Siemens SIMATIC HMI TP 070, Equipment Manual

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Commissioning
3-3
TP 070 Equipment Manual
Release 03/00
3.2 Recommissioning
Purpose
Following a restart, the configuration in the operating unit is replaced by a different
one. The new configuration is downloaded from the configuration computer to the
operating unit.
The following options are available for downloading a configuration:
Start downloading manually during the operating unit startup phase
Start downloading via a correspondingly configured operating element while the
operating unit is in operation (refer to the chapter 6.1)
Start downloading manually during the operating unit initialization phase
Step Procedure
1 Connect the operating unit interface IF1B (RS485) to the configuration computer
using a PC/PPI cable.
2 Switch on the power supply for the operating unit.
3 During the operating unit start–up phase, a menu appears briefly on the screen.
Touch the
Download button to set the operating unit to Download mode before it
is initialized.
The operating unit displays the message
Connecting to host
until it receives
data from the configuration computer or the button
Cancel is pressed.
3.3 Test Configuration
Test with connected PLC
When a PLC is connected it is possible to test the communication between the
operating unit and PLC. This test also determines whether the correct data areas
have been configured.
Check the following configuration elements, for example:
screen selection,
input fields.