Fluke Biomedical 451P - Manual (Page 17)

Ion Chamber Survey Meter
Specifications
7
Environmental ....................................................... Operating Temperature Range: -4 ° F to +122 ° F (-20 ° C to +50 ° C)
Relative Humidity Range: 0 % to 95 %, non-condensing
Geotropism: less than 1 %
Altitude 2000 m
For Indoor Use
Dimensions (L x W x H) ........................................ 8.5 in x 4.5 in x 8.6 in (21 cm x 11.4 cm x 21.3 cm)
Weight .................................................................... Approximately 2.6 lb (1.2 kg)
Batteries ................................................................. Two 9-volt batteries (NEDA 1604A or 6LR61 or 6AM6) provide over
200 hours continuous operation.
IP Rating ................................................................ IEC 60529: IP40
Safety ..................................................................... IEC 61010-1: Pollution Degree 2
Electromagnetic Environment ............................. IEC 61326-1: Portable
Emissions Classification...................................... IEC CISPR 11: Group 1, Class A.
Group 1 ISM equipment: group 1 contains all ISM equipment in which
there is intentionally generated and/or used conductively coupled
radio-frequency energy which is necessary for the internal functioning
of the equipment itself. Class A equipment is equipment suitable for
use in all establishments other than domestic and those directly
connected to a low voltage power-supply network which supplies
buildings used for domestic purposes.
* Specifications are subject to change without notice.
0
0.2
0.4
0.6
0.8
1
1.2
1.4
0 0 0 0 1 0 0 0 1 0 0 1 0 1
Energy (keV)
Rel
ati
ve Response
Side
Face
Front
hms06.eps
Figure 2. Model 451P Typical Energy Response