RS485电缆规格
STP-120双绞屏蔽线3*2*1....
RS-485 2*18AWG 984...
GSKJ-HRPVSP-GW-2*1...
2芯 GSKJ-HRPVSP-GW耐...
GSKJ-HRPVSP-GW耐高温屏...