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Iso-Tech IDM97II Instruction Manual page 21

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UNSTABLE DISPLAY MAY OCCUR ESPECIALLY AT 300mV RANGE, EVEN THOUGH YOU HAVE
NOT PUT TEST LEADS INTO INPUT TERMINALS. IN THIS CASE, IF AN ERRONEOUS READING IS
SUSPECTED, SHORT THE "VΩHz" TERMINAL AND THE "COM" TERMINAL, AND MAKE SURE
THE DISPLAY READS ZERO.
3-3 Current Measurement
1. Connect the red test lead to "mA" terminal and the other (black) test lead to "COM" terminal, or use the "A" and
"COM" terminal in the 10A range.
2. Set function selector rotary switch to "mA" or "A" correspondingly.
3. Measurement of AC current can be performed by pushing the "yellow" switch.
4. Connect the test leads to the circuit to be measured.
NOTICE
20

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