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Page 2: ...Velleman Legen Heirweg 33 9890 Gavere Belgium Internet Site http www velleman be E mail support velleman be HHPS5 1999 ED1 ...
Page 3: ...ce of input 11 Switching from one readout to another 12 Measuring probe adjustment 13 Auto setup function 13 Signal screen 14 Screen memory 15 Set up function keys 15 The markers 15 Setting up the voltage per division 16 Setting up the time base 15 Moving the signal in Y position 16 Trigger functions 17 Setting up a X10 measuring probe 18 MAINTENANCE 18 TROUBLESHOOTING 19 The screen remains blank ...
Page 4: ...rease the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Important This equipment was tested for FCC compliance under conditions that include the use of shielded test leads between it and the peripherals It is important that you u...
Page 5: ... ultra fast full auto setup function takes care of all the necessary settings and makes measuring waveforms very easy a feature that will be appreciated both by experts and novices Features High contrast LCD with wide viewing angle Full auto set up for volt div and time div Trigger mode run normal once slope True RMS and dB measurements Readout Vdc Vpp Vrms dBm x1 and x10 probe calculation option ...
Page 6: ...rom 0 1mV to 80V up to 400Vrms with X10 probe 2 5 accuracy Peak peak and DC range 0 1mV to 180V 1mV to 600V met x10 probe 2 accuracy Timebase range 20s 10s 5s 2s 1s 0 5s 0 2s 0 1s 50ms 20ms 10ms 5ms 2ms 1ms 0 5ms 0 2ms 0 1ms 50us 20us 10us 4us 2us div Input sensitivity range at x1 5mV 10mV 20mV 50mV 0 1V 0 2V 0 4V 1V 2V 4V 8V 20V div Probe calibration output Approx 1KHz 5Vtt Supply voltage 9VDC mi...
Page 7: ...ir One should also refrain from measuring conductors or installations that use voltages that exceed 600Vrms above ground level CAT II indicates conformity for measurements of domestic installations The maximum input voltage for the connections of the unit stands at 100Vp AC DC Do NOT open the enclosure while performing measurements Remove all test leads before opening the enclosure in order to avo...
Page 8: ...ver 5 Serial number 6 Display 7 Battery charge indication LED 8 Reset push button 9 Keyboard probe test x10 9V DC O 1 2 HPS5 mark 1 2 trig t V div Y pos probe x1 x10 Hold Display AC DC Auto Reset Charge Slope Trigger mode P E R S O N A L S C O P E Auto AC DC Display Hold Reset Charge mark 1 2 trig t V div Y pos probe x1 x10 Trigger mode Slope P E R S O N A L S C O P E HPS5 4 3 9 8 7 6 123456 5 ...
Page 9: ...5 hours of autonomy while 800mA h types provide up to 8 hours of autonomy Attention Use a non regulated adapter of 9VDC that supplies a min of 300mA Observe the polarity and consult your retailer if necessary When using a regulated adapter the user should verify whether it can supply 12VDC Batteries option The unit can be used with either ordinary alkaline batteries or rechargeable ones e g our HR...
Page 10: ...bottom right corner of your display when the batteries need replacement or charging Insufficient battery voltage may entail erroneous Survey of the indications on the screen Dot indicates the vertical position of the signal on the screen Trigger opening indication fixed in the middle of the screen Signal window with possibly the markers cross or dot to indicate the various divisions Time per divis...
Page 11: ...by using the Reset function The unit will subsequently return to the manufacturer programmed setup Press the sunk Reset push button for at least 10 seconds F Do not use a sharp tool Adjusting the contrast Press the contrast key until the desired contrast is displayed The user can either keep the key pressed down or press it repeatedly When pressing this key the contrast will always increase to max...
Page 12: ...onverted to dBm 0dB 0 775V Once more the user should make sure that at least one or two periods are displayed or select the auto setup function DC voltage measurement V This function enables the user to measure DC voltages only for DC input coupling F Useful tip for measuring DC voltages The readout can be set at zero reference for any position on the screen by keeping the AC DC key pressed down A...
Page 13: ... everything is automatic F Use the auto setup function when the screen no longer displays a signal after the manual setup Connect the signal to be checked to the BNC input by means of a special measuring lead or measuring probe Activate the unit Press Auto in order to de activate the auto setup function When auto setup is engaged the Volt div and Time div readouts are highlighted The auto setup fu...
Page 14: ... and time per division and Y position functions see further Signal screen The signal screen is an aid in displaying the divisions on your screen or in positioning movable markers on the screen Press the Display key repeatedly in order to engage the various aids A grid divides the screen into reference points A cross inserts a co ordinate system into the screen Markers Moveable markers in order to ...
Page 15: ...s on a certain signal by using the four moveable markers This can be useful when measuring the interval between two points or the amplitude of any given peak The following indications will appear on the screen The time interval between two vertical markers The calculated frequency primarily used for the measurement of periods The voltage between two horizontal markers The markers can be moved thro...
Page 16: ...page 16 Press the t V div key Press the t or the u key to set the time base between 20s and 2µS per division ATTENTION the positions 10µs 4µs and 2µs only operates correctly with periodic signals for which the unit will automatically select the normal trigger mode The screen will be adjusted once the trigger level is reached NOTE Use the minimum time base 2 microsec as a starting point when measur...
Page 17: ...en it reaches a preset threshold value once mode The screen is adjusted one single time viz when the trigger level is reached Use this mode to detect e g a short once only voltage peak ATTENTION in the positions 10µs 4µs and 2µs the unit will automatically select the norm trigger mode The trigger level has to be reached for the screen to be adjusted F Both the p and the q key remain active in orde...
Page 18: ...he Personal Scope Open the battery cover Set the probe input to X10 Set the voltage per division to 1V Set the time per division to 0 2ms Select AC for the input Use the probe to perform measurements at the preselected point under the battery cover Adjust the trimmer of the measuring probe in order to obtain a square wave signal with a top that is as flat as possible MAINTENANCE Clean the display ...
Page 19: ...ng is in the wrong position Try 1ms or choose auto setup mode The unit is in the Hold position Trigger function is set in the once position The programmed trigger level is not reached choose run mode Y position is wrong The input signal is too high change the volt div setting or choose auto setup Incorrect frequency readout An incorrect time div setting has been chosen start at 2µs Voltage readout...
Page 20: ... flaws but is free to either replace or repair defective parts The warranty does not apply to software fuses measuring probes and batteries VELLEMAN KIT N V will not be held responsible for any flaw or defect which the company feels is due to negligence on behalf of the user to modification or opening of the unit or to accidents or abnormal use or treatment of the product VELLEMAN KIT N V will not...
