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P3250-1M

Multimeter digital “BT”, True RMS

User Manual

July 2019 edition V1.0.3

The information in this manual was correct at the time of printing. However, Fruhmann GmbH
will continue to improve products and reserves the rights to change specification at any time
without notice.

is the registered trademark of the Fruhmann GmbH in Austria.

Fruhmann GmbH, NTL Manufacturer & Wholesaler

Katharinenweg 3

7372 Karl

Austria

Tel: +43 2617 20278

Fax: +43 2617 20278 4

Web:

www.ntl.at

E-mail: [email protected]

Содержание P3250-1M

Страница 1: ...rrect at the time of printing However Fruhmann GmbH will continue to improve products and reserves the rights to change specification at any time without notice is the registered trademark of the Fruh...

Страница 2: ...r proof of purchase This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care NTL shall not be obligated to furnish service un...

Страница 3: ...ty Terms and Symbols 4 2 Quick Start 5 General Inspection 5 Install change the Battery 6 Adjusting the Tilt Stand 7 Power On Off 7 Sleep Mode 7 LCD Backlight and Flashlight 8 Selecting the Range 8 Mul...

Страница 4: ...App 22 How to Connect with Android Device 22 User Interface in Android App 23 Operations in Android App 24 Multimeter Offline Record Android 28 iOS App 30 How to Connect with iOS Device 30 User Inter...

Страница 5: ...v 7 Technical Specifications 49 8 Appendix 51 Appendix A Enclosure 51 Appendix B General Care and Cleaning 51 Appendix C Changing the fuse 52...

Страница 6: ...ower for the multimeter is supplied with a battery Observe the correct polarity markings before you insert the battery to ensure proper insertion of the battery in the multimeter Check all Terminal Ra...

Страница 7: ...y indicator 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 rang...

Страница 8: ...ent CAT II applies 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 ap...

Страница 9: ...ay immediately 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 Symb...

Страница 10: ...ed in the Appendix A Enclosure page 51 of this Manual You can check whether there is any loss of accessories with reference to this description If it is found that there is any accessory lost or damag...

Страница 11: ...h is at the position Remove test leads and any connectors from the input terminals 2 Turn the device to see the reverse side 3 Loosen the screw with the included screwdriver and remove the battery cov...

Страница 12: ...ep mode if the rotary switch is not moved or a key is not pressed for 30 minutes When the Bluetooth is activated this function is disabled Pressing or turn the rotary switch will turn the multimeter b...

Страница 13: ...onds Selecting the Range Auto ranging is set as default when the meter is powered on is displayed When auto ranging is enabled press to enter the manual range mode In manual range each additional pres...

Страница 14: ...P3250 1M Multimeter digital BT True RMS 9 Multimeter in Brief Front panel Figure 2 1 Front panel overview...

Страница 15: ...Details Power off Page 7 DC or AC voltage measurement Page 15 DC or AC voltage measurement up to 600 millivolts Resistance measurement Page 15 Continuity test Page 16 Diode test Page 16 Capacitance m...

Страница 16: ...on Details Select DC or AC Select Resistance Continuity Diode Auto Manual range Page 8 Backlight Flashlight Page 8 Data Hold Page 19 Select frequency duty cycle Page 17 Measuring frequency in AC volta...

Страница 17: ...20 Auto range Page 8 Data hold enabled Page 19 Relative enabled Page 19 Diode test selected Page 16 Continuity test selected Page 16 DC Page 15 18 Page 15 18 AC Battery is low Page 6 Measurement displ...

Страница 18: ...t V Volt Voltage A Ampere Current Ohm Resistance Hz Hertz Frequency Percent Duty cycle F Farad Capacitance Input terminals The terminal connections for the different measurement functions of the multi...

Страница 19: ...P3250 1M Multimeter digital BT True RMS 14 Rotary switch position Input terminals Overload protection 750 VAC 1000 VDC 250 VAC 300 VDC 1 A 1000 V 15 A 1000 V...

Страница 20: ...tch 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 If necessary press to en...

Страница 21: ...t disconnect the circuit power and discharge all high voltage capacitors before testing diodes 1 Rotate the rotary switch to Press twice to enter diode testing mode will be displayed 2 Connect the bla...

Страница 22: ...t mode Measuring Temperature 1 Rotate the rotary switch to 2 Connect the red plug of the thermocouple to the terminal and the black plug to the terminal 3 Insert the tip of the thermocouple into the p...

Страница 23: ...e capacitors 2 Connect the black test lead to the terminal For currents below 600 mA connect the red test lead to the terminal for currents within 600 mA 10 A connect the red test lead to the terminal...

Страница 24: ...cally The relative measurement should be carried out under a certain range that is this function is only available under the manual range mode Note This function is not available when measuring AC vol...

Страница 25: ...etooth 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...

Страница 26: ...NTL in the APP Store select the APP with the icon and then install it Or use the QR Code below Note The help content below may be not completely consistent with the application software only for refe...

Страница 27: ...our Android smart device 2 Launch the Multimeter application 3 Turn on the multimeter press and hold until appears on the display 4 Click the icon on the top left of the screen to launch device connec...

Страница 28: ...onnect Press hold to edit name Click to enter Single View Add Next page Single view Graph Table Exit About Single View Single View Range Data Hold Function Details follow Click to disconnect Press hol...

Страница 29: ...next time the customized name will be shown If this meter is connected to another device the name is still the default one or the customized name to the connected device Add meter In double view click...

Страница 30: ...ments via the installed sharing apps Clear data Clear the data that is being displayed Setting Record Interval Set the record interval in the application software Enable Period Log data within the def...

Страница 31: ...ee all icons not only a few 3 Look for a symbol that looks like a gear 4 Tap on it now you are in the menu Settings 5 Look for an option named Display or similar and tap on it 6 Look here for an optio...

Страница 32: ...e upper listing 2 Look here for an option named Display size and tap on it 3 Pull the scroll bar as you like a On the left side you can see an example text which indicates how big the digits will be d...

Страница 33: ...re them in a good state 1 Connect the Android device with the multimeter see How to Connect with Android Device on page 22 2 In APP single view tap on the icon on the top right select from the pop up...

Страница 34: ...onnect the Android device and the multimeter 5 In APP single view tap on the icon on the top right select from the pop up menu The file name start with Offline the following part can be customized 6 T...

Страница 35: ...S on your iOS smart 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 mul...

Страница 36: ...l You can tap 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 Offline...

Страница 37: ...TEMP Measuring Temperature BEEP Testing for Continuity NCV Non contact Voltage Detect Multi device View Range AUTO MANUAL Function Details follow Slide left to show the Delete softkey Slide up down t...

Страница 38: ...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...

Страница 39: ...de a device item to the left to show the Delete softkey and click it Voice out function In single or multi device view click the icon to turn on voice out Click to turn off In settings interface you c...

Страница 40: ...indicator appears on the meter screen the offline record function may not work correctly Please check the batteries of the meter to ensure them in a good state 1 Connect the iOS device with the multim...

Страница 41: ...rd 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...

Страница 42: ...The maximum number of record that can be stored depends on the free storage space in your smart device Up to three multimeters can be connected simultaneously Note Bluetooth connectivity works over a...

Страница 43: ...P3250 1M Multimeter digital BT True RMS 38 2 Click Next 3 Select I accept the agreement and then click Next...

Страница 44: ...P3250 1M Multimeter digital BT True RMS 39 4 Select the destination folder and then click Next 5 Click Install...

Страница 45: ...the Release Notes and click Finish to exit Setup 7 Plug the Bluetooth USB adapter into a USB port on your computer Right click Computer you can find it on the desktop or in Start menu In the drop down...

Страница 46: ...erial Port COM is displayed that means the driver is installed successfully Remember the COM because you will need to configure the multimeterBLE software Note If an unknown device is displayed try to...

Страница 47: ...P3250 1M Multimeter digital BT True RMS 42 Select Browse my computer for driver software Select the directory path of the driver software and click Next...

Страница 48: ...P3250 1M Multimeter digital BT True RMS 43 If below message is displayed klick on Install...

Страница 49: ...LPT Step 3 Connect to multimeterBLE software 1 After installing the Bluetooth USB adapter driver successfully run the multimeterBLE software the configure dialog box appears Make sure that the Bluetoo...

Страница 50: ...pears A progress bar shows the progress of scanning multimeters It will take a few seconds When the scan is finished select the desired multimeter in the device list Click the Connect button 4 The mea...

Страница 51: ...DIO Testing Diodes TEMP Measuring Temperature BEEP Testing for Continuity NCV Non contact Voltage Detect Move the cursor here to show click to delete the device Single device view Multi device view G...

Страница 52: ...to click it Remote Control In single or multi device view the control softkeys can be short or long pressed to perform control just as press the corresponding keys of the multimeter Unify the unit typ...

Страница 53: ...e When the low battery indicator appears on the meter screen the offline record function may not work correctly Please check the batteries of the meter to ensure them in a good state 1 Connect the mul...

Страница 54: ...ialog will show The file name start with Offline the following part can be customized 6 Click Read Record the software will read the measuring data and save as a CSV file into computer After reading t...

Страница 55: ...mV 0 8 3dig V 750V 1V 1 3dig DC Current A A 600 0 A 6000 A 0 1 A 0 8 2dig mA 60 00mA 600 0mA 0 01mA 0 8 2dig A 20 00A 2 0 01A 1 2 3dig AC Current A A 600 0 A 6000 A 0 1 A 1 3dig mA 60 00mA 600 0mA 0 0...

Страница 56: ...gnal meets the following conditions Frequency Amplitude rms 1 Hz 5 MHz 700 mV 4 When measuring duty cycle the typical waveform is Square Note When measuring AC voltage current or capacitance accuracy...

Страница 57: ...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 recommen...

Страница 58: ...t leads and any connectors from the input terminals 2 Remove the yellow protective cover Most suitable to start is the place you can see in picture 1 on the side of the Multimeter at the same height a...

Страница 59: ...50 1M Multimeter digital BT True RMS is the registered trademark of the Fruhmann GmbH in Austria Fruhmann GmbH NTL Manufacturer Wholesaler Katharinenweg 3 7372 Karl Austria Tel 43 2617 20278 Fax 43 26...

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