SEFRAM MW 3950 User manual
Notice d’utilisation
User’s Manual
MW 3950
Pince courant de fuite
Leakage current Clampmeter
M3950M00
14
Safety Information
To ensure safe operation and service of the
Tester, follow these instructions.
Failure to observe warnings can result in
severe injury or death.
-Avoid working alone so assistance can be
rendered.
- Do not use test leads or the Tester if they
look damaged.
- Do not use the Tester if the Tester is not
operating properly or if it is wet.
- Use the Tester only as specified in the
Instruction card or the protection by the
Tester might be impaired.
- Use extreme caution when working around
bare conductors or bus bar.
Contact with the conductor could result in
electric shock.
Symbols as marked on the Tester
and Instruction manual
Risk of electric shock
See instruction card
DC measurement
Equipment protected by double or
reinforced insulation
=Battery
Earth
AC measurement
Conforms to EU directives
F
Application around and removal from
hazardous live conductors is
permitted
Do not discard this product or throw
away
15
Caution
Take sufficient care to not to apply shock,
vibration or excessive force to the jaw tips.
Power On / Off
•The Meter displays Battery Capacity when
powering up. Please replace the battery
when 0% is shown.
Auto Power Off Enable / Disable
16
Auto Hold Enable / Disable
Auto Backlight
Caution
If the meter is used in the vicinity of equipment
which generates electromagnetic interference,
the display may become unstable or the
measurements show may be subject to large
errors.
17
ACA
Leakage Current Measurement
18
19
Data Hold
Data Hold Beep Guard
The internal sounder will beep continuously
with the LCD display flashing in the Data Hold
mode when the measured signal is larger 50
counts than the LCD reading.
20
Peak Hold
(forcing into the manual range mode)
Low Pass Filter
(forcing into the manual range mode)
21
•The Cut-Off frequency of the low pass
filter is about 100Hz with attenuation
characteristic of approx. –24dB/octave.
Auto Range / Manual Range
22
Comparator
•The Meter offers 3 limit values (0.25mA,
0.5mA and 3.5mA) in accordance with
safety standards.
•The internal sounder will beep continuously
with the LCD display flashing when
measured value exceeds the confirmed limit
value.
Table of contents
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