Common use of OTDR Equipment and Settings Clause in Contracts

OTDR Equipment and Settings. X. Xxxxxxxx shall use OTDR equipment and settings that are, in its reasonable opinion, suitable for performing accurate measurements of the fiber installed. Such equipment and settings shall include, without limitation, the equipment and settings described below. X. Xxxxxxxx has approved the following OTDRs and settings for acceptance testing: the Laser Precision TD3000 and CMA4000 models and compatible models. X. Xxxxxxxx has approved the following settings for various OTDR tests: i. Index of refraction settings: 1310 nm 1550 nm ---------------------------------- ---------------- ----------------- Lucent Truwave 1.4738 1.4732 Corning SMF-28 1.4675 1.4681 Corning SMF-LS 1.471 1.470 Corning LEAF 1.470 1.469 Sumitomo fiber 1.4670 1.4670 ii. Tests of a pigtail connector and its associated splice: TD3000 CMA4000 -------------------------- ---------------------------- 4 km Range 4 km Range 50 ns Pulse 50 ns Pulse 1 m Resolution 1 m Resolution Medium Averaging Medium Averaging

OTDR Equipment and Settings. X. Xxxxxxxx A. The Lessee (or its designee) shall use OTDR equipment and settings that are, in its reasonable opinion, suitable for performing accurate measurements of the fiber installed. Such equipment and settings shall include, without limitation, the equipment and settings described below. X. Xxxxxxxx B. The Lessee (or its designee) has approved the following OTDRs and settings for acceptance testing: the Laser Precision TD3000 and CMA4000 models and compatible models. X. Xxxxxxxx C. The Lessee (or its designee) has approved the following settings for various OTDR tests:: 135 i. Index of refraction settings: 1310 nm 1550 nm ---------------------------------- ---------------- ----------------- ------- ------- Lucent Truwave 1.4738 1.4732 Corning SMF-28 1.4675 1.4681 Corning SMF-LS 1.471 1.470 Corning LEAF 1.470 1.469 Sumitomo fiber 1.4670 1.4670 ii. Tests of a pigtail connector and its associated splice: TD3000 CMA4000 -------------------------- ---------------------------- -------------- --------------- 4 km Range 4 km Range 50 ns Pulse 50 ns Pulse Pulse 1 m Resolution 1 m Resolution Medium Medium Averaging Averaging iii. End to End Segment OTDR Testing: TD3000 CMA4000 -------------- --------------- 64 km Range 100 km Range 500 ns Pulse 250 ns Pulse 4 m Resolution 4 m Resolution Medium Medium Averaging Averaging

OTDR Equipment and Settings. X. Xxxxxxxx A. The Lessee (or its designee) shall use OTDR equipment and settings that are, in its reasonable opinion, suitable for performing accurate measurements of the fiber installed. Such equipment and settings shall include, without limitation, the equipment and settings described below. X. Xxxxxxxx B. The Lessee (or its designee) has approved the following OTDRs and settings for acceptance testing: the Laser Precision TD3000 and CMA4000 models and compatible models. X. Xxxxxxxx C. The Lessee (or its designee) has approved the following settings for various OTDR tests:: 135 i. Index of refraction settings: 1310 nm 1550 nm ---------------------------------- ---------------- ----------------- ------- ------- Lucent Truwave 1.4738 1.4732 Corning SMF-28 1.4675 1.4681 Corning SMF-LS 1.471 1.470 Corning LEAF 1.470 1.469 Sumitomo fiber 1.4670 1.4670 ii. Tests of a pigtail connector and its associated splice: TD3000 CMA4000 -------------------------- ---------------------------- -------------- --------------- 4 km Range 4 km Range 50 ns Pulse 50 ns Pulse 1 m Resolution 1 m Resolution Medium Medium Averaging Averaging iii. End to End Segment OTDR Testing: TD3000 CMA4000 -------------- --------------- 64 km Range 100 km Range 500 ns Pulse 250 ns Pulse 4 m Resolution 4 m Resolution Medium Medium Averaging Averaging