Huawei NetEngine40E Hardware Description page 648

HUAWEI NetEngine40E Universal ServiceRouter
Hardware Description
X1
8
Technical Parameters
Table 7-39
Table 7-40 Technical parameters of the serial port cable
Parameter
Connector (X1)
Cable type
Color
Characteristic impedance
Core diameter of the inner conductor
Breakdown voltage
DC resistance of the inner conductor
Core number
Frequency range
Frequency attenuation
Issue 01 (2012-09-30)
describes the technical parameters of the serial port cable.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Signal Name
RS485_D-
Description
RJ45 connector
Category-5 unshielded twisted pairs
(UTP-5) or shielded twisted pairs (STP)
Dark gray
100.0 ohms
0.510 mm
500.0 V
93.8 ohms
8
0-100 MHz
22 dB/100 m @ 100 MHz
7 Cables
634