Siemens SIMATIC CP 340 User Manual

Connecting Cables
B.2 20 mA TTY interface on the CP 340-20mA-TTY
PtP coupling and configuration of CP 340
178 Manual, 04/2011, A5E00369892-03
20mA-TTY connecting cable (S7 (CP 340) - CP 521 SI/CP 521 BASIC/ IBM-compatible printer)
The figure below illustrates the connecting cable for a point-to-point connection between a
CP 340 and a CP 521 SI/CP 521 BASIC.
For the connecting cables you will require the following male connectors:
● At the CP 340 end: 9-pin sub D male connector with screw-locking
● At communication partner: 25-pin sub D male connector with screw-locking
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Figure B-12 20mA TTY connecting cable CP 340-CP 521SI, CP 521BASIC

Siemens SIMATIC CP 340 Specifications

General

Brand	Siemens
Model	SIMATIC CP 340
Category	Computer Hardware
Language	English