KYORITSU 2009R - Manual (Page 28)

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② Slide the terminal cover to the right to disclose the OUTPUT
terminal and insert the output plug into the terminal. Make
connection to the recording device.
③ When the plug is inserted into the output terminal, auto-range
function is cleared.
Set the range depending on the state of Data Hold Switch.
Data Hold Switch OFF 400A range
Data Hold Switch ON 2000A range
Note： After measurement, be sure to return Data Hold Switch to OFF
position.
④ Set the function selector switch to the desired position (ACA or
DCA) and follow appropriate measurement instructions.
NOTE
● During current measurement, keep the transformer jaws fully
closed. Otherwise, accurate measurement cannot be made.
The maximum measurable conductor size is approx. 55mm in
diameter.
● Zero adjustment is not necessary on AC current range.
● On DC current range, the Zero Adjust/Reset button may not
completely zero adjust the output voltage from the OUTPUT
terminal. In this case, make zero adjustment on the recording device.
● Connecting the plug to the OUTPUT terminal disables the Auto-
power-off function. The function is enabled on removing the plug
from the terminal.