For the connecting cables you require the following male connectors:
• At the CP 440 end: 15-pin subminiature D male with screw interlock
• At the communication partner: 15-pin subminiature D male with clip xing
CP 440
2 T(A)- R(A)- 4
9 T(B)+ R(B)+ 11
4 R(A)- T(A)- 2
11 R(B)+ T(B)+ 9
8 GND GND 8
LIYCY 3 x 2 x 0,14.
1)
1)
1)
Communication partner
Receiver
Receiver
Sender
Sender
Casing shield Casing shield
Cable type
twisted pairs.
In the case of cables longer than 50 m you must solder in a
terminating resistor of 330 § on the recipient side.
T(A)/T(B) and R(A)/R(B)
Shield
Figure 11-3 X27 Cable CP 440 - CP 544, CP 524, CPU 928B, CPU 945, CPU 948 for RS 422 Operation
(Four-Wire Mode)
Connecting cables
11.2 Cables
Point-to-point connection CP 440 Installation and Parameter Assignment
Equipment Manual, 03/2022, A5E00057742-AE 131
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