
Table of contents
CP 1243-8 IRC
8Operating Instructions, 06/2015, C79000-G8976-C385-01
4.7.2 Importing configuration data .................................................................................................. 58
4.7.3 "Communication types" parameter group .............................................................................. 58
4.7.4 "Ethernet interface“ parameter group .................................................................................... 59
4.7.5 "Serial Interface" parameter group......................................................................................... 62
4.7.6 Parameter group “Partner stations” ....................................................................................... 64
4.7.7 Parameter group "Communication with the CPU" ................................................................. 66
4.7.8 Parameter group "SNMP" ...................................................................................................... 67
4.7.9 Configuring data points and messages ................................................................................. 68
4.7.10 Datapoint types ...................................................................................................................... 70
4.7.11 Data point configuration ......................................................................................................... 71
4.7.12 Process image, type of transmission, event classes ............................................................. 72
4.7.13 CPU scan cycle...................................................................................................................... 74
4.7.14 "Trigger“ tab ........................................................................................................................... 75
4.7.15 Threshold value trigger .......................................................................................................... 76
4.7.16 Analog value preprocessing................................................................................................... 78
4.7.17 Messages............................................................................................................................... 84
4.7.18 Character set SMS................................................................................................................. 88
4.7.19 E-mail configuration ............................................................................................................... 88
4.8 Security functions................................................................................................................... 89
4.8.1 VPN........................................................................................................................................ 90
4.8.1.1 VPN (Virtual Private Network)................................................................................................ 90
4.8.1.2 Addressing the CP when using VPN ..................................................................................... 91
4.8.1.3 Creating a VPN tunnel for S7 communication between stations ........................................... 91
4.8.1.4 VPN communication with SOFTNET Security Client (PC / engineering station)................... 93
4.8.1.5 CP as passive subscriber of VPN connections...................................................................... 94
4.8.2 Firewall................................................................................................................................... 94
4.8.2.1 Pre-check of messages by the MAC firewall. ........................................................................ 94
4.8.2.2 Firewall settings for S7 connections via a VPN tunnel .......................................................... 94
4.8.2.3 Online diagnostics and downloading to station with the firewall activated ............................ 95
4.8.2.4 Notation for the source IP address (advanced firewall mode)............................................... 95
4.9 Access to the Web server ...................................................................................................... 96
4.10 Time stamp ............................................................................................................................ 96
5 Programming the program blocks (OUC)............................................................................................... 97
5.1 Program blocks for OUC........................................................................................................ 97
6 Diagnostics and upkeep........................................................................................................................ 99
6.1 Diagnostics options ................................................................................................................ 99
6.2 Downloading firmware ......................................................................................................... 100
6.3 Module replacement ............................................................................................................ 103
7 Technical data .....................................................................................................................................105
7.1 Technical specifications of the CP....................................................................................... 105
7.2 Pin assignment of the socket for the external power supply ............................................... 106
7.3 Pinout of the Ethernet interface ........................................................................................... 107
A Approvals ............................................................................................................................................109
B Dimension drawings.............................................................................................................................113