For the connecting cables you require the following male connectors:
• At the CP 440 end: 15-pin sub D male connector with screw-locking
• At the communication partner: 15-pin sub D male connector with screw-locking
2
9
4
8
11
4
2
9
8
11
R(A) ದT(A)
T(B) + R(B)
T(A) ದR(A)
R(B) + T(B)
GND GND
CP 440
1)
1)
Communication partner
Sender
Shield
Receiver
Casing shield
Receiver
Sender
Casing shield
Cable type
LIYCY 3 x 2 x 0.14.
T(A)/T(B) and R(A)/R(B)
twisted pairs.
1) In the case of cables longer than 50 m you must solder in a terminating
resistor of approx. 330 § on the receiver for trouble-free traffic.
Figure 11-1 X27 Cable for CP 440 - CP 340/CP 341/CP 440/CP 441 for RS 422 Operation (Four-Wire)
Note
This cable type can be used in the following lengths for the CP 440 as communication
partner: max. 1200 m at 19 200 Baud, max. 500 m at 38 400 Baud max., max. 200 m at
115 200 Baud
Connecting cable X 27 (S7 (CP 440) - CP 340/CP 341/CP 440/CP 441)
The gure below illustrates the cable for a point-to-point connection between a CP 440 and a CP
340/CP 341/CP 440/CP 441 for RS 485 operation.
Connecting cables
11.2 Cables
Point-to-point connection CP 440 Installation and Parameter Assignment
Equipment Manual, 03/2022, A5E00057742-AE 129
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