S485通信电缆ASTP-1202*24AWG现场总线规格
485 数据电缆可以在2.5MB/s的速度下传送1200米,用于复杂的楼宇自控、工业控制网络、电力自动化等通讯网络。
RS-485 data cable is used for multi point communication.Many devices can be connected by a signal cable. Just as theprevious Ethernet connected to a coaxial line. RS-485 data cablecan be transmitted at the speed of 2.5MB/s 1200 meters, for complexbuilding automation, industrial control network, power automationand other communication networks.
产品规格Characteristics
1、线对2芯（2x24AWG）（2*0.2）（2*0.5）（2*0.75）（2*1.0）（2*1.5）多股绞合镀锡铜丝，PE绝缘护套；为适用于复杂的工业噪声环境，特采用铝箔/聚酯复合带 蔽率+镀锡铜编制网90%屏蔽率共双重屏蔽，并附有独立TC接地导体，工业灰色PVC外护套，特性阻抗120欧姆
Line of 2 core (2x24AWG) (2*0.2) (2*0.5) (2 * 0.75) (2*1.0)(2 * 1.5) multi strand stranded tinned copper, PE insulatingsheath; is suitable to be used in complex industrial environmentnoise, the aluminum foil / polyester compositewith shield rate + tinned copper preparation of net 90%shielding rate is double screen, accompanied byindependent
|
执行标准：JB8734-1998 芯数×标称截面mm2导体中单线直径mm绝缘厚度mm平均外径上限mm20℃时导体电阻大值Ω/km70℃时绝缘电阻小值 MΩ·km铜芯镀锡铜芯2×0.50.160.86.039.040.10.0162×0.750.160.86.226.026.70.0142×1.00.200.86.119.520.00.0102×1.50.250.86.613.313.70.0092×2.50.250.88.47.988.210.009 |
