Iek Professional MY61 [21/27] Страница 21

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EK Care and maintenance A ATTENTION In the case of breaches of service regulations specified by the manufacturer the protection of this device can be compromised If malfunctions or errors occur in the work of the multimeter immediately discontinue its use Check of work and repairs must be carried out in special workshops Wipe the multimeter with a soft cloth do not use abrasives or solvents for cleaning Electronic circuit of the multimeter does not need to be cleaned Storage after operation During storage after operation please observe the following recommendations disconnect the test probes from the multimeter make sure the multimeter and accessories are dry if for a long time you are not going to use the multimeter remove the battery otherwise it may leak and pull the device out of order How to work with multimeter Measurement of AC DC strength When measuring the current strength up to 200 mA insert the connector of black test probe into the COM jack and insert the connector of red test probe into the hFE mAES C jack The polarity of the red probe is considered positive If you suspect that the measured current is within the range from 200 mA to 10 A you must insert the red probe into the 10 A jack Use the rotary switch to select the desired limit of DC A or AC A measurement Shut off the circuit to be measured and connect the test probes of the device in series on load which is used to measure the current Read the indications of magnitude and polarity of the measured current strength on the display Upon completion the work set the rotary switch in the OFF position Notes If the current value is not known beforehand set the limits switch to the position 10 A insert the red probe into the jack 10 A and then switching to smaller limits adjust the required accuracy of measurements If the display shows only the digit 1 in the left it means that there is an overload and it is necessary to set the range switch to a higher volume 21

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