Siemens S7-1200 - Page 12

Application and properties
1.1 Connecting the S7-1200 to a mobile wireless network
CP 1243-7 LTE
12 Operating Instructions, 01/2015, C79000-G8976-C381-01
IP-based WAN communication via mobile wireless networks
The CP allows WAN communication from remote stations with a master station,
communication between stations via a master station (inter-station communication) and
direct communication between stations.
The CP supports the following services for communication via the mobile wireless network or
via the mobile wireless network and the Internet:
● Data services
Transfer of process data via mobile wireless networks with the following standards:
– GPRS (General Packet Radio Service) / EDGE
The packet-oriented services for data transmission GPRS/EDGE are handled via the
GSM network.
Note:
The CP is not suitable for GSM networks in which the code multiplex method
"Code Division Multiple Access" (CDMA) is used.
– UMTS (Universal Mobile Telecommunications System) / HSPA (High Speed Packet
Access)
UMTS allows significantly higher transmission speeds than GSM.
HSPA is a further development of UMTS and once again allows higher transmission
speeds.
– LTE (Long Term Evolution)
Mobile wireless specification with a higher transmission speed than UMTS.
● SMS (Short Message Service)
The CP can send and receive SMS messages.
● E-mail
The CP can send e-mails via mobile wireless and the Internet.