Siemens SIMATIC S5-95U - Communication Partner (TTY Active)

Computer Link with 3964(R) Transmission Protocol S5-95U, Second Serial Interface
Linking S5-95U (TTY passive) with any communication partner (TTY active)
Cable length: see technical data of the node
Figure 3-3 Pin Assignments of S5-95U (TTY Passive) - any Communication Partner
(TTY Active)
20 mA
TTY IN+
TTY OUT+ (6) TTY IN -
TTY OUT - (7)
Ground
GND (1) (8) GND
Ground
TTY IN+ (9) 20 mA
TTY IN - (2) TTY OUT+
TTY OUT -
S5-95U Communication partner
+
+
Linking the S5-95U (TTY active) with the CP 523 (TTY passive)
Cable length: < 100 m
Figure 3-4 Pin Assignments of the S5-95U (TTY Active) - CP 523 (TTY Passive)
CP 523S5-95U
Shield
11
6
20 mA
TTY OUT+
6
8
7
TTY OUT
-
5
M
13
20 mA
10
TTY IN+
TTY IN -
M
9
2
12
12
TTY IN+
TTY IN -
TTY OUT+
TTY OUT -
M ext
1.8
24, 25
M ext
3-4 EWA 4NEB 812 6095-02