Ethernet communication
7.6 HT 8
Manual
Commissioning Manual, 05/2008, 6FC5397–4CP10–4BA0
201
7.6 HT 8
7.6.1 Conditions for general commissioning
Hardware
An HT 8 is connected to the SINUMERIK 840Di sl via one of the following interface modules,
and not directly:
● Terminal box PN Basic
● Terminal box PN Plus
● Connection module Basic PN
● Machine Pushbutton Panel MPP 483 HTC
Software
The following software is required:
● PLC basic program
The relevant modules of the basic PLC program are:
– FB 1 (MCP communication parameters)
– FC 26 (HPU_MCP transfer of HT8 signals from/to the VDI interface)
The library of the PLC basic program is part of the SINUMERIK 840Di sl. How to install
the library is described in detail in Section "Create PLC Program".
● SIMATIC STEP 7
SIMATIC STEP 7 is needed to customize the PLC basic and user programs to the
requirements of the respective automation system. SIMATIC STEP7 can be installed
directly on the PCU of the SINUMERIK 840Di sl. How to install additional software is
described in Chapter "License Management".
References:
The following references are required for connecting and commissioning an HT 8:
Function Manual, Basic Functions,
Chapter P3, PLC Basic Program, Program structure and modules of the PLC basic program
Device Manual - Operator Components and Networking,
Chapter Handheld Terminal HT 8
Catalog NCZ, Connection components: Cables, connectors, etc.
Automation system
To commission an HT 8, the automation system must be completely electrically and
mechanically connected with respect to NC, PLC, connecting device and HT 8.
The drives must be secured against accidental moving.
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