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(fù)雜的樓宇自控、工業(yè)控制網(wǎng)絡(luò)、電力自動化等通訊網(wǎng)絡(luò)。
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(fù)雜的工業(yè)噪聲環(huán)境，特采用鋁箔/聚酯復(fù)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(dǎo)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(fù)雜的工業(yè)噪聲環(huán)境，特采用鋁箔/聚酯復(fù)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(dǎo)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(shè)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(shè)-40℃非固定敷設(shè)-15℃。
3.電纜敷設(shè)溫度： 不低于0℃
4. RS 485通訊電纜型電纜彎曲半徑應(yīng)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
