Extech Instruments 450 User Manual page 7

Battery
Fuses
Operating Temperature 41ºF to 104ºF (5ºC to 40ºC)
Storage Temperature
Operating Humidity
Storage Humidity
Operating Altitude
Weight
Size
Safety
One 9 volt (NEDA 1604) battery
mA, µA ranges; 0.2A/250V fast blow
A range; 20A/250V ceramic fast blow
o o
-4 F to 140 F (-20
Max 80% up to 87ºF (31ºC) decreasing
linearly to 50% at 104ºF(40ºC)
<80%
7000ft. (2000meters) maximum.
0.753lb (342g) (includes holster).
7.36" x 3.2" x 2.0" (187 x 81 x 50mm)
(includes holster)
For indoor use and in accordance with
the requirements for double insulation to
IEC1010-1 (1995): EN61010-1 (1995)
Overvoltage Category III 600V and
Category II 1000V, Pollution Degree 2.
7
o o
C to 60 C)
EX450V5.0V 10/06