RS485ZH2X22AAWG。RS485ZH3X22AAWG。RS485ZH4X22AAWGRS485ZH1X18AAWG，RS485ZH2X18AAWG，RS485ZH3X18AAWG，RS485ZH4X18AAWGRS485ZH1X17AAWG，RS485ZH2X17AAWG，RS485ZH3X17AAWG，RS485ZH4X17AAWGRS485ZH1X15AAWG，常用规格，RS485ZH2X15AAWG。RS485ZH3X15AAWG。RS485ZH4X15AAWG。铠装式RS485专用通讯电缆，铠装式RS485ZH2X24AAWG