Transition Networks RS-449 ユーザーズマニュアル
Confidential
Page 2
02/27/03
Rev 0.2
Serial Cable Requirements (RS-232, V.35, RS-530, RS-449, X.21)
•
28 AWG, 120 Ohm, copper twisted pair cable with maximum capacitance of 12 pf/foot
•
Nominal DC resistance (each conductor): 65.0 ohms per 1000 feet.
•
Shield type: Aluminum Foil-Polyester Tape/Braid Shield with drain wire.
•
Standard Cable length three meters (10 Ft).
•
Approval: Underwriters Laboratories (UL).
•
Cables are to be labeled with Transition Networks Part number.
V.35 Connector
RS-449 Connector
RS-232 or RS530
Connector
Connector
X.21 Connector
HD 26-pin Connector