Siemens CP 1243-7 LTE Operating Instructions Manual page 12

Application and properties
1.1 Connecting the S7-1200 to a mobile wireless network
Communication types
The CP allows the following types of WAN communication:
● Telecontrol communication
WAN communication between S7-1200 stations and the telecontrol server (TCSB) in the
master station
● Inter-station communication
Communication between stations and the master station (telecontrol communication)
● Direct communication
Direct inter-station communication between stations (Open User Communication) via
program blocks
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 / EDGE
– UMTS / HSPA
– LTE
12
(General Packet Radio Service)
The packet-oriented services for data transmission GPRS/EDGE are handled via the
GSM network.
Note
No CDMA
The CP is not suitable for GSM networks in which the code multiplex method "Code
Division Multiple Access" (CDMA) is used.
(Universal Mobile Telecommunications System) / (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.
(Long Term Evolution)
Mobile wireless specification with a higher transmission speed than UMTS.
Operating Instructions, 04/2017, C79000-G8976-C381-03
CP 1243-7 LTE