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RS485通信電纜ASTP-120 2*24AWG現(xiàn)場總線規(guī)格

485 數(shù)據(jù)電纜可以在2.5MB/s的速度下傳送1200 米,用于復雜的樓宇自控、工業(yè)控制網(wǎng)絡、電力自動化等通訊網(wǎng)絡。
RS-485 data cable is used for multi point communication. Many devices can be connected by a signal cable. Just as the previous Ethernet connected to a coaxial line. RS-485 data cable can be transmitted at the speed of 2.5MB/s 1200 meters, for complex building automation, industrial control network, power automation and other communication networks.  

產(chǎn)品規(guī)格Characteristics

1、線對2芯（2x24AWG）（2*0.2）（2*0.5）（2*0.75）（2*1.0）（2*1.5）多股絞合鍍錫銅絲，PE絕緣護套；為適用于復雜的工業(yè)噪聲環(huán)境，特采用鋁箔/聚酯復合帶 蔽率+鍍錫銅編制網(wǎng)90%屏蔽率共雙重屏蔽，并附有獨立TC接地導體，工業(yè)灰色PVC外護套，特性阻抗120歐姆 
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 insulating sheath; is suitable to be used in complex industrial environment noise, the aluminum foil / polyester composite with  shield rate + tinned copper preparation of net 90% shielding rate is double screen, accompanied by independent TC grounding conductor, industrial gray PVC outer sheath, the characteristic impedance of 120 ohm  

2、線對4芯（2x 2x24AWG）（2*2*0.2）（2*2*0.5）（2*2*0.75）（2*2*1.0）（2*2*1.5）多股絞合鍍錫銅絲，PE絕緣護套；為適用于復雜的工業(yè)噪聲環(huán)境，特采用鋁箔/聚酯復合帶 屏蔽率+鍍錫銅編制網(wǎng)90%屏蔽率共雙重屏蔽，并附有獨立TC接地導體，工業(yè)灰色PVC外護套，特性阻抗120歐姆 

RS485，通信電纜，ASTP-120 2*24AWG，現(xiàn)場總線

RS485通訊電纜1*2*7/0.2

一﹑產(chǎn)品用途及特點

本產(chǎn)品適用于485等同性設備做數(shù)據(jù)信號傳輸。

二﹑執(zhí)行標準

參照UL AWM 2919文件

三、使用特性

1.電纜長期使用溫度：-40～70℃

2.zui低環(huán)境溫度：固定敷設-40℃非固定敷設-15℃。

3.電纜敷設溫度：   不低于0℃

4. RS 485通訊電纜型電纜彎曲半徑應不小于電纜直徑的10倍。

四、型號、名稱及用途

型號：RS 485

規(guī)格：1對截面積0.2 ,0.5,0.75,1.0,1.5（也可根據(jù)要求定做2-24對電纜）

名稱：聚乙烯絕緣聚氯乙烯護套485通訊電纜