Gossen MetraWatt METRALINE DM 61 Operating Instructions Manual Download Page 21 | Manualshive

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GMC-I Messtechnik GmbH

21

Changing between resistance, continuity, diode testing

Repeated brief pressing of the yellow multi-function switch (5)
changes the measuring functions in the following order:
Resistance

→

Continuity

→

Diode

→

Resistance...

.

"

Resistance Measurement

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Summary of Contents for METRALINE DM 61

Page 1: ...METRALINE DM 61 62 Analog Digital Multimeter 3 447 013 03 4 1 19 Operating Instructions ...

Page 2: ...2 GMC I Messtechnik GmbH 9 872 10 11 18 20 12 21 11 19 16 15 14 17 15 13 ...

Page 3: ...olarity 11 Display for manual range selection Hold MIN MAX Relative Peak functions 12 Overrange indication 13 Bar graph for analog indication 14 Sub display for digits decimal point and polarity 15 Display for the unit of measured quantity 16 Display for indication of Auto Off Function 17 Display for diode testing 18 Buzzer indication 19 hFE no function here 20 Low battery indication 21 Display fo...

Page 4: ...ht 12 6 HOLD and Delay Hold Feature 13 6 1 HOLD Feature 13 6 2 Delay Hold Feature 13 7 MIN MAX Feature 13 8 Peak Measurement 14 9 Voltage Measurement 15 10 Current Measurement 16 10 1 AC Current Measurement with Clip on Current Transformer 17 10 1 1Transformer Output mA A 17 10 1 2Transformer Output V 18 11 Resistance Measurement 19 12 Continuity Test and Diode Test 20 12 1 Continuity Test 20 12 2...

Page 5: ...16 Technical Characteristics 26 17 Maintenance 32 17 1 Battery 32 17 2 Fuses 33 17 3 Case 34 17 4 Device Return and Environmentally Compatible Disposal 34 18 Product Support 35 19 Repair and Replacement Parts Service Calibration Center and Rental Instrument Service 35 20 Manufacturer s Warranty 36 21 Registration 36 ...

Page 6: ...he multimeters are fitted with an Automatic terminal Blocking System ABS It is coupled with the function selector switch which blocks the terminal sockets not necessary for measurement Please note the following safety precautions The multimeter must be operated only by persons who understand the danger of shock hazards and are aware of the necessary safety precautions Shock hazards exist wherever ...

Page 7: ...s see section 16 All current measuring ranges are protected with a fuse The maximum permissible voltage of the measuring circuit nomi nal voltage of the fuse is 1000 V AC DC in the mA and A ranges Protection provided by the digital multimeter may be impaired if the multimeter is not used in a manner specified in this user manual Meaning of the symbols on the device Warning concerning a source of d...

Page 8: ...opened voltage conducting parts may be exposed The instrument must be disconnected from the measuring circuit before the performance of repairs or the replacement of parts If repair of a live open instrument is required it may only be carried out by trained personnel who are familiar with the dangers involved Faults and abnormal stress If it has been ascertained that safe operation is no longer po...

Page 9: ...nd refer to section 17 Automatic Meter OFF MoFF The digital multimeter has a default auto meter off function If the multimeter is idle for more than 15 minutes the multimeter automatically turns the power off When MoFF happens the state of the multimeter is saved The MoFF 16 sign on the LCD panel indicates whether the MoFF is enabled or not In some cases the user might want to disable this feature...

Page 10: ...ally selected when the multimeter is switched ON The above ranges can only be selected manually with the AUTO MAN key 4 2 Auto Manual Ranging The multimeter features auto ranging for all measuring ranges with the exception of the C F continuity Diode AAC ADC Autoranging is automatically selected after switching the multimeter ON According to the measured quantity applied the multimeter automatical...

Page 11: ... exceeded OL is dis played The digital display is updated 2 8 times per second The digital sub display 14 shows the measured value with correct location of decimal point and sign The main purpose of the two digital displays is to display simultaneous measure ment as mentioned below AUTO MAN 4 Function Acknow ledgement Display brief Manual mode ON utilized measuring range is fixed MAN 11 brief Rang...

Page 12: ...red values around zero can be observed exactly The overrange is indicated by the right trian gle 12 when measured value is 6600 counts for mea surement 1999 5 3 Backlight The instrument is provided with user selectable backlight for taking measurements in poor lighting conditions dark areas Switching the backlight ON By pressing 9 key the backlight can be switched ON for 60 s Switching the backlig...

Page 13: ...mum and maximum measured value which has been applied to the input of the multimeter after activating the MIN MAX function The most important application is the determination of the mini mum and maximum value for long term monitoring of mea sured parameters The actual measured value can still be noted read during this feature Apply the measured quantity to the multimeter and select the measuring r...

Page 14: ...alibration process will be executed automatically before normal peak hold operation In peak mode the main display shows the current value of signal and the sub display shows the PMAX or PMIN value which is selected by the PEAK key After pressing the PEAK 2 pushbutton for the first time the sub display shows the PMAX value The sub display shows the PMIN value when the PEAK 2 pushbutton is pressed a...

Page 15: ...ground available In V AC mode the main display always shows voltage and the sub display shows frequency Note The 660 mV measuring ranges can only be selected manually with the AUTO MAN 4 pushbutton Caution Ensure that the current measuring range mA or A is not selected during voltage measurement If the cut out rating of the fuses is exceeded due to improper operation a dangerous situation may occu...

Page 16: ...ed as per selected function on the LCD When selecting a range with the function selector switch 6 the DC function is always set by default Connect the multimeter in series with the load as shown Ensure that the connections are tight with least resis tance Notes on current measurement The multimeter must be used only in the power systems where the current circuit is protected by a fuse or a circuit...

Page 17: ...se in the multimeter or a wrong connection danger ously high voltages may occur at the connectors Therefore make sure that the current circuit of the multimeter and sec ondary winding of the transformer connected to the multimeter form an intact circuit Connect the transformer to the and mA or A sockets The maximum permissible operating voltage is the nominal voltage of the current transformer Whe...

Page 18: ...Output V Many transformers have a voltage output referred to as mV A The secondary output must therefore be connected to the connection sockets and V P a a P a a a P 9 a AC current measurement with clip on current transformers Current measurement ...

Page 19: ...he test leads with the multimeter and join the free ends Press and hold the PEAK 2 key and press the AUTO MAN 4 pushbutton The multimeter enters into the REL mode The REL symbol is displayed on the LCD The value 00 00 1 digit is shown on the main display while the resistance value measured at the time of pressing the pushbuttons is indicated on the sub display and used as reference value This valu...

Page 20: ...tch 6 at Ω then press the yellow multi function pushbutton 5 twice The multimeter acknowledges turn ON with an acoustic signal At the same time 18 appears on the LCD and OL is displayed on the main display The multimeter displays the forward voltage in Volts As long as the voltage drop does not exceed the maximum display value of 1 999 V you can also test several series connected elements or refer...

Page 21: ...anging between resistance continuity diode testing Repeated brief pressing of the yellow multi function switch 5 changes the measuring functions in the following order Resistance Continuity Diode Resistance Resistance Measurement ...

Page 22: ...22 GMC I Messtechnik GmbH O O 9 9 Continuity Test Diode Test Forward direction Reverse direction ...

Page 23: ... internal resistance of the multimeter and the capaci tance of the leads can be eliminated by the REL function Connect the test leads to the multimeter without a device under test Press and hold the PEAK 2 key and press the AUTO MAN 4 pushbutton The multimeter enters into the REL mode The REL symbol is displayed on the LCD The value 00 00 1digit is shown on the main display while the capacitance m...

Page 24: ...hed in the same way as for volt age measurement 14 2 Duty Cycle Measurement With duty cycle measurement the user can determine the ratio of pulse duration to cycle time of recurring square wave sig nals Set the function selector switch 6 at Hz The multimeter switches to frequency measurement The frequency is displayed on the main display and duty cycle is displayed on the sub display The duty cycl...

Page 25: ...switch 6 at C Connect the multimeter probe with the two unblocked ter minals and the thermocouple output The multimeter measures temperature in C To measure temperature in F press the yellow multi func tion pushbutton 5 Changing between C and F Repeated brief pressing of the yellow multi function switch 5 changes the measuring functions in the following order C F C The analog scale is disabled in ...

Page 26: ...00 μV 100 MΩ 40pF 1 2 5 6 600 V 1 mV 11 MΩ 40pF 1 0 3 66 00 V 10 mV 10 MΩ 40pF 660 0 V 100 mV 10 MΩ 40pF 1000 V 1 V 10 MΩ 40pF A DC Voltage Drop 66 00 mA 10 μA 66 00 mV 0 8 5 0 7 A cont 660 0 mA 100 μA 66 00 mV 0 8 5 10 00 A 10 mA 10 00 mV 1 5 5 12 A cont A AC 66 00 mA 10 μA 66 00 mV 0 8 5 0 7 A cont 660 0 mA 100 μA 66 00 mV 0 8 5 10 00 A 10 mA 10 00 mV 1 5 5 12 A cont AC 5 66 00 A 10 mA 66 00 mV ...

Page 27: ... Dura tion 660 0 Ω 100 mΩ 3 3 V 0 8 5 1000 V DC AC eff rms sine wave max 10 s DIODE 2 000 V 1 mV 3 3 V 2 0 10 F 6 600 nF 1 pF 3 0 40 66 00 nF 10 pF 2 0 10 660 0 nF 100 pF 2 0 10 6 600 μF 1 nF 2 0 10 66 00 μF 10 nF 2 0 10 660 0 μF 100 nF 5 0 10 6 600 mF 1 μF 5 0 10 40 00 mF 10 μF 5 0 10 Hz 66 00 Hz 0 01 Hz 10 Hz f min 0 2 2 2 660 0 Hz 0 1 Hz 6 600 kHz 1 Hz 66 00 kHz 10 Hz 660 0 kHz 100 Hz 6 600 MHz...

Page 28: ...ce Measured Quantity Measuring Range Variation 1 of rdg digits Temperature 0 C 21 C and 25 C 40 C V DC V AC 1 x intrinsic uncertainty K A DC A AC Ω Diode F Hz C Measured quantity frequency 20 Hz 50 Hz 660 mV 1 0 3 50 Hz 200 Hz 5 0 3 20 Hz 50 Hz 6 6 1000 V 1 0 3 50 Hz 2 kHz 5 0 7 50 Hz 200 Hz A 1 0 3 20 Hz 2 kHz 5 0 3 Crest factor CF 1 1 4 V 3 A 3 1 of rdg 1 4 5 2 5 of rdg Battery voltage 4 2 49 V ...

Page 29: ...rals 7 segment numerals 12 mm Height of sub display numerals 7 segment numerals 7 mm Number of counts 4 digit 6600 counts Overrange display OL is shown Polarity display sign is shown when positive pole connected to Sampling rate 2 8 times s Influencing Quantity Range of Influence Measuring Range Attenuation Common Mode Interference Voltage Noise quantity max 1000 V V 100 dB V 100 dB Noise quantity...

Page 30: ... value deviation may occur during electromagnetic interfer ence thus reducing the specified operating quality Safety IEC 61010 1 2010 Measuring category 600 V CAT III 300 V CAT IV The maximum voltage of 1000 V may only be used with CAT II High Voltage Test 6 7 kV IEC 61010 1 2010 Fuse for up to 660 mA ranges FF UR 1 6 A 1000 V AC DC 6 3 mm X 32 mm rating 10 kA with 1000 V AC DC and ohmic load in c...

Page 31: ...0 m Mechanical configuration Protection for the multimeterIP50 Pollution degree 2 Connection sockets IP20 according to EN 60529 Measured Quantity Measuring Range Response Time Transient response for step function of the measured quantity Analog Display Digital Display V V C 0 1 s 1 s from 0 to 80 of the upper range limit A A 0 1 s 1 s from 0 to 50 of the upper range limit 660 Ω 6 6 MΩ 0 1 s 1 s 66...

Page 32: ...ion When the symbol 17 appears on the LCD 1 replace the batteries as soon as possible Although measure ments can still be performed a reduced measuring accuracy must be taken into account in this case The multimeter oper ates with 2 x AA size alkaline manganese batteries per IEC LR6 Replacing the Battery Place the multimeter on its face loosen the single screw on the rear side and remove the batte...

Page 33: ...sen the two bottom cover screws on the rear and remove the bottom cover by lifting it from the bottom Remove the defective fuse from the fuse holders Remove the blown fuse e g with the aid of a probe and replace it with a new one Tighten the bottom cover with the two screws Fuse types for current measuring ranges up to 660 mA FF UR 1 6 A 1000 V AC DC 10 kA 6 3 mm x 32 mm For 10 A current measuring...

Page 34: ...com by entering the search term WEEE We identify our electrical and electronic devices in accordance with WEEE 2012 19 EU and ElektroG using the symbol shown at the right per DIN EN 50419 These devices may not be disposed of with the trash Please contact our service department regarding the return of old devices see address in Section 19 If you use batteries or rechargeable batteries in your instr...

Page 35: ...0471 Nürnberg Germany Phone 49 911 817718 0 Fax 49 911 817718 253 E mail service gossenmetrawatt com www gmci service com This address is only valid in Germany Please contact our representatives or subsidiaries for service in other countries DAkkS Calibration Laboratory for Measured Electrical Quantities D K 15080 01 01 accredited per DIN EN ISO IEC 17025 Accredited quantities direct voltage direc...

Page 36: ...for a period of 3 years after shipment The manufacturer s warranty covers materials and workmanship Damages result ing from use for any other than the intended purpose or oper ating errors as well as any and all consequential damages are excluded Kindly register each device at myGMC after purchase in order to benefit from the 3 year warranty 21 Registration Register your device at www gossenmetraw...

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