User`s Manual
Contents
1. Fall Time 10 90 Measurement Positive Width Negative Width Duty Cycle Environmental Operating 0 C to 40 C Temperature Non operating 20 C to 60 C Cooling Method Forced air Below 35 C lt 90 relative humidity Humidity 35 C to 40 C lt 60 relative humidity Operating 3 000m or below Altitude Non operating 15 000m or below Mechanical Depth 35mm Without package 0 29kg Heavy Packaged 0 9kg Accessories X1 X10 two passive probes The passive probes have a 6MHz bandwidth rated 100Vrms CATIID when the switch is in the X1 position and a maximum bandwidth rated 300Vrms CATII when the switch is in X10 position Each probe consists of all neccessary fittings A USB A B line Simply plug this cable s USB B end into the device and plug the two USB A ends into open USB ports on one PC This cable then pulls power from both USB port and thus increases the output to the external drive The red molded hood on the auxi liary USB A connector enables the user to quickly distinguish between main and auxiliary power A software installation CD and it also contains the user manual for Tenma oscilloscope Tenma 72 10155 Manual Introduction The Tenma 72 10155 is a portable PC based digital oscilloscope High performance The Tenma 72 10155 has the following features 40MHz analog bandwidth 100MHz real time sampling USB connected The Tenma 72 10155 uses USB that supports plug s play with2. 12Mbp communication speed Best performance for your dollar The Tenma 72 10155 has many features that are comparable to the high speed stand alone Tenmas but it costs a fraction of the price No external power required The Tenma 72 10155 does not need an external power source because it is bus powered from USB Easy to use The Tenma 72 10155 is easy to use It is intuitive and easy to understand Big screen You can change Tenma 72 10155 interface screen size as you need Various data format processing The Tenma 72 10155 can save waveform in the following formats text file jpg bmp graphic file MS excel word file Tenma 72 10155 Manual Software Installation 1 With the computer powered on and Windows running insert the installation CD into the CD ROM drive 2 The installation should start up automatically Otherwise in Windows Explorer switch to the CD ROM drive and run Setup exe TENHA 72 47 erl 0 0 1 Installation Initializing Wise Installation Wizard 3 The 72 10155 installation is started Click Next to continue Welcome to TENMA 2 sooo Wer1 0 0 1 Setup program This program will install TEM MAY 2 sod Ver 0 0 7 on your computer Ibis strongly recommended that you exit all Windows programs before running this Setup Program Click Cancel to quit Setup and close any programs you have running Click Nest to continue with the Setup program WARNING This program i protected by cop
3. humidity water metallic debris or dust Do not use this product near combustible gas as well as other flammable and or explosive materials Store the product out of direct sunlight Do not use the product in an atmosphere that is dirty where other machines are operated or these is a high level of electromagnetic waves Do not place the product on an unstable cart stand or tripod as much usage creates danger of accidents and or damage to product Maintenance and Storage If not using it for a long time remove the USB cable from the product The recommended temperature and humidity for equipment storage is 60 75F at 50 humidity User Service There are no parts that you can replace inside the product Do not attempt replacing a part yourself It can give you an electric shock Do not attempt to open the case or repair yourself It can cause an electric shock or other safety accidents If the case is opened all implied warranties and guarantee are made void Minimum System Requirements To install and run 72 10155 USB you should have the following Operating System Windows ME 2000 XP Vista 32bit amp 64bit Win7 32bit amp 64bit Tenma 72 10155 Manual Memory 128Mbyte Graphic Card Microsoft DirectX supported Screen resolution 800x600 Color depth 16bit Hardware Specification Acquisition Sample Mode Real Time Sample Sample Rate Real Time Sample 100MSa s Average N acquisitions all channels sim
4. User s Guide Tenma 72 10155 USB PC Based Digital Oscilloscope Operation Manual www tenma com Tenma Test Equipment Tenma 72 10155 Manual Certificate of Product Warranty This product s warranty provided by our company covers a period of year from the date of purchase All faulty parts and or functions resulting despite user s normal use will be repaired and or replaced at no charge during the warranty period However if any of the malfunctions are caused by user carelessness inadequate maintenance or natural disaster we will the provide repair and or replacement services for a fee regardless of warranty period In the event our product does not prove suitable for your application you can return the product for an exchange or refund To claim the product must be returned in good condition within 14 days Before returning a product please contact and provide us a serial number The customer is responsible for all shipping costs Products covered by this warranty are limited to those that are registered at the headquarter or branch offices and repairs replacements or refunds will be issued according to manufacturer s discretion When product is in need of warranty services the purchaser may contact the distributor with the product or send the product with a detailed description of services required via postal service to the distributor or sales offices the purchaser will be responsible for packaging postage and any po
5. ardware search wizard Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for Ba TENMA 2 a4848 JSB DERIYER 2 Click Fmish to close the vazad 12 Tenma 72 10155 Manual Setup Tenma72 10155 USB inf under windows 2000 When Tenma 72 10155 USB inf file is not detected automatically you see the following dialog box In this case you must install Tenma 72 10155 USB inf file manually 1 Choose Search for a suitable driver for my device button Click Next to continue 2 Specify a location Click Next to continue 3 The Tenma 72 10155 USB inf file is located in Tenma 72 10155 USB CD ROM root directory Specify the location by either entering or browing 4 Tenma 72 10155 USB inf file is detected automatically Click Next to continue 5 Click Finish Probe Calibration 72 10155 Calibration 1 When manufactured 72 10155 is calibrated manually to obtain maximum performance 2 You may calibrate 72 10155 five or six months after purchase Probe Compensation 1 You must use a probe with more than 40MHz bandwidth to get undistorted signal 2 Probe should be compensated whenever it is connected for the first time 3 Connect calibration signal to channel 1 and then push AUTOSET 4 Check the shape of the displayed waveform 5 Adjust the probe until the displayed waveform is compensated Correctly Compensated Over compensated Under compensa
6. oduct has been processed through careful quality control and testing procedures Any malfunctions occurring during normal use are covered under the guidelines of the Certificate of Product Warranty which is included in this manual If you experience product malfunction please contact the distributor of this product Precautions for Safety The following instructions are provided for safe and correct use of the product and to prevent a potentially dangerous situation or damage Be sure to read through the entire manual before using the product Recommended Usage Environment e The ambient temperature and relative humidity should be 32 104 F 0 40 C and 10 80 respectively for the normal operation of the product Power Source e The USB terminal and 72 10155 USB are connected via a USB cable for DC 5V power from the PC The product does not require an outside power source Warning Be careful not to input excessive power voltage The product s input power capacity is fixed as shown below to prevent electric shock and or fire Please do not use voltage higher than that prescribed below Warning Be sure to check the probe attenuation before measuring the voltage The voltage that is higher than the maximum input voltage can cause damage to the device and user There is the risk of an electric shock when measuring Tenma 72 10155 Manual high voltage The user needs to pay extra attention not to have their hand or other ex
7. posed skin or conductive material touch the terminal Please remove all unused probes or test leads in the test area so that they do not come in contact with surrounding high voltage parts Make sure that the PC s power source is grounded Handling Precautions The probe ground lead is at ground potential Do not connect the ground lead to an elevated voltage Connect the ground lead of the probe to earth ground only If measuring the floating potential we will recommend taking the measurement by the differential motion method using CHI and CH2 Do not connect or disconnect the product with the probe or test lead while it is connected to a voltage source Do not attempt to operate the product in any situation that a risk of dysfunction or shock could be expected Stop using the product immediately when you notice something unusual such as abnormal smells smoke or sounds If you noticed anything unusual also immediately remove the USB connection from your computer Keep the product out of the reach of children or those untrained or who cannot be trusted with the use Do not use the product with wet hands It can cause a dangerous electric shock Do not attempt to use the product for the purposes other than those stated Usage Location If the products openings are exposed to conductive materials solids or liquids the product will short circuit and possibly create dangers of electric shock or fire Please keep this product away from
8. sh new hardware search wizard Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for Tenma 2 xxxx DERKIYER 1 Click Finish to close the wizard lt Back if Cancel 10 Tenma 72 10155 Manual 8 New hardware is found i Found New Hardware Ed LISE DRIVER 2 This wizard helps you install software for TENMA 72 34e48 USA DERIVER 2 lf your hardware came with an installation CD lt 4 or floppy disk insert it now What do you want the wizard to do Install the software automatically Recommended CO Install from a list or specific location Advanced Click Next to continue 9 New hardware search wizard starts to search Found New Hardware Wizard Please wait while the wizard searches 11 Tenma 72 10155 Manual 10 New hardware search wizard starts to search Found New Hardware Wizard Please wait while the wizard installs the software Haj TEMMA T2 USB DERWER 2 po D Setting a system restore point and backing up old files in case your system needs to be restored m the future Found New Hardware Wizard Please wait while the wizard installs the software Ha TEMMA f2 sssAs LISE DRIVER 2 po p Setting a system restore point and backing up old files in case pour system needs to be restored in the future 11 New hardware wizard installs software and finish new h
9. stal insurance Once repair services are completed or product is replaced the supplier will return the refurbished or new product to the purchaser return postage will be paid by the supplier However if we determined required services to be outside the boundaries of the warranty coverage we will first contact the purchaser and provide an estimate of repair costs and obtain authorization to conduct services before any work is done In such a case return postage along with the repair costs will be billed to the purchaser when the repaired product is returned We do not warrant that the software and the product with which it was supplied are completely error free or that will function correctly in all operating environments It is essential that the users should verify that the software and product are functioning to your requirements before relying on them or the data that they generate We do not accept responsibility for any loss or injury caused by the use of the product or software It is the user s responsibility to ensure that the product is suitable for the user s application We will not be held legally for any malfunction resulting from user carelessness abnormal use and or natural disaster Even if we are in receipt of prior notification of such dangers we will not be held legally liable Product Warranty Guide Please read through the Precautions for Safety carefully to ensure a long life and safe use of this product This pr
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11. ultaneously N is selectable from 1 128 Input Input Coupling DC AC GND Input Impedance Resistance IMQ Capacitance 25pF Passive Probe Attenuation 10X Supported Voltage Probe 1X 10X Attenuation Factors Maximum Input Voltage 35Vpk DC peak Horizontal Scanning Speed Range Sec Div Ans div Ih div 1 2 4 sequences Sample Rate and 50ppm any interval gt Ims Delay Time Accuracy Wave form Interpolation Step Linear Sin x x 10K available all timebase 32K 20us div 400ms div Single channel 40us div 400ms div Dual channel 64K 40us div 400ms div Memory Depth Sample Points Vertical Analog Bandwidth 40MHz 3dB A D converter 8 bit resolution Vertical Scale Volt div 10mV 5V div x1 probe 1 2 5 sequence Range 100mV 50V div x10 probe Selectable Analog 20MHz Bandwidth Limit Lower Frequency Response 3dB lt 10Hz at input BNC Rise Time at BNC typical DC Gain Accuracy Tenma 72 10155 Manual Trigger Trigger Mode Auto Normal and Single Edge trigger Rising edge Falling edge Trigger Level Accuracy 4 division Measurement Amplitude difference between cursors AV Time difference between cursors At Cursor Reciprocal of At in Hertz 1 At Cross Trace Horizontal Vertical Voltage Vp p Vmax Vmin Vmean Vrms Vamp Vtop Vbase Measurement Vmid Vcrms Preshoot Overshoot Auto Measure Time Frequency Period Rise Time 10 90
12. und New Hardware Wizard This wizard helps you install software for Tenma 2 xxxx DERIWER 1 Ca If your hardware came with an installation CD 382 or floppy disk insert it now what do you want the wizard to do Install the software automatically Recommended Ca Install from a list or specific location Advanced Click Next to continue Tenma 72 10155 Manual 5 New hardware search wizard starts to search Found New Hardware Wizard Please wait while the wizard searches 6 New hardware wizard installs software Found New Hardware Wizard Please wait while the wizard installs the software Es TEKMA 73 KREKEX USA DRIVER 1 i ZE Setting a system restore point and backing up old files in case pour system needs to be restored in the future Found New Hardware Wizard Please wait while the wizard installs the software Files Needed The file TENMA 72 5Y5 on Unknown is needed Type the path where the file ts located and then click OK Copy files from a vi Browse Tenma 72 10155 Manual Locate File Look in gt Driver TENMA 72 10155 1 File name TENMA 72 10155 1 Fies of type TENMA 72 10155 1 Found New Hardware Wizard Please wait while the wizard installs the software Ha TENMA 72 4804 USB DERIVER 1 Setting a system restore point and backing up old files in case your system needs to be restored in the future 7 Fini
13. yright lav and international treaties Unauthorized reproduction or distribution of this program or any portion of it may result in severe civil and criminal penalties and Will be prosecuted to the masimun extent possible under law Destination Location Setup will instal TEN MA Z x00 wer 0 0 7 in the following folder To install into a different folder click Browse and select another folder fou can choose nat to install TENMAy2 2c000 ver 0 0 1 by clicking Cancel to exit Setup Destination Folder C Program Filesk TEM MA FE soo Browse ize Installation Wizard Cancel Tenma 72 10155 Manual 5 Check the setup information Click Next to start copying of files TENMATZ2 KXXXM er1 0 0 1 fi e mi Start Installation You are now ready to install TENMAZ2 xxaeaqYerl D O 1 Click the M ext button to begin the installation or the Back button to reenter the installation information wise Installation Wizard 6 This status dialog is displayed during copying of files Verl 0 0 1 Installing Current File Copying file CA ATENMAZ 230 xhLanguage Tenma 72 10155 Manual Hardware Setup Black 1 Connect the A Type Plug of USB cable to your PC s USB port 2 Connect the B Type Plug of USB cable to 72 10155 s USB port 3 New hardware is found m J Found New Hardware Tenma f2 10755 USE DRIVER 4 New hardware search wizard starts Fo
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