Owon B35, User Manual

Page 1: ...Digital Multimeter User Manual B35 T D35 T B41T Note T indicates true RMS optional indicates Multimeter Offline Record function optional www owon com cn ...

Page 2: ...at in the materials published originally The information in this manual was correct at the time of printing However LILLIPUT will continue to improve products and reserves the rights to change specification at any time without notice is the registered trademark of the LILLIPUT Company Fujian LILLIPUT Optoelectronics Technology Co Ltd No 19 Heming Road Lantian Industrial Zone Zhangzhou 363005 P R C...

Page 3: ...ultimeter in Brief 7 Front panel 7 Rotary switch 8 Keypad 8 Display screen 9 Input terminals 11 3 Making Measurements 13 Measuring AC or DC Voltage 13 Measuring Resistance 13 Testing Diodes 14 Testing for Continuity 14 Measuring Capacitance 14 Measuring Frequency 15 Measuring Transistor Not available on B41T 15 Measuring Temperature 16 Measuring DC or AC Current 16 4 Multimeter Features 18 Data Ho...

Page 4: ... Android App 22 Operations in Android App 23 Multimeter Offline Record Android the model only 25 iOS App 27 How to Connect with iOS Device 27 User Interface in iOS App 28 Operations in iOS App 30 Multimeter Offline Record iOS the model only 32 6 Technical Specifications 34 7 Appendix 38 Appendix A Enclosure 38 Appendix B General Care and Cleaning 38 ...

Page 5: ...use the specified battery type The power for the multimeter is supplied with two standard AA 1 5 V batteries Observe the correct polarity markings before you insert the batteries to ensure proper insertion of the batteries in the multimeter Check all Terminal Ratings To avoid fire or shock hazard check all ratings and markers of this product Refer to the user s manual for more information about ra...

Page 6: ...ator appears and flashes Disconnect circuit power and discharge all high voltage capacitors before testing resistance continuity diodes or capacitance Use the proper terminals function and range for your measurements When the range of the value to be measured is unknown set the rotary switch position as the highest range choose the auto ranging mode To avoid damages to the multimeter do not exceed...

Page 7: ...s to protect against transients from energy consuming equipment supplied from the fixed installation such as TVs PCs portable tools and other household circuits Measurement CAT III applies to protect against transients in equipment in fixed equipment installations such as distribution panels feeders and short branch circuits and lighting systems in large buildings Measurement CAT IV applies to mea...

Page 8: ...ately happen Warning It indicates an injury or hazard may be accessible potentially Caution It indicates a potential damage to the instrument or other property might occur Safety Symbols Symbols on the Product The following symbol may appear on the product Direct current DC Fuse Alternating current AC Caution risk of danger refer to this manual for specific Warning or Caution information Both dire...

Page 9: ... the appearance of the instrument or the instrument can not work normally or fails in the performance test please get in touch with the OWON s distributor responsible for this business or the OWON s local offices If there is damage to the instrument caused by the transportation please keep the package With the transportation department or the OWON s distributor responsible for this business inform...

Page 10: ...position except 2 To power OFF the multimeter turn the rotary switch to the position Sleep Mode The multimeter automatically enters the sleep mode if the rotary switch is not moved or a key is not pressed for 15 minutes When the Bluetooth is activated this function is disabled Pressing any key will turn the multimeter back to operation mode from the sleep mode One minute before Auto Power off the ...

Page 11: ...h additional press of sets the multimeter to the next higher range unless it is already in the highest range at which point the range switches to the lowest range When manual range is enabled press for more than 2 seconds to enter the auto ranging mode Note Manual range is not available when measuring capacitance Multimeter in Brief Front panel 1 2 3 4 Figure 2 1 Front panel overview B35 shown ...

Page 12: ...t Page 14 Diode test Page 14 Resistance measurement Page 13 Frequency measurement Page 15 Transistor measurement Not available on B41T Page 15 Temperature measurement Page 16 DC or AC current measurement up to 600 microamperes Page 16 DC or AC current measurement up to 600 milliamperes DC or AC current measurement Keypad Key Description Details Select function Select DC or AC Select or during temp...

Page 13: ...cklight Page 6 Data Hold Page 18 Relative Measurements Page 18 Bluetooth only for the model with Bluetooth Page 20 Display screen Figure 2 2 Display screen Symbol Description Details Bluetooth enabled Page 20 Auto range Page 7 Maximum reading Page 18 Minimum reading Data hold enabled Page 18 Relative enabled Page 18 ...

Page 14: ...ge Measuring units Page 10 Analog bar graph Measurement units Sign Description M Mega 1E 06 1000000 k kilo 1E 03 1000 m milli 1E 03 0 001 µ micro 1E 06 0 000001 n nano 1E 09 0 000000001 Sign Description Measurement type Degree Celsius Temperature Degree Fahrenheit V Voltage Voltage A Ampere Current Ω Ohm Resistance Hz Hertz Frequency Percent Duty cycle F Farad Capacitance hFE Current Amplification...

Page 15: ... to the correct terminals Caution To avoid damaging the multimeter do not exceed the rated input limit Input terminals on 35 series multimeter Rotary switch position Input terminals Overload protection 750 VAC 1000 VDC 250 VDC or Equivalent voltage RMS 250 VAC or Equivalent voltage RMS 1 A 250 V fast acting fuse 20 A 250 V fast acting fuse Input terminals on B41T Rotary switch position Input termi...

Page 16: ...2 Quick Start 12 250 VAC or Equivalent voltage RMS 250 VDC or Equivalent voltage RMS 1 A 250 V fast acting fuse 20 A 250 V fast acting fuse ...

Page 17: ...e the rotary switch to or Default is DC measurement mode will be displayed Press to switch into AC measurement mode will be displayed 2 Connect the black test lead to the terminal and the red test lead to the terminal 3 Probe the test points and read the display Press to enable and cycle through the manual ranges Measuring Resistance Caution To avoid possible damage to your multimeter or to the eq...

Page 18: ...esting for Continuity Caution To avoid possible damage to your multimeter or to the equipment under test disconnect the circuit power and discharge all high voltage capacitors before testing for continuity 1 Rotate the rotary switch to Note To on B41T Press twice to enter continuity testing mode will be displayed 2 Connect the black test lead to the terminal and the red test lead to the terminal 3...

Page 19: ...ad to the terminal 3 Probe the test points and read the display 4 Press to switch between the frequency and duty cycle measurements When measuring AC voltage or AC current press to cycle through frequency measuring duty cycle measuring and original measuring Measuring Transistor Not available on B41T Warning To avoid electrical shock or damage to the instrument do not apply more than 250Vdc or 250...

Page 20: ...he current terminals Current ranges are 600 0 µA 6000 µA 60 00 mA 600 0 mA 6 000 A and 20 00 A 1 Turn off the power of the measured circuit Discharge all high voltage capacitors 2 Connect the black test lead to the terminal For currents below 600 mA connect the red test lead to the terminal on B41T for currents within 600 mA 20 A connect the red test lead to the terminal 3 Rotate the rotary switch...

Page 21: ... selected range and the rotary switch should be set to the position with higher range 7 Turn off the power of the measured circuit and discharge all high voltage capacitors Remove the test leads and restore the circuit to the original condition ...

Page 22: ...ff function is disabled Note This function is not available when measuring diodes capacitance transistor and frequency Making Relative Measurements When making relative measurements reading is the difference between a stored reference value and the input signal 1 Press to enter the relative mode The measurement value when pressing is stored as the reference value In this mode REL current reading i...

Page 23: ...imeter will shut off The buzzer beeps continuously to warn once the measured DC voltage exceeds 1000 V AC voltage exceeds 750 V or the voltage in DC AC mV mode exceeds 600 0 mV The buzzer emits a long beep when the short circuit resistance is less than about 30Ω during the continuity test When the Bluetooth function is idle for 10 minutes the Bluetooth will be turned off automatically Before turni...

Page 24: ...ed wide range environment even up to 20 meters When the Bluetooth function is idle for 10 minutes the Bluetooth will be turned off automatically Before turning off the buzzer will beep twice Install the free application software System Requirements of Mobile Devices Bluetooth 2 0 Android APP Android devices with Bluetooth connectivity Android versions 4 0 or above Bluetooth 4 0 Android APP Android...

Page 25: ...get the latest version of this user manual Android App How to Connect with Android Device 1 Install the free application software for Android on your Android smart device 2 Launch the Multimeter application 3 Turn on the multimeter press and hold until appear on the display 4 Click the icon on the top left of the screen to launch device connection 5 If the Bluetooth function is not activated a dia...

Page 26: ...model with Bluetooth 22 6 Click BDM in the device list to pair User Interface in Android App Double View Double View Click to disconnect Press hold to edit name Click to enter Single View Add Next page Single view Graph Table Exit About ...

Page 27: ...ntinuity TEMP Measuring Temperature Operations in Android App Customize the meter name The device name of meter can be customized Press and hold the name on the top left of the screen a dialog box below will pop up You can input the customized name this name will be memorized in the device If this meter is connected to the same device next time the customized name will be shown If this meter is co...

Page 28: ... on your Android device you can set the language specific voice for the spoken text or speech rate etc You may change to different voices by installing different TTS engines TTS engines can be downloaded by scanning QR Codes or visit www owon com cn Upgrade Online Click and click About the following interface is shown Click Upgrade as below Click to upgrade Data Graph and Table Click to view data ...

Page 29: ...eiving the command the connection will be disconnected automatically The multimeter will record the measuring data in its own memory After completion of the record use APP to reconnect the multimeter and then you can read the measuring data into the Android device as a CSV file You can use this function to record for a long time without staff on duty while reducing Bluetooth consumption to conserv...

Page 30: ...s of recording data and not finished yet the APP can not connect with the multimeter If you want to interrupt the recording process of the multimeter press and hold until disappear on the display or turn the multimeter off 5 After completion of the record to read the measuring data press and hold until appear on the display Reconnect the Android device and the multimeter 6 In APP single view tap o...

Page 31: ...rt device 2 Launch the application If the Bluetooth function is not activated a dialog box will prompt you to turn on Bluetooth Tap on Settings Turn on Bluetooth and return to the multimeter APP 3 Turn on the multimeter press and hold until appear on the display 4 Tap on the center to launch device connection 5 Select the desired multimeter in the device list ...

Page 32: ...on the softkey on the right to add another multimeter User Interface in iOS App Press hold to edit name Single device view Multi device view Graph Table view Add device Voice out Share Edit name setting About Same keys of the multimeter Delete the device All devices view Single Device View Single Device View Slide to show other device ...

Page 33: ...rect Current CAP Measuring Capacitance AC Alternating Current Hz Measuring Frequency RES Measuring Resistance DUT Measuring Duty Cycle DIO Testing Diodes hFE Measuring Transistor BEEP Testing for Continuity TEMP Measuring Temperature Graph Table View Select device Record pause Zoom the graph using button or gesture Show hide the table Save the displayed data into CSV file Clear the data that is be...

Page 34: ...eter can be customized Press and hold the device name in single device view or click softkey in single or multi device view and select Change Device Name a dialog box below will pop up You can input the customized name this name will be memorized in the device If this meter is connected to the same device next time the customized name will be shown If this meter is connected to another device the ...

Page 35: ...view click the icon to turn on voice out Click to turn off In settings interface you can adjust the reading speed Share In single or multi device view click to share screenshot or file Alert In setting interface you can enable the alert notification and set the upper lower limit APP will alert for any out of limit event Upgrade Online In single or multi device view click If Latest is shown indicat...

Page 36: ...tly Please check the batteries of the meter to ensure them in a good state 1 Connect the iOS device with the multimeter see How to Connect with iOS Device on P27 2 In APP device view tap on the softkey on the right select Record setting from the pop up menu 3 Set Record interval and Records counts maximum records count is 10 000 Tap on start offline record The memory in the multimeter can only sto...

Page 37: ... tap on the softkey on the right select Record read from the pop up menu The file name start with Offline the following part can be customized 6 Tap on Read data APP will read the measuring data and save as a CSV file into the iOS device After reading display as below 7 Tap on Display data the data will be displayed in Data Graph and Table interface ...

Page 38: ... 60 00V 1 mV 0 8 2dig 600 0V 750V 0 1 V 1 3dig DC Current A μA 600 0μA 0 1 μA 0 8 2dig mA 600 0μA 6 000mA 60 00mA 600 0mA 6 000A 0 01 mA 0 8 2dig A 20 00A 1 1 mA 1 2 3dig AC Current A μA 600 0μA 0 1 μA 1 3dig mA 600 0μA 6 000mA 60 00mA 600 0mA 6 000A 0 01 mA 0 8 2dig A 20 00A 1 1 mA 2 3dig Resistance Ω 600 0Ω 6 000kΩ 60 00kΩ 600 0kΩ 6 000MΩ 10 00MΩ 0 1 Ω 0 8 2dig 60 00MΩ 0 01 MΩ 2 3dig Capacitance...

Page 39: ...g 1kHz 1 2 50dig 22V 1 mV 1kHz 0 8 10dig 1kHz 1 2 50dig 220V 10 mV 1kHz 0 8 10dig 1kHz 2 0 50dig 750V 0 1 V 1kHz 1 2 10dig 1kHz 3 0 50dig DC Current A μA 220μA 0 01 μA 0 5 10dig 2200μA 0 1 μA mA 22mA 1 μA 220mA 10 μA 0 8 10dig A 20 00A 1 1 mA 2 25dig AC Current A μA 220μA 0 01 μA 1kHz 0 8 10dig 1kHz 1 2 50dig 2200μA 0 1 μA 1kHz 0 8 10dig 1kHz 1 2 50dig mA 22mA 1 μA 1kHz 1 2 10dig 1kHz 1 5 50dig 22...

Page 40: ...suring current for 10 A to 15 A the measuring duration should not be over 2 minutes within 10 minutes and in this 10 minutes no other current should flow through except within the measuring duration for 15 A to 20 A the measuring duration should not be over 10 seconds within 15 minutes and in this 15 minutes no other current should flow through except within the measuring duration 2 When measuring...

Page 41: ...ring Transistor Sleep Mode Continuity Test Low battery indication The is displayed when the battery is under the proper operation range Data Hold Relative Measurement MAX MIN Value LCD Backlight Analog bar graph 61 Segments Input Protection Input Impedance 10 MΩ Battery 3 V 1 5 V 2 AA alkaline batteries LCD Size 69 mm 52 mm Weight without package 0 32 kg Dimension 85 mm 185 mm 30 mm Working temper...

Page 42: ...ning To avoid electrical shock or damage to the multimeter ensure that the insides of the casing stay dry at all times Cleaning To clean the instrument exterior perform the following steps Wipe the dust from the instrument surface with a soft cloth Do not make any scuffing on the screen when clean the LCD Clean the instrument with a wet soft cloth not dripping water It is recommended to scrub with...

Page 43: ...s can distort readings Follow the steps below to clean your multimeter 1 Turn the multimeter off and remove the test leads 2 Turn the multimeter over and shake out the dirt in the terminals 3 Wipe the contacts in each terminal with a clean swab dipped in alcohol ...