RedHandScope60MHz
Handheld DSO & DMM
3-Performing the General Inspection
4
when measuring in a CAT
Ⅱ
environment.
●
Do not apply input voltages above the rating of the instrument
Use caution when using
1:1 test leads because the probe tip voltage will be directly transmitted to the
Oscilloscope & Multimeter
.
●
Do not use exposed metal BNC or banana plug connectors.
●
Do not insert metal objects into connectors.
●
Always use the Oscilloscope & Multimeter only in the manner specified.
●
Voltage ratings that are mentioned in the warning are giver as limits for
“
working
voltage
”
. The represent V ac rms (50-60Hz) for AC sine wave applications and as V dc
for DC applications. Over voltage Category
Ⅲ
refers to distribution level and fixed
installation circuits inside a building. Over voltage Category
Ⅱ
refers to local level ,
which is applicable for appliances and portable equipment .
Only qualified technical personnel are permitted to perform maintenance.
Pay attention to the nominal values of all terminals:
To avoid fire or electric shock, please keep
a watchful eye on all nominal values and marks specified for this product. Before any connection
performed on this product, carefully read the user
’
s manual of the product for further information
of nominal values.
No operation is allowed without the instrument cover plate:
If the cover plate or panel has
been removed, do not perform any operation on this product.
No touch is allowed on bare conductors:
When the product is powered on, do not touch any
bare
joints or parts of the scope meter.
Operation is prohibited in case of any undetermined failure:
When in doubt any damage on
this product, consult the qualified personnel for checking on it.
Keep ventilation in good condition:
Refer to the user manual for detail installation instructions
in order to fix this product correctly and provide it with good ventilation conditions.
No operation is allowed under a humid environment.
No operation is allowed under an explosive environment.
Keep clean and dry on the product surface.