Extech 461891 Handleiding


Lees hieronder de 📖 handleiding in het Nederlandse voor Extech 461891 (7 pagina's) in de categorie Kilometerteller. Deze handleiding was nuttig voor 28 personen en werd door 2 gebruikers gemiddeld met 4.5 sterren beoordeeld

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USER GUIDE
Contact Tachometer
Model 461891
461891-en-US_V2.1 8/15
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Introduction
Congratulations on your purchase of Extech’s Digital Tachometer, model 461891. This meter is
shipped fully tested and calibrated and, with proper use, will provide years of reliable service.
Features
ï‚· Measures from 0.5 to 19999 rpm
ï‚· Min/Max Memory Recall
ï‚· Cone, funnel, surface attachments included
ï‚· Quartz crystal time base
Specifications
General Specifications
Circuit Custom one-chip LSI microprocessor circuit
Time base Quartz crystal
Display 5-digit multi function LCD display
Measurements Rotation Speed 0.5 to 19,999 rpm
Surface Speed 0.2 to 6560 ft/min.
0.05 to 1999.9 m/min
Memory Last and Max/Min readings
Sampling Time 1 second
Operating Temperature/RH 32 °F to 122 °F (0 °C to 50 °C) / <80% RH
Power Supply 4 x 1.5V AA batteries
Power Consumption Approx. 10 mA
Weight 0.62 lb (280 g) including batteries
Dimensions 8.2 x 2.8 x1.5" (208 x 72 x 37 mm)
Accessories Cone rpm adaptor, funnel rpm adaptor, surface speed
test wheel, and carrying case
Range Specifications
Range Resolution Accuracy
rpm 0.5 to 19,999 rpm 0.1 rpm (0.5 to 999.9 rpm)
1 rpm (over 1000 rpm)
+ (0.05% rdg +1d)
@23+ 5oC
ft/min 0.2 to 6560 ft/min 0.1 ft/min (0.2 to 999.9 ft/min)
1 ft/min (over 1000 ft/min)
± (1% rdg + 1 digit)
m/min 0.05 to 1999.9 m/min 0.01 m/min (0.05 to 99.99 m/min)
0.1 m/min (over 100 m/min)
461891-en-US_V2.1 8/15
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Front Panel Description
1 Shaft with cone adapter attached
2 LCD display
3 Measure button
4 Function select switch
5 Memory button
6 Cup attachment
7 Surface wheel attachment
Operation
RPM Measurement
a) Slide the Function Switch to the "RPM" position.
b) Install the appropriate RPM Adapter on the Shaft
c) Press the Measure button while lightly pressing the RPM adapter against the central
opening of a rotating shaft in proper alignment. Release the Measure button when the
display stabilizes (about 1 to 2 seconds).
Surface Speed Measurement
a) Slide the Function Switch to "ft/min" or "m/min"
b) Attach the Surface Speed Wheel to the Shaft
c) Press the Measure button and hold the surface speed wheel against the device being
measured. Release the Measure button when the display stabilizes.
Memory Recall
The last value and last max and min values obtained before releasing the Measure button are
automatically stored by the meter. These memorized values can be displayed by pressing the
Memory button as described below:
a) Press once and hold - the last value is displayed followed by the "LA" icon
b) Press again and hold - the maximum value is displayed followed by the "UP"I con
c) Press again and hold - the minimum value is displayed followed by the "dn" icon


Product specificaties

Merk: Extech
Categorie: Kilometerteller
Model: 461891

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