SIG
L
ENT
VI SSA3000X Plus User Manual
Working Environment
Temperature
Operating: 0
℃
to +40
℃
Non-operation: -20
℃
to +70
℃
Humidity
Under +35
℃
:
≤80% relative humidity
+35
℃
to +40
℃
: ≤60% relative humidity
WARNING
To avoid short circuit inside the instrument or electric shock,
please do not operate in humid environment.
Altitude
Operating: less than 3 km
Non-operation: less than 15 km
Degree of protection
IP20
Installation (overvoltage) Category
This product is powered by mains conforming to installation (overvoltage) category II.
WARNING
Make sure that no overvoltage (such as that caused by thunderbolt) can reach the
product, or else the operator might expose to danger of electric shock.
Installation (overvoltage) Category Definitions
Installation (overvoltage) category I refers to signal level which is applicable to equipment
measurement terminals connected to the source circuit. In these terminals, precautions are done
to limit the transient voltage to the corresponding low level.
Installation (overvoltage) category II refers to the local power distribution level which is applicable
to equipment connected to the AC line (AC power).