TB 9-6650-233-35
(6) Set FOCUS-SWCM WAVELENGTH switch to (if equipped) 850 nm.
(7) Zero lightwave multimeter.
8. Optical Power Meter Accuracy
a.
Performance Check
NOTE
When taking 850 nm measurements with lightwave
multimeter, use Hewlett-Packard, Model 81530A plug-in when
available in place of Hewlett-Packard, Model 81531A plug-in to
increase accuracy.
(1) Connect equipment as shown in figure 1, CONNECTION A. Connect optical
fiber jumper cable from FOCUS-SWCM OPTICAL I-O to FC CONNECTOR ADAPTER
attached to OPTICAL INPUT of LIGHTWAVE MULTIMETER (fig. 1).
OPTICAL INPUT
LIGHTWAVE
MULTIMETER
FOCUS-SWCM
OR
FOCUS-LWCM
FC CONNECTOR
MOD IN O/E OPTICAL
IO
1
OUT
ADAPTER
CONNECTION A
CONNECTION B
FC CONNECTOR
ADAPTER (EXFO
FOA-22)
DETECTOR
PORT
FC-FC SINGLEMODE OPTICAL FIBER
JUMPER CABLE PN SJ-V-SC-FC-FC-2M
OPTICAL POWER METER
(2) Set lightwave multimeter to measure optical power in dBm at 850 nm
wavelength.
CHANGE 1