Gossen MetraWatt METRAHIT ISO Operation Manual Download

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METRA

HIT



TRMS Multimeter with Insulation Measurement

Operating Instructions

3-349-416-03

9/4.12

Summary of Contents for METRAHIT ISO

Page 1: ...METRAHIT ISO TRMS Multimeter with Insulation Measurement Operating Instructions 3 349 416 03 9 4 12 ...

Page 2: ...ues sampling rate adjustable from 0 1 second to 9 hours Function METRAHIT ISO V AC DC TRMS Ri 1 M V AC Hz TRMS Ri 9 M Filter V AC DC TRMS Ri 9 M V DC Ri 9 M Hz V AC 300 kHz Bandwidth V AC 15 Hz 10 kHz A AC Hz TRMS 300 A 3 30 300 mA 3 A 10 A A AC DC TRMS A DC Fuse 10 A 1000 V Transformation factor mV A mA A Hz A AC 30 kHz Insulation Resistance M ISO adjustable test voltage Resistance Continuity Dio...

Page 3: ...eet and operating instructions www gossenmetrawatt com See also chapter 10 on page 66 Product Support Technical Queries use operation software registration If required please contact GMC I Messtechnik GmbH Product Support Hotline Phone 49 911 8602 0 Fax 49 911 8602 709 E mail support gossenmetrawatt com Software Enabling for METRAwin 10 GMC I Messtechnik GmbH Front Office Phone 49 911 8602 111 Fax...

Page 4: ...r and Rental Instrument Service If required please contact GMC I Service GmbH Service Center Thomas Mann Str 16 20 90471 Nuremberg 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 Calibration Laboratory for Measured Elect...

Page 5: ...he Deutscher Kalibrierdienst German Calibration Service in accordance with DIN EN ISO IEC 17025 2005 under registration number DKD K 19701 We offer a complete range of expertise in the field of metrology from test reports and factory calibration certificates right on up to DKD calibration certificates Our spectrum of offerings is rounded out with free test equipment management As a full service ca...

Page 6: ...1 Direct and Pulsating Voltage Measurement V DC and V DC AC 27 5 1 2 Alternating Voltage and Frequency Measurement V AC and Hz with Selectable Low Pass Filter 28 5 1 3 Transient Overvoltages 31 5 1 4 Voltage Measurements at Above 1000 V 31 5 2 Resistance Measurement 5 3 Temperature Measurement Temp RTD and Temp TC 33 5 3 1 Measurement with Resistance Thermometers 33 5 3 2 Measurement with Thermoco...

Page 7: ...ivating the Interface 54 7 2 Configuring Interface Parameters 55 8 Technical Data 56 9 Maintenance and Recalibration 62 9 1 Displays Error Messages 62 9 2 Batteries 62 9 3 Fuses 63 9 4 Housing Maintenance 64 9 5 Return and Environmentally Sound Disposal 64 9 6 Recalibration 65 9 7 Manufacturer s Guarantee 65 10 Accessories 66 10 1 General 66 10 2 Technical Data for Measurement Cables scope of deli...

Page 8: ...surement cables have already been plugged in Measuring Categories and their Significance per IEC 61010 1 The measuring category and the maximum rated voltage which are printed on the device apply to your measuring instrument e g 600 V CAT III or 1000 V CAT II For the application of measuring cables see page 66 Observe the following safety precautions The multimeter may not be used in potentially e...

Page 9: ...he battery compartment lid has been removed or if its housing is open The input for the current measuring range is equipped with a fuse link Maximum permissible voltage for the measuring circuit rated voltage of the fuse is 1000 V AC DC Use specified fuses only see page 61 The fuse must have a breaking capacity of at least 30 kA Repair and Parts Replacement When the instrument is opened voltage co...

Page 10: ...erload limits may not be exceeded See technical data on page 56 for overload values and overload limits Measurements may only be performed under the specified ambient conditions See page 59 regarding operating temperature range and relative humidity The measuring instrument may only be used in accordance with the specified degree of protection IP code see page 61 1 2 Meanings of Danger Symbols War...

Page 11: ...GMC I Messtechnik GmbH 11 Safety Warnings ...

Page 12: ...ficance of symbols 7 DKD calibration mark 8 Connector socket for ground connected to ground 9 Connector socket for current measurement with automatic blocking 10 Connector socket for voltage resistance temperature diode and capacitance measurement with automatic blocking 11 DATA MIN MAX Key for freezing comparing deleting the measured value and for Min Max function Decrease values Operating Mode m...

Page 13: ... Diode measurement selected 14 Selected type of current 15 TRMS measurement 16 Pt100 0 selected platinum resistance thermometer with automatic recognition of Pt100 Pt1000 17 Type K temperature measurement with type K NiCr Ni thermocouple 18 sec seconds unit of time 19 REL relative measurement with reference to offset 20 Unit of measure 21 ZERO zero balancing active 22 Keying Ratio Measurement this...

Page 14: ...ic variant V 3 V Fil AC TRMS Voltage frequency with low pass filter 1 kHz Hz V 4 Hz Fil AC Voltage frequency with low pass filter 1 kHz V 0 2 V DC Direct voltage Clip on DC V clip on current sensor V 1 V DC AC TRMS Pulsating voltage TRMS Clip on DC AC V clip on current sensor 0 DC resistance 0 2 Continuity test with acoustic signal 1 V DC Diode voltage where I is constant Temp RTD 0 C Pt 100 1000 ...

Page 15: ...e per IEC 61010 1 on page 8 Continuous doubled or reinforced insulation Indicates EC conformity s IR t Position of the infrared interface window on the top of the instrument Position of the power pack adapter socket see also chapter 3 1 Fuse for current measuring ranges see chapter 9 3 The device may not be disposed of with the trash Further information regarding the WEEE mark can be accessed on t...

Page 16: ...re illuminated The LCD is depicted on page 13 The instrument is ready for use as soon as the key is released Display Illumination After the instrument has been switched on background illumina tion can be activated by briefly pressing the ON OFF LIGHT key Il lumination is switched back off by once again pressing the same key or automatically after approximately 1 minute Switching the Instrument On ...

Page 17: ...meter on page 49 Shutdown is acknowledged with a brief acoustic signal Exceptions include Transmission and memory mode operation continuous operation and whenever a dangerous voltage is applied to the input U 15 V AC or U 25 V DC Disabling Automatic Shutdown The instrument can be set to continuous operation Ð Simultaneously press the and keys to this end The Continuous On function is indicated at ...

Page 18: ...4 1 2 Manual Measuring Range Selection Auto ranging can be deactivated and measuring ranges can be selected manually in accordance with the following table by pressing the MAN AUTO button The desired measuring range can then be selected with the or key The instrument is automatically returned to range selection when the MAN AUTO key is pressed the rotary switch is activated or the instrument is sw...

Page 19: ...itched off Zero balancing and reference value adjustment can be used for auto ranging as well as for manual measuring range selection Zero Balancing Ð Plug the measuring cables into the instrument and connect the free ends to each other except for capacitance measurement in which case the ends of the cables are not connected to each other Ð Briefly press the ZERO ESC key The instrument acknowledge...

Page 20: ...whether lead ing zeros will be appear or be suppressed at the measured value display see chapter 6 4 Overranging If the upper range limit of 3100 digits is exceeded 0L overload appears at the display Exceptions 0L appears at the display as of 1000 0 V in the case of voltage measurement in the 1000 V range as of 5 100 V for diode testing and as of 11 00 A in the 10 A range 4 3 2 Analog Display Meas...

Page 21: ...ich the current measured value continues to appear However when the digital display is frozen the decimal point is fixed as well fixed measuring range symbol MAN The selected measuring range should not be manually changed as long as the DATA function is active The DATA function is deactivated by pressing and holding the DATA MIN MAX key approx 1 second when the measuring function is changed or whe...

Page 22: ...ng the FUNC ENTER key the insulation measurement is activated and the test voltage is applied An inter mittent acoustic signal indicates to the user that the test voltage is applied accompanied by a blinking of the ISO symbol in the dis play After applying the test probes a check is being made as to whether a valid measured value is present As soon as a stable measured value appears in the display...

Page 23: ...key before activating the Min Max function The Min Max function is deactivated by pressing and holding the DATA MIN MAX key approx 1 second when the measuring function is changed or when the instrument is switched off and back on again Note As opposed to the DATA function the Min Max function can also be used for temperature measurement Function Min Max Press DATA Min Max Min and Max Measured Valu...

Page 24: ...ry mode operation see chapter 6 4 the rAtEparameter and then start memory mode operation Ð First select the desired measuring function and an appropriate measuring range Ð Check the battery charge level before starting long term measurement recordings see chapter 6 3 Connect the NA X TRA power pack if required Starting Recording via Menu Functions Ð Switch to the SETUP mode by pressing MEASURE SET...

Page 25: ...ay after pressing MEASURE SETUP StoP start Ð Acknowledge the StoP display by pressing FUNC ENTER STORE is cleared from the display indicating that recording has been ended Ð Press MEASURE SETUP in order to return to the measuring function Ð Memory mode operation can also be exited by switching the multimeter off Querying Memory Occupancy Memory occupancy can be queried during recording with the he...

Page 26: ...II Be prepared for the occurrence of unexpected voltages at devices under test e g defective devices For example capacitors may be dangerously charged No measurements may be made with this instrument in electrical circuits with corona discharge high voltage Special care is required when measurements are made in HF electrical circuits Dangerous pulsating voltages may be present Be aware of the fact...

Page 27: ...ake sure that a current measuring range A has not been activated when the multimeter is connected for voltage measurement If the fuse s blowing limits are exceeded as a result of operator error both the operator and the instrument are in danger With the rotary switch in the V position the multimeter is always in the 1 V measuring range immediately after it is switched on As soon a the MAN AUTO key...

Page 28: ...sure appears at the display Frequency Measurement Ð Connect the measured quantity in the same way as for voltage measurement Ð Manually select the measuring range for the voltage amplitude When the instrument is switched to frequency measurement the previously selected voltage measuring range remains ac tive Ð You can switch back and forth between frequency measurement with and without low pass fi...

Page 29: ...of greater than 15 V AC or 25 V DC a danger symbol appears at the display COM mA A V Temp M ISO Max 1000 V 3 kHz V 10 mV 1000 V Hz 1 Hz 300 kHz Pmax 3 x 106 V x Hz Measuring Ranges 15 V AC or 25 V DC 1000 V Warnings regarding dangerous voltage 230 0 5 ranges 300 mV 3 V 30 V 300 V and 1000 V 0230 6 V AC TRMS 0050 3 Hz AC V Hz V Hz 0229 9 V AC TRMS Fil V with Filter 1 kHz V 0050 0AC Fil Hz Hz with F...

Page 30: ...imeter is connected for frequency or keying ratio measurement The ratio of pulse duration to pulse period is measured with periodic square wave signals and displayed as a percentage Note The applied frequency must remain constant during keying ratio measurement Keying ratio Pulse duration tE Pulse period tP 100 COM mA A V Temp M ISO 1232 3 Hz 0002 0 Hz U t tE tP tE tP Pulse Time Quantities fP puls...

Page 31: ...ations of 1 2 ms and halftimes of 50 s in the voltage measuring range If longer pulse durations are ex pected e g when conducting measurements at transformers or motors use of our KS30 measuring adapter is recommended It provides protection against transient overvoltages of up to 6 kV with wave front durations of 10 and halftimes of 1000 s Continu ous load capacity is 1200 VRMS Additional influenc...

Page 32: ...n 5 1 1 regarding testing for the absence of voltage with the help of the direct voltage measurement Ð Set the rotary switch to Ð Connect the device under test as shown Note Use short or shielded measurement cables in the case of high impedance resistance Improving Accuracy by means of Zero Balancing Cable resistance and contact resistance can be eliminated in all measuring ranges by means of zero...

Page 33: ...e display If you prefer to enter cable resistance directly you can skip the following entry prompt Ð Short circuit the measuring instrument s connector cables 000 0 appears at the display After pressing the FUNC ENTER key automatic compensation of cable resistance is activated for all subsequent measurements The short circuit can now be eliminated and the device is ready for use Enter Cable Resist...

Page 34: ... M UISO A Hz COM mA A V Temp M ISO 0025 6 C Pt1000 RTD 0000 0 Short Leads r000 5 Enter Cable Resistance Automatic RTD Compensation Measuring Ranges RTD Pt100 200 0 850 0 C RTD Pt1000 150 0 850 0 C FUNC ENTER ZERO ESC ZERO ESC FUNC ENTER Temp RTD Temp TC ...

Page 35: ...he internal reference junction see parameter 1tEMP in Seite 50 regarding querying Note The internal reference temperature temperature of the internal reference junction is measured by a temperature sensor inside of the instrument This may be somewhat above room temperature as a result of internal heat up or moving from warmer to colder surroundings or vice versa Ð Connect the sensor to the two acc...

Page 36: ...splay Ð Connect the conductor path under test as shown Depending upon the selected limit value the multimeter generates a continuous acoustic signal in the case of continuity or short circuiting i e at a value of less than the selected limit value 0L appears at the display in the case of an open connection The limit value can be adjusted in the SET menu see also sec tion 6 4 1nFo SET rAtE bEEP 1 1...

Page 37: ...TER key and the diode symbol appears at the display Ð Connect the device under test as shown Conducting Direction and Short Circuit The instrument displays forward voltage in volts display 4 places As long as voltage drop does not exceed the maximum display value of 5 1 V several series connected components or reference diodes with small reference voltages as well as Z diodes and LEDs can be teste...

Page 38: ...s distort measurement results Refer to section 5 1 1 regarding testing for the absence of voltage with the help of the direct voltage measurement Ð Set the rotary switch to Ð Connect the discharged device under test to the sockets with the measurement cables as shown Note The pole of polarized capacitors must be connected to the jack Resistors and semiconductor paths connected in parallel to the c...

Page 39: ...he rotary switch to M UISO Ð Connect the measurement cables to the two accessible jacks Ð Interference voltage measurement V AC DC TRMS is conducted in this switch position The FUNC ENTER key for UISO ON OFF may only be pressed in order to start the insulation resistance measurement if the device under test is voltage free Note The M UISO switch position may only be used for insulation resistance ...

Page 40: ...00 1000V Selectable test voltages and the default value depend upon the respective device variant Alternatively the requested test voltage can be selected via the cursor keys Prerequisite the multimeter is in switch position V 1M and in the AUTO range function The selected test voltage appears at the display during testing 5 7 2 Performing the Insulation Measurement Ð Starting the insulation resis...

Page 41: ... the cable the device under test is most likely capacitively charged to a significant ex tent Remedy Short circuit the cable the device under test Repeat the measurement Special case indication of low insulation resistances up to short circuit First Error is displayed and then briefly Short followed by the current resistance measured value 5 7 3 Ending the Measurement and Discharging Ð Briefly pre...

Page 42: ...E appears at the digital display and an acoustic signal is generated at the same time If a fuse should blow eliminate the cause of overload before placing the instrument back into service Fuse replacement is described in section 9 3 Be absolutely certain that the measuring ranges are not overloaded beyond their allowable capacities Limit values are included in chapter 8 Technical Data in the table...

Page 43: ... the DC AC TRMS symbol Ð Safely connect the measuring instrument without contact resistance in series to the power consumer 2 as shown Ð Switch supply power to the measuring circuit back on 3 Ð Read the display Make a note of the measured value if the instrument is not being operated in the memory mode or the transmission mode Ð Disconnect supply power from the measuring circuit or the power consu...

Page 44: ...act resistance in series to the power consumer as shown Ð Switch supply power to the measuring circuit back on 3 Ð Read the display Make a note of the measured value if the instrument is not being operated in the memory mode or the transmission mode Ð Disconnect supply power from the measuring circuit or the power consumer 1 once again and discharge any capacitors Ð Remove the test probes from the...

Page 45: ... 0ff 1 10 100 1000 Maximum allowable operating voltage is equal to the current transformer s nominal voltage When reading the measured value additional error resulting from the clip on current sensor must also be taken into consideration default value Cl ip 0ff voltage display Transf Ratio CL IP Measuring Ranges Clip Type 300 mV 3 V 30 V 1 1 1 mV 1 mA 300 0 mA 3 000 A 30 00 A WZ12C 1 10 1m V 10 mA...

Page 46: ...wable operating voltage is equal to the current transformer s nominal voltage When reading the measured value additional error resulting from the clip on current sensor must also be taken into consideration default value Cl ip 0ff voltage display Transf Ratio CL IP Measuring Ranges Clip Type 300 mV 3 V 30 V 1 1 1 mV 1 mA 300 0 mA 3 000 A 30 00 A WZ12C 1 10 1m V 10 mA 3 000 A 30 00 A 300 0 A WZ12B ...

Page 47: ... and that the ratio has been previously selected in the following menu Cl ip 0FF Current Clip Setup Menu 1nFo SET rAtE CLIP 1 10 100 1000 0ff Transf Ratios CL IP DMM Measuring Ranges Clip Types 30 mA 300 mA 3 A 1 1 1mA 1 mA 30 00 mA 300 0 mA 3 000 A 1 10 1 mA 10 mA 300 mA 3 000 A 30 00 A 1 100 1 mA 100 mA 3 000 A 30 00 A 300 0 A 1 1000 1 mA 1 A 30 00 A 300 0 A 3000 0 A WZ12A WZ12D WZ11A Z3511 Z351...

Page 48: ... or change a parameter acknowledge it with the FUNC ENTER key Ð The keys can be used to position the cursor at the entry position The desired value is selected with the help of the keys Ð Changes can only be accepted with the FUNC ENTER key Ð You can return to the sub menu without making any changes by pressing the ZERO ESC key and to the main menu by pressing the ZERO ESC key once again etc Ð You...

Page 49: ...ous ON bAtt 50 bAtt query battery voltage bEEP 52 bEEP set limit value for continuity testing CLEAr 24 Measurement Data Recording CL IP 45 Direct and Pulsating Current Measurement with Clip On Current Sensor A DC and A DC AC 46 Alternating Current Measurement with Clip On Current Sensor A AC and Hz dAtE 50 dAtE query date 53 dAtE enter date EMpty 24 Measurement Data Recording 1nfo 50 Querying Para...

Page 50: ...in close proximity to the input sockets 1nFo bAtt 1tEMP 24 C dAtE query date 1nFo bAtt dAtE 31 12 05 DD MM YY D day M month Y year Date and time must be reentered after replacing the batteries tiME query time 1nFo bAtt t iME 13 46 56 hh mm ss h hours m minutes s seconds Date and time must be reentered after replacing the batteries OCCUP query memory occupancy 1nFo bAtt 0CCvP 000 0 MEASURE SETUP FU...

Page 51: ...t value rESoL high resolution for V DC and customer specific function Switching back and forth between 3 and 4 places is possible for direct voltage and resistance measurement 1nFo SET rAtE resol 3000 30000 3000 default setting 0 diSP show hide leading zeros This parameter determines whether or not leading zeros will appear in the measured value display 1nFo SET rAtE 0 diSP 0000 0 with leading zer...

Page 52: ...ameter and not by switching the instrument off 1nFo SET rAtE APoFF 10 59min on 10 minutes default setting U_ISo select test voltage The desired test voltage for insulation resistance measurement can be selected here 1nFo SET rAtE v1so 500 1000V Selectable test voltages and the default setting depend upon the respective customer specific variant RPM revolutions per minute customer specific function...

Page 53: ...ously entered changes can be undone and the default settings can be reactivated This may be advisable under the following circumstances after the occurrence of software or hardware errors if you are under the impression that the multimeter does not work correctly Ð Disconnect the device from the measuring circuit Ð Remove the batteries temporarily see also chapter 9 2 Ð Simultaneously press and ho...

Page 54: ...been set to iron see chapter 7 2 or the instrument is already switched on the first command wakes up the multimeter but does not yet execute any further commands The continuous transmission operating mode is selected manually as described below In this operating mode the instrument continuously transmits measurement data to the PC via the interface adapter which can then be displayed with the help...

Page 55: ...though the multimeter is switched off iroFF IR does not appear at the display and the infrared interface is switched off signals cannot be received 1nFo SET rAtE irStb ir on iroFF irstb iroFF default setting Addr Address If several multimeters are connected to the PC via an interface adapter a separate address can be assigned to each instrument Address number 1 should be selected for the first ins...

Page 56: ...V 0 2 3 3 000 A 1 mA 120 mV 120 mV 1 5 10 A 5 min 12 10 00 A 10 mA 400 mV 400 mV 1 5 Factor 1 1 10 100 1000 Input Input impedance 1 11 1 11 A A 0 03 0 3 3 30 A 30 mA Current measurement input jack A 1 5 5 100 D 0 3 A Cont 0 3 3 30 300 A 300 mA 3 30 300 3k A 3 A Plus clip on current transformer error 3 A 5 min A V 0 3 3 30 300 A 300 mV Voltage measurement input approx 9 M V socket 0 5 3 1 5 3 300 D...

Page 57: ...in the A mea suring range 9 Plus sensor deviation 10 With ZERO function active 11 Residual value of 1 to 10 d with short circuited terminal tips exception mV A range of 1 to 35 d at zero point due to the TRMS converter 12 10 minute cool down period Key R meas range d digit s rdg measured value reading Meas Func tion input Measuring Range Resolution at Upper Range Limit Intrinsic Uncertainty under ...

Page 58: ...0 100 Digit 5 310 0 k 0 1 k 50 100 250 500 V 3 5 0 280 3 100 M 1 k 50 100 250 500 1000 V 3 5 02 80 31 00 M 10 k 50 100 250 500 1000 V 5 5 028 0 310 0 M 100 k 50 100 250 500 1000 V 5 5 0280 3100 M 1 M 500 1000 V 5 5 Measuring Function Nom Voltage UN Open Circuit Voltage Uo Nom Cur rent IN Short Circuit Cur rent Ik Acoustic Signal for Overload Capacity Value Time Uinterference M UISO U 1000V 1000 V ...

Page 59: ...fluence Error Relative Humidity 75 3 days instrument off V A F Hz C 1 x intrinsic uncertainty Battery voltage 1 8 to 3 6 V ditto Included in intrinsic uncer tainty Influencing Quantity Sphere of Influence Measured Qty Measuring Range Damping Common Mode Interference Voltage Interference quantity max 1000 V V 120 dB Interference quantity max 1000 V 50 Hz 60 Hz sine 3 V 30 V 80 dB 300 V 70 dB 1000 V...

Page 60: ...nce frequency and keying ratio measuring functions Refresh Rate 2 times per sec every 500 ms Power Supply Battery 2 ea 1 5 V mignon cell 2 ea size AA alkaline manganese per IEC LR6 Service life With alkaline manganese batteries approx 200 hours without M UISO measurement Battery test Battery capacity display with battery symbol in 4 segments Querying of momentary battery voltage via menu function ...

Page 61: ...ional not IrDa compatible Protocol Device specific Baud Rate 38 400 baud Functions Select query measuring functions and parameters Query momentary measurement data The USB X TRA plug in interface adapter see accessories is used for adaptation to the PC s USB port Internal Measured Value Storage Memory capacity 4 MBit 540 kB for approx 15 000 measured values with indication of date and time Mechani...

Page 62: ...emain in memory although date and time must be reentered Battery The current battery charge level can be queried in the 1nfo menu 1nFo bAtt 2 75 V Make sure that no battery leakage has occurred before initial start up as well as after long periods of storage Continue to inspect the batteries for leakage at short regular intervals If battery leakage has occurred carefully and completely clean the e...

Page 63: ...ed on with the rotary switch in the A position When the instrument is already on and the rotary switch is turned to the A position In the active current measuring range when voltage is applied If the fuse is blown or has not been inserted FuSE appears at the digital display The fuse interrupts the current measuring ranges All other measuring ranges remain functional Replacing the Fuse If a fuse sh...

Page 64: ...s or solvents 9 5 Return and Environmentally Sound Disposal The instrument is a category 9 product monitoring and control instrument in accordance with ElektroG German electrical and electronic device law This device is not subject to the RoHS directive We identify our electrical and electronic devices as of August 2005 in accordance with WEEE 2002 96 EC and ElektroG with the symbol shown at the r...

Page 65: ...d documented The deviations determined in the process are used for correction of the readings during subsequent application We are pleased to perform DKD or factory calibrations for you in our calibration laboratory Please visit our website at www gossenmetrawatt com Services DKD Calibration Center or FAQs Calibration questions and answers By having your measuring instrument calibrated regularly y...

Page 66: ...humidity 50 to 80 Contamination level 2 Application KS17 2 Attention In conformity with standard DIN EN 61010 031 mea surements in an environment according to measuring category III may only be performed with the safety cap applied to the test probe of the measurement cable For establishing contact in 4 mm jacks you have to remove the safety cap by levering out the snap lock of the safety cap with...

Page 67: ...a log ging program for recording visualizing evaluating and documenting measured values from METRAHIT multimeters The following conditions must be fulfilled in order to allow for use of METRAwin 10 Hardware Software and Driver IBM compatible Windows PC 200 MHz Pentium processor or faster with at least 64 MB RAM SVGA monitor with at least 1024 x 768 pixels Hard disk with at least 40 MB available me...

Page 68: ...EMP 50 K Keying Ratio Measurement 30 M Maintenance Housing 64 Manufacturer s Guarantee 65 Measured Value Storage DATA Function 21 MIN MAX Values 23 Measurement Cables 66 Measuring Category Significance 8 Measuring Range Selection Automatic 18 Manual 18 Memory Clear 25 Ending Recording 25 Querying Occupancy 25 Start Recording 24 O OCCUP 50 Overview Keys and Connections 12 Parameters 49 P Power Pack...

Page 69: ...a PC 16 Symbols Device 15 Digital Display 13 Rotary Switch Positions 14 T Temperature Measurement with Resistance Thermometers 33 with Thermocouples 35 tiME 50 53 Training 3 U ur under range 62 Use for Intended Purpose 10 V vErSion 50 Voltage Comparator 29 Voltage Measurement Notes 26 Voltage Measurements Above 1000 V 31 W WEEE Mark 15 ...

Page 70: ...Edited in Germany Subject to change without notice A pdf version is available on the internet GMC I Messtechnik GmbH Südwestpark 15 90449 Nürnberg Germany ...

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