10. NOTES ON ENVIRONMENTAL
CONDITION
1. Aviod using the unit such a place where the ambient temperature
exceeds 40 o
℃
r under the direct sun shines. Limit the maximum
output current when the unit is used in such a place where ventilation
is interrupted or a radiation exists from other equipments.
2. Use the instrument within 10% tolerance of the specified voltage
from the power source.
3. Environmental conditions
1) Indoor use.
2) Altitude: up to 2,000m
3) Relative humidity: 50% ~ 80%
4) Installation Category (Over voltage category)
Ⅱ
5) Pollution: Degree 2
21