User Manual
24
You will need ber optic test jumpers to connect your M200 to the ber under test. Test jumpers must
have the same core and cladding size as the ber under test. The connector at one end of the test
cable must mate with the appropriate optical port on the M200. The connector on the other end must
mate with the ber optic link under test.
Launch and Receive cables are required to measure the insertion loss and reectance of the near-end
and far-end connectors respectively, on the ber link being tested. Noyes Fiber Rings may be used as
Launch and Receive cables. Fiber Rings with a variety of lengths and connector styles are available
from AFL Telecommunications. The table below will help you to select the right test jumpers or cables
for your test.
To do the following test You will need the following accessories
To connect your OTDR to the
ber link under test
To terminate far-end of the
ber link under test
• Fault locate - nd a break
• Measure link length
Test Jumper (1-2 m typical) None
• Measure near-end connector
loss
• Measure near-end connector
reflectance
Launch cable
(such as a Noyes 150 m
Fiber Ring)
None
• Measure near-end connector
loss and reflectance
• Measure far-end connector
loss and reflectance
• Measure end to end link loss
and optical return loss
Launch cable
(such as a Noyes 150 m
Fiber Ring)
Receive cable
(such as a Noyes 150 m
Fiber Ring)
Recommended Accessories