ADCMT 8230 - Page 55

8230 Optical Power Meter Operation Manual
4.4 Measurement Data Output Format
4-5
2. Mantissa
3. Exponent
Unit display Range Mantissa
Number of
characters
Exponent
Number of
characters
W20 nW dd.dddd
8
E-09
4
200 nW ddd.ddd E-09
2000 nW dddd.dd E-09
20 W dd.dddd E-06
200 W ddd.ddd E-06
2000 W dddd.dd E-06
20 mW dd.dddd E-03
200 mW ddd.ddd E-03
RATIO (W) 00d.ddd E00 to 09
dBm
(dBr)
2,000 counts or more
when W is displayed.
ddd.ddd E-00
Between 500 and
1,999 counts when W
is displayed.
0ddd.dd E-00
Between 50 and 499
counts when W is dis-
played.
00ddd.d E-00
Less than 50 counts
when W is displayed.
000ddd. E-00