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RMO200D

MICROOHMMETER

Manual

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Summary of Contents for RMO200D

Page 1: ...RMO200D MICROOHMMETER Manual ...

Page 2: ...permitted This Manual represents the technical status at the time of printing The product information specifications and all technical data contained within this Manual are not contractually binding IBEKO Power AB reserves the right to make changes at any time to the technology and or configuration without announcement IBEKO Power AB is not to be held liable for statements and declarations given i...

Page 3: ...nintended usage The user alone assumes all responsibility and risk The instructions provided in this Manual are considered part of the rules governing proper usage Do not open RMO200D All service and maintenance work must be performed by qualified personnel Orderly Practices and Procedures The Manual should always be available on the site where the RMO200D is used Before using RMO200D all personne...

Page 4: ...ectric power industry or similar branches It is employed for resistance measurement during manufacturing commissioning and testing of power circuit breakers interrupters bar installation cable splices welded joints grounding Any other use of the RMO200D than the ones mentioned above is to be considered improper and will not only invalidate all customer warranty claims but also exempt the manufactu...

Page 5: ...esistance you have maximum value of it Note 2 Using DV Win enables starting and controlling RMO200D from the PC The results could be stored to PC Using DV Win after testings enables result transfer from the internal RMO200D memory to PC Note 3 At the start of the test Single Continuous and CC a check of cables connection is done In case of disconnection or erroneous polarity an alarm is activated ...

Page 6: ...alue in Rmax menu is exceeded or equaled Connector for mains power supply Power switch I In this position RMO200D is connected to the mains power supply 0 In this position RMO200D is separated from the mains power supply with both poles Earth ground connector For protection against parasitic currents or voltages always connect RMO200D earth ground connector to protective ground PE Use only the ori...

Page 7: ...ssing STOP to cancel returns you to the Settings menu Setting RMO200D s Date and Time To set RMO200D s date and time use the RIGHT button and then ENTER button to select the Set date and time menu Move the cursor to the position of your choice using the RIGHT button and change the value with the UP DOWN buttons Pressing ENTER to confirm returns you to the Settings menu Pressing STOP to cancel retu...

Page 8: ...f figure 5 4 or On Using button RIGHT move cursor to the position of assigned value of resistance and using UP DOWN buttons select desired value between 1 µΩ and 9999 µΩ First initial value is 1000 µΩ figure 5 4 When device is turned off and then turned on RMO200D remembers last saved setting of Rmax value and status Once these parameters are defined press ENTER to change to the Settings menu Figu...

Page 9: ...s outlet 100 V 240 V AC and turn on RMO200D with the power switch on the test set The first shown on the display is the name of the product followed by the instrument model type and the internal firmware version 6 2 Setting the Measurement Parameters Single Test Turn on RMO200D with the power switch on the test set The display shows the Single menu and the green LED lights up Figure 6 1 Connecting...

Page 10: ...utton move cursor to the position of test current and using UP DOWN buttons select desired value Maximum duration of the current depends on its value please refer tu section Duty Cycles Using RIGHT button move cursor to the position of test current duration here 60 sec and using UP DOWN buttons select desired value Using button RIGHT move cursor to the position of memory location and using UP DOWN...

Page 11: ... down the output current from the max value to 0 A When 0 A is reached the test is finished and the green LED lights up Note To stop the test prematurely press the STOP button at any time during the test The current will immediately drop to 0 A Continuous Test Before a test could be started test current its duration and memory location must be defined using Contin menu Press ENTER to change to the...

Page 12: ...sides grounded unit Measurement procedure Turn on RMO200D with the power switch on the test set The display shows the Single menu Go to CC menu by pushing SET button twice or using RIGHT button four times DOWN button RIGHT button three times and then DOWN button Define a test current through the circuit breaker here 200A and memory position here Memory 012 Once these parameters are defined press E...

Page 13: ... LED is blinking it is necessary to change the battery Select current range of 1000A The current clamp meter is ready to use 6 5 Measurement parameters Accuracy given in the table is valid if the maximum possible current is used Range Recommended Test Current Nominal Resistance Full Range Display Resolution Typical accuracy 1 100 A 200 A 1 mΩ 999 9 µΩ 0 1 µΩ 0 1 rdg 0 1 FS 2 100 A 200 A 10 mΩ 9999...

Page 14: ...press the STOP button to change to the starting menu Single Contin or CC press the ENTER button to change to the Ready state press the START button to run a test The current value remains the same as in the previous test the memory position increases by one If the Rmax menu is set to option On once a Single or CC test is finished RMO200D automatically changes to the Rmax to display the test result...

Page 15: ...ssigned maximum value in Rmax menu is exceeded or equaled 6 7 Viewing Results of Previous Tests RMO200D stores up to 500 test results They can be viewed using the Memory menu at memory positions 000 499 Selecting a memory position on the Memory menu displays the memory position of these results the test object s measured resistance the time of test for continuous test the current fed into the test...

Page 16: ...T e s t Test current A Maximal test duration time sec Cooling time sec 5 10 20 50 100 300 0 150 200 150 1 x test duration A built in control prevents these cooling times from being skipped If you try to start a test within the cooling period the display shows Wait and a timer counting down After the cooling period has elapsed start the test using the set test parameters by pressing the START butto...

Page 17: ...the DV Win The transferred data from RMO is possible to Display in the form of tables Download as an Excel file Every test reading parameters contain The date and the time of the test The real test current The voltage on the voltage terminals Voltage Sense The measured resistance value The memory location The name of the object tested device and the useful comments 7 1 The minimum system requireme...

Page 18: ...SB cable Turn RMO on Start DV Win Click on Start Click on Programs Click on DV Win Click on DV Win or duble click at icon on the desktop The look of the DV Win main menu is shown in the following illustration Now the RMO device can be controlled from the PC The test mode is started by pressing icon Start new test ...

Page 19: ...ion briefly describes test parameters functions Operation mode Single selects Single operation mode Test is performed for fixed period of time User can only select desired test current and memory position for test Continuous selects Contin operation mode Test is performed for up to 300 seconds User can select actual test duration test current memory position and interval for this test Omega button...

Page 20: ...Test duration fields DV Win RMO is designed to automatically set safe test parameters if user unintentionally inputs non allowed test parameter values so no harm can be done to the RMO device 7 6 Download The download tab allows user to transfer recorded measurements from RMO Device to personal computer Download is initiated by pressing Start button and it can be stopped at any time by pressing St...

Page 21: ...hms miliOhms and Ohms Current measurement values can be shown in miliAmpers and Ampers Voltage measurement values can be shown in miliVolts and Volts Measurement results are automatically updated as selected in measurement units window 7 9 Status Bar Status bar is located above the measurement results and it is always visible to user Status bar displays current state of the RMO device Depending of...

Page 22: ...nt setting needs to be changed on the RMO for each new test 8 1 Connecting the Remote Control Unit to RMO and Test Object Turn off RMO and plug in the Remote Control Unit to connector on the RMO s front panel Connect the Remote Control Unit to the test object RX in such a way that the measuring cables from the Voltage Sense sockets are situated as close as possible to RX and in between the current...

Page 23: ...t for a series of tests the same test current is fed through the test object multiple tests can be carried out with the Remote Control Unit Simply press the Ω STOP button again to repeat the procedure If different test parameters are required set them on RMO directly and start the new test by pressing the Ω STOP button again Sockets to connect the Remote Control Unit directly to a test object Volt...

Page 24: ...ous result The display will not show this as an error message 9 2 Error Message Open Connection Figure 9 1 Disconnection of a Voltage Sense cable and error message If one of the Voltage Sense cables to the test object is disconnected on either the test set or the test object side at the start of the test the error message Connection VS is displayed Figure 9 2 Disconnection of the current cables an...

Page 25: ...ng temperature rises too high due to a high ambient temperature or despite the duty cycle time control too many high current tests were performed in too short of a time In this case wait for the test set to cool down and repeat the test 9 6 Error Message Malfunction If this message is shown on the display or if RMO200D cannot be operated anymore at all a serious internal error occurred Please do n...

Page 26: ...ssages 9 7 Error Message Mains Voltage 90V This message is displayed when RMO200D s mains voltage is below 90 V In this case to remove the status message you must restart RMO200D Figure 9 7 Error message Mains Voltage 90V ...

Page 27: ...e 25 o C 70 o C 13 o F 158 o F Humidity 5 95 relative humidity non condensing 10 4 Dimensions and Weight Dimensions 410 x 180 x 320 mm W x H x D 16 14 x 7 08 x 12 59 in Weight 8 5 kg 18 7 lbs 10 5 Safety Standards European standards EN 61010 1 LVD 73 23 EEC International standards IEC 61010 1 UL 3111 1 CAN CSA C22 2 No 1010 1 92 10 6 Electromagnetic Compatibility EMC CE conformity EMC standard 89 ...

Page 28: ...st shunt 100 µΩ 600 A 60 mV Current cables 2 x 10 m 35 mm with battery clips Current cables 2 x 15 m 50 mm with battery clips Current extension cable 2 x 10 m 50 mm Sense cables extension 2 x 10 m mm Sense cables 2 x 10 m with alligator clips Sense cables 2 x 15 m with alligator clips Built in thermal printer Both sides grounded unit Manufacturer Contact Information IBEKO Power AB Box 1346 181 25 ...

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