Chroma 66203, Руководство пользователя

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Digital Power Meter 66203/66204 User’s Manual
1-2
1.3 Ambient Environment
1. Do not use the meter in a dusty or vibrating
location. Do not expose it to sunlight or
corrosive gas. Be sure that the ambient
temperature is 0
°
C ~ +40
°
C and the relative
humidity is 20% ~ 80%.
2. The meter has been carefully designed to
reduce the noise from the AC power source.
However, it should be used in a noise-free or as
low as possible environment. If the noise is
inevitable, please install a power filter.
3. The meter should be stored within the
temperature range of -40
°
C ~ +85
°
C. If the unit
is not to be in use for a long time, please store it
in its original or similar package and keep it from
direct sunlight and humidity place to ensure its
accuracy when using again.
1.4 Power Line Connection
Before plugging in the power cord, make sure the power switch is OFF and the power
voltage is within the labeled range. Please use the power supply frequency of 50Hz or 60Hz.
Keep away fro m the fo llow ings:
Du st
Direct Su nlig ht
66204
Vibration
C orro sive
Gas
Noise
Source
66204
Po wer Filter
Please install a po wer filter in
case of interference fro m hig h
p ow er noise.