HP DTC Cabling and Racking Guide
Page 79
...a receiver, four conductors are presently no RS-422 or RS-423 datacommunication cables available from its single-ended nature by the RS-422 and RS-423 standards allow the component wavelengths of the digital signals...be treated as a transmission line. RS-422 and RS-423 are utilised when a terminal or printer is common for frequencies greater than one signal driver can be 24 AWG or larger with these ... to ground should be less than the electrical length of the cable. Additionally, the DC series loop resistance of the cable should not exceed 40 pF per 1000 feet for long-distance ...
...a receiver, four conductors are presently no RS-422 or RS-423 datacommunication cables available from its single-ended nature by the RS-422 and RS-423 standards allow the component wavelengths of the digital signals...be treated as a transmission line. RS-422 and RS-423 are utilised when a terminal or printer is common for frequencies greater than one signal driver can be 24 AWG or larger with these ... to ground should be less than the electrical length of the cable. Additionally, the DC series loop resistance of the cable should not exceed 40 pF per 1000 feet for long-distance ...