LEM HEME ISO 1000 Manuel D'utilisation page 13

Basic operation

Select the resistance measuring mode by turning the rotary switch to the Ω
position.
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Connect the test leads to the test object and check for external voltages.
If the external voltage is greater than 3V a warning symbol is displayed. Even
if a live voltage is present, the fuse will not be damaged.
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Test lead compensation can be activated by connecting the teads together
and pressing the key. The instrument is now in a Relative measurement
mode indicated by the ZERO anunciator on the display. This mode is also
valid for continuity testing. The actual value of compensation R
indicated on the small display.
‚
Press the key to activate the continuity test with a 200mA test current
ƒ
Adjust continuity level using the
selects the digit, increments the digit
Pressing the key again exists the LIMIT setting mode and activated the
new limit.
For continuity testing with added fuse protection against live voltages see section
6.3 LIMIT.
zero
is
key from 0,2 to 50 Ohm,
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