Cabletron Systems MMAC-Plus 9G536-04, Руководство пользователя

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A-1
Appendix A
GPIM Specifications
This appendix lists the speciÞcations and regulatory requirements for GPIMs and
the media they use. Cabletron Systems reserves the right to change these
speciÞcations at any time without notice. The available GPIM options include the
GPIM-01 and GPIM-09. The GPIM-01 and GPIM-09 are both Þber optic devices
with an SC connector. The GPIM-01 supports multimode (MMF) Þber cable, and
the GPIM-09 supports both multimode and single mode (SMF) Þber cable.
GPIM-01 Specifications (1000Base-SX)
The following speciÞcations for the Gigabit Ethernet GPIMs, listed in Table A-1
though Table A-7, meet or exceed the IEEE 802.3z speciÞcation.
Table A-2. GPIM-01 Operating Range
Table A-1. GPIM-01 Optical Specifications
62.5 µm MMF 50 µm MMF
Transmit Power
(minimum)
-9.5 dBm -9.5 dBm
Receive Sensitivity -17 dBm -17 dBm
Link Power Budget 7.5 dBm 7.5 dBm
Modal Bandwidth @
850 nm
Range
62.5 µm MMF 160 MHz/km 2-220 Meters
62.5 µm MMF 200 MHz/km 2-275 Meters
50 µm MMF
400 MHz/km 2-500 Meters
50 µm MMF
500 MHz/km 2-550 Meters