Timer
plus
11
7.3 Range Button
Precision
Select precision from 1 digit after the decimal point
to four digits after the decimal point.
7.4 Operating Buttons
On/Off
Turning the Timer On and Off
Start/Stop
Start or stop recording
Страница 1: ...3 2 3 CONNECTION TO A COMPUTER 3 3 THE TIMER LAYOUT 4 4 QUICK START 5 5 LCD DISPLAY AND ICONS 6 6 MEASUREMENTS 7 6 1 WORKING WITH THE PHOTOGATE 7 6 2 TIME 7 6 2 1 One gate 7 6 2 2 Two gates 7 6 3 VELOCITY 8 6 3 1 One gate 8 6 3 2 Two gates 8 6 3 3 Smart pulley 8 6 4 ACCELERATION 8 6 4 1 Two gates 8 6 5 DISTANCE 9 ...
Страница 2: ...Timer plus 2 6 5 1 Distance sensor 9 6 5 2 Smart pulley 9 7 FRONT PANEL BUTTONS 10 7 1 SENSOR BUTTONS 10 7 2 MEASUREMENT BUTTON 10 7 3 RANGE BUTTON 11 7 4 OPERATING BUTTONS 11 8 SPECIFICATIONS 12 ...
Страница 3: ...The display include information about the active sensor the type of measurement and units You can use four different sensors one photogate two photogates smart Pulley and distance sensor 2 Connections 2 1 Sensors The sensor inputs are located at the upper side of the Timer In the same order they appear in the sensor buttons on the front panel 2 2 Power connection The Timer is powered by an AC adap...
Страница 4: ...mer layout Sensor inputs 1 st Photo gate 2 nd Photo gate Smart Pulley Distance PC connection Socket Power input Use AC adaptor LCD Display Sensors Buttons Measurement Button Precision Button Start Stop Button On Off Button ...
Страница 5: ...splay will blink or become animated Press the Start Stop button to stop recording The animation stops and the display show the last recording Note When you plug in a sensor the timer automatically recognizes it But if you plug more than one sensor you will have to press the sensor s button 1 Turn the Timer on 2 Plug in the sensor 4 Select Precision 5 Start recording 1 st Photo gate 2 nd Photo gate...
Страница 6: ... the data display there is an icon bar that indicates the active sensor The units and the measurement type are shown in the right side of the display One Photogate Two Photogates Smart Pulley Distance sensor When the Timer is recording the sensor icon will blink or become animated ...
Страница 7: ... near as possible to the IR receiver which is located on the arm that is connected to the mounting rod the fixed arm in the adjustable Photogate 6 2 Time 6 2 1 One gate Measures the time interval between entering and exiting the 1st A photogate 6 2 2 Two gates Measures the time interval between entering the 1st A photogate and entering the 2nd B photogate From To From To ...
Страница 8: ...ty in both photogates and Timer displays the velocities alternately Use this mode for collision experiments with one or two carts The calculation is done assuming that the moving object width is 3cm Use the 3cm motion card 6 3 3 Smart pulley Measures velocity of a string tangent to the pulley The pulley has 10 slits and the attached photogate monitors the pulley rotations 6 4 Acceleration 6 4 1 Tw...
Страница 9: ...se the 3cm motion card 6 5 Distance 6 5 1 Distance sensor The distance sensor is ultrasonic radar It sends ultrasonic pulses to the moving body and measures the time it takes the reflecting waves to return to the sensor Knowing the sound velocity 340m s it then calculates the distance Note the sensor body distance should be more than 40cm 6 5 2 Smart pulley Measures the position of a string tangen...
Страница 10: ... two Photogates Measures velocities in each of the photogates and displays it alternately Pulley Smart Pulley Measures velocity or distance of a string tangent to the pulley Distance Sonic ranger measures distance to a moving object 7 2 Measurement Button Select the quantity you want to measure m Distance m s Velocity m s2 Acceleration s Time ...
Страница 11: ...1 7 3 Range Button Precision Select precision from 1 digit after the decimal point to four digits after the decimal point 7 4 Operating Buttons On Off Turning the Timer On and Off Start Stop Start or stop recording ...
Страница 12: ...dby Current consumption 25mA Adjustable Photogate Width adjustable from 2cm to 9cm Recommended width from 3cm to 8cm Standby Current consumption 55mA Distance sensor Range 0 to 10m Resolution 1 4mm Smart Pulley Velocity range 0 to 50m s Distance range 0 to 99m Distance accuracy 0 0151m Memory Up to 50 samples Communication PC Serial port connection RS 232 Power Supply External mains power supply 1...
