Справочник Пользователя для Siemens 6GK7242-7KX30-0XE0
CP 1242-7
Operating Instructions, 03/2012, C79000-G8976-C247-03
Operating Instructions, 03/2012, C79000-G8976-C247-03
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Glossary
CM
Communications module
Module for communications tasks that is used in an automation system as an interface
Module for communications tasks that is used in an automation system as an interface
expansion of the CPU. Same interface types of a CPU and a CM are functionally identical.
CMT
Configuration and Monitoring Tool
Program user interface of TELECONTROL SERVER BASIC. Used for configuration of the
Program user interface of TELECONTROL SERVER BASIC. Used for configuration of the
telecontrol server and monitoring of the connections to the remote stations.
CP
Communications processor
Module for expanded communications tasks that provides the CPU with additional interface
Module for expanded communications tasks that provides the CPU with additional interface
types or communications options.
Direct communication
With direct communication, the S7 stations communicate directly with each other without the
frames needing to be forwarded by a master station or station.
Compare "inter-station communication"
Context: Telecontrol / SINAUT
GPRS
General Packet Radio Service
Packet-oriented service for IP-based data transmission in GSM networks. GPRS data
Packet-oriented service for IP-based data transmission in GSM networks. GPRS data
packets can also be transferred via the Internet. The data is transmitted using the Internet
protocols TCP/IP or UDP/IP.
GPRS direct (mode)
Mode of the CP 1242-7 for direct communication between remote S7 stations via the GSM
network. This mode is selected when it is known that the communications partner can be
reached using a fixed IP address. This is made possible by the services of the network
provider. No telecontrol server is necessary.
GPRS station
Remote S7 station with a GPRS-compliant communications module