4.4 Setting the Measurement Range (Auto/Hold)
58
About Peak Over "!"
•
When measuring in Hold
(fixed) range setting, if a por-
tion of measuring current goes
over the input allowable range
for the circuit, "!" together with
"
FAIL
" may be displayed on
the measuring screen. "!"
means that some of the instan-
taneous values go over the
input allowable range. In this
case, please select a lower
sensitivity range to measure.
• When measuring in Auto
(automatic) range, if some of the instantaneous values goes over the input
allowable range and then a lower sensitivity range is chosen, the judgement
result may be out of the guaranteed accuracy range.
•
"!" will be displayed only in ammeter mode and not in voltmeter mode. "!" infor-
mation is not available for RS-232C or GP-IB communication or printers. In case
of displaying "!", "
OVER FLOW
" and "
Range Up
"
will also be displayed.
• An error screen like the one
shown in the figure appears
when an excessive current input
is made to the instrument.
Check the equipment under test
and the wiring and press the
"Ret" key.
You must press the to
start operation.
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