Lutron DT-2238 Photo / Contact Tachometer

Lutron DT-2238 เครื่องวัดความเร็วรอบ 2 in 1

SPECIFICATION

Range	Photo Tacho	5 to 99,999 RPM
	Contact Tacho	0.5 to 19,999 RPM
	Surface Speed (m/min.)	0.05 to 1,999.9 m/min.
	Surface Speed (ft/min.)	0.2 to 6,560 ft/min.
Resolution	RPM	0.1 RPM (< 1,000 RPM), 1 RPM (≥ 1,000 RPM)
	Surface Speed (m/min.)	0.01 m/min. (< 100 m/min.), 0.1 m/min. (≥ 100 m/min.)
	Surface Speed (ft/min.)	0.1 ft/min. (< 1,000 ft/min.), 1 ft/min. (≥ 1,000 ft/min.)
Accuracy	RPM	± (0.05% +1 digit)
Accuracy	Surface Speed	± (2% +1 digit)
Time base		Quartz crystal
Circuit		Exclusive one-chip of micro-computer LSI circuit
Display		5 digits, 10 mm LCD
Functions		Last value, Max. value, Min. value.
Power requirement		Battery AA x 4
Dimensions/ Weight		195 x 61 x 38.5 mm/ 280 g

SKU	DT-2238
Weight	280.000000
Dimension	195 x 61 x 38.5 mm
Manufacturer	Lutron
Data logger	No
Special Specification	No
Resolution	0.1 RPM (< 1,000 RPM) / 1 RPM (1,000 RPM) 0.01 m/min (< 100 m/min.) / 0.1m/min (100 m/min.)
Measurement Range	Photo Tacho : 5 to 99,999 RPM Contact Tacho : 0.5 to 19,999 RPM Surface speed : 0.05 to 1,999.9 m/min. Surface speed : 0.2 to 6,560 ft/min.
Other Function	Last, Max. & Min. value.
Power Supply	Battery AA x 4
Water resistance	No
Sensor Output Interface	No
Accuracy	±(0.05 % + 1 digit)