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7. Range Switch, (Manual Range) — Press the "Range" switch to select manual ranging. The "RANGE" annunciator
will be displayed. Pressing the "Range" switch permits selection of the appropriate measuring range. To return to
Autoranging press and hold the "Range" switch for 2 seconds.
8. REL △ / (PMIN/MAX) switch —
A. In voltage and current modes, pressing "REL △" performs maximum and minimum PEAK hold function.
Pressing "REL △" toggles between PMIN and PMAX measured values and the PMIN or PMAX annunciators
are displayed. To calibrate this function press and hold "REL △" until the "CAL" annunciator is displayed,
then short the test leads until the display reads zero. Press and hold the "REL △" switch to exit this function.
B. In all other modes pressing the "REL △" switch permits comparison between two measured values. When
taking the first measurement press the "REL △" switch to store the reading, the "REL" annunciator will be
displayed and the reading is zeroed. When taking the second measurement the display will show the differ-
ence between measurement 2 and measurement 1 (will be negative if measurement 1 is larger than
measurement 2 ). Pressing the "REL △" switch again causes the display to show measurement 2, and the
"REL" annunciator will flash. To exit this mode press and hold the "REL △" switch for 2 seconds.
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