Specifications; General Specifications; Measurement Specifications; Environmental Specifications - Extech Instruments RPM250W User Manual

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Specifications

7.1 General Specifications

Display
Over range indication
Low battery indication
Sensor type
Measurement distance
Meter power
Dimensions
Weight

7.2 Measurement Specifications

Specifications apply for the following conditions:
Temperature: 73.4℉ ± 9℉ (23℃ ± 5℃); Relative Humidity: < 90 %
RPM range
RPM reading refresh rate
Counter range

7.3 Environmental Specifications

For indoor use only
Altitude
Pollution degree
Operating conditions
Storage conditions
Drop-proof rating
Safety
Laser pointer
#NAS100078; r. AA/78959/78963; en-US
5 digit (99999) backlit multifunction LCD
OL is displayed when measurements are out of range
Battery symbol appears when batteries are low
Photo-sensitive diode
2 to 20 in. (50 to 500 mm)
Three (3) 1.5 V (AAA) batteries
5.4 x 2.2 x 1.1 in. (137 x 55 x 28 mm)
3.6 oz. (102 g)
0 to 99,999 RPM
1 to 7 seconds, depending on speed of device under
test
0 to 99,999
6562 ft. (2000 m) max.
2
32 to 104℉ (0 to 40℃); < 80% RH
-4 to 140℉ (-20 to 60℃); < 80% RH
3.3 ft. (1 m)
EN 61010-1; EN 61010-031; EN 61326
Class 3R; Output: ≤ 5 mW, 650 nm
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