Gossen MetraWatt METRAOHM 413 Mode D'emploi page 29

Quick user guide METRAOHM 413
External voltage
On/Off
Selftest
Standard measurment up to 2 MΩ
Tests with 200 mA according to EN/IEC 61557-4
only at resistance < 10 Ω, polarity change has to be
performed manual
Attention!
First switch on the METRAOHM 413 and
afterwards contact the measuring point
with the test electrode. Button
be pressed thereby, otherwise the
METRAOHM 413 may be damaged by
external voltages.
1. Measurement setup:
 Connect the insulated 4 mm-connector of the
the measuring line to the socket of the
METRAOHM 413.
 Contact the reference earth with the test
electrode of the measuring line (e.g. by clamp).
2. Zero balancing:
 The tester has to be switched off for zero
balancing.
 Contact the test electrode of the METRAOHM 413
with the reference earth and ensure safe contact.
 Press button
same time. Zero balancing will be performed.
3. Standard measurment:
 Press button
measurement.
4. Change of polarity:
 Press button
green LEDs as well as the "+ Rdy" or "- Rdy"
indication.
This is a brief instruction. Observe
the entire operating instruction
of the METRAOHM 413 and
follow all instruction contained
therein.
POL + / - 200 mA measuring
Test
CAL function
.
and then button
shortly to start the
, the polarity is indicated by the
+/-
current
+/-
Polarity
measuring current
Auto On / Off
may not
at the
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