Siemens CP 342-5 User Manual

CP 342-5 / CP 342-5 FO
Manual, 07/2017, C79000-G8976-C146-10
9
Application and functions
1
1.1
Application
Automation system
The CP 342-5/342-5 FO communications processor is intended for operation in a SIMATIC
S7-300 / C7-300 automation system. It allows connection of the S7-300 / C7-300 to a
PROFIBUS fieldbus system.
1.2
Interfaces and connectors
The connectors are located behind the cover of the housing of the CP.
Connection to PROFIBUS
●
CP 342-5
The interface is a 9-pin D-sub female connector operating according to the RS-485
standard.
●
CP 342-5 FO
The two optical connectors are designed as duplex sockets.
For information on the connection see section Procedure for installation and commissioning
(Page 35).
Connection to power supply
A 4-pin terminal is available for the 24 VDC power supply,
For information on the connection see section Procedure for installation and commissioning
(Page 35).

Siemens CP 342-5 Specifications

General

Category	Communication Processor
Interface	PROFIBUS DP
PROFIBUS Baud Rate	9.6 kbps to 12 Mbps
Number of DP slaves	Up to 125
Power supply	24 V DC
Mounting	DIN rail
Digital inputs	No
Digital outputs	No
Operating temperature	0°C to 60°C
Current consumption	100 mA typical