UNI-T UT207A, Operating Manual

Page: 7 / 47

6
UT207A/208A/209A Operating Manual
Rules for Safe Operation
Warning
To avoid possible electric shock or personal injury, and to avoid possible
damage to the Meter or to the equipment under test, adhere to the following
rules:
● Before using the Meter inspect the case. Do not use the Meter if it is
damaged or the case (or part of the case) is removed. Look for cracks or
missing plastic. Pay attention to the insulation around the connectors.
● Inspect the test leads for damaged insulation or exposed metal. Check
the test leads for continuity. Replace damaged test leads with identical
model number or electrical specifications before using the Meter.
● Do not apply more that the rated voltage, as marked on the Meter, between
the terminals or between any terminal and grounding. If the value to be
measured is unknown, use the maximum measurement position and reduce
the range step by step until a satisfactory reading is obtained.
● When measurement has been completed, disconnect the connection
between the test leads and the circuit under test, remove the testing leads
away from the input terminals of the Meter and turn the Meter power off.
● The rotary switch should be placed in the right position and no any