Belden Inc. Blue Hose®, 1 Pr #20 Str TC, PE Ins Blu, Clr, Foil+TC Brd, PVC Jkt, SIA Armor, PVC Jkt, OIL RES II 639463

Blue Hose® part number 639463 is designed for use in Data Highway Plus applications, featuring a single pair of 20 AWG (7x28) tinned copper conductors. The insulation is made of polyethylene, with a color code of blue and clear. The cable includes an overall Beldfoil® shield combined with a tinned copper braid that provides 55% coverage, enhancing its resistance to electromagnetic interference. The inner jacket is constructed from PVC, while the outer jacket is a blue oil-resistant PVC, ensuring durability in harsh environments. Additionally, the cable is protected by steel interlock armor, making it suitable for applications where exposure to rodent damage, crushing, or cutting forces may occur. The nominal characteristic impedance is 78 Ohms, with a nominal velocity of propagation of 66%. This product is particularly well-suited for communication interfaces between PLC processors, I/O devices, and other intelligent devices, facilitating remote programming and troubleshooting.