rpm with microprocessor quartz crystal accuracy of 0.05%, Large 4 digit LED display updates 1/sec (rpm<> The 461950 is a 1/8 DIN Panel Tachometer. Measure rotational motor speed, moving fans, pumps, gears, propeller devices. Choice of 2 sensor pickup types: Proximity sensor-0.1 in. (3 mm) target distance, range up to 36,000rpm (600Hz); Photoelectric sensor-0.4 in. (10 mm) target distance, range up to 6,000rpm (100Hz). 1/8 DIN size. Powered by 115/230VAC 50/60Hz.
Key Features Measure rpm from 5 to 99,990rpm with microprocessor quartz crystal accuracy of 0.05% Large 4 digit LED display updates 1/sec (rpm<> Resolution: 0.1rpm (5 to 1000rpm), 1rpm (1000 to 999rpm), 10rpm (10,000rpm to 99,990rpm) Unique design permits rpm measurements of a one hole gear or disk eliminating the need for special gears A pulse is measured when a ferrous object (stud) passes by sensor Optional proximity and photo sensors Specifications rpm: 5 to 99,990rpm Basic accuracy: ±0.05% Resolution: 0.1rpm (5 to 1000rpm), 1rpm (1000 to 9999rpm), 10rpm (10,000rpm to 99,990rpm) Power: 115V or 230V AC; 50/60Hz Dimensions/Weight: Bezel 3.8x1.9x2.4" (96x48x60mm); Panel cutout 3.6x1.8" (92x45mm) Meter 3.6x3.5x1.7" (92x90x42mm)/ 14oz (397g) Sampling Time: 1sec>60rpm, >1sec>10 to 60rpm Dimensions: 4.9"x2"x1.3" (124x50x33mm) Weight: 4oz (114g)Brand: Extech, Model: 461950