Lenze DDS v2.1 Bedienungsanleitung PDF herunterladen (Seite 38)

Drive PLC Developer Studio

36 DDS DE/EN 2.1

Tip!

If the error message “Communication error: Y ou will be logged out” appears while you try to log in the

automation system, it is not possible to build up the connection with the automation system.

• Check the PC connection ↔ Automation system through the system bus configuration tool.

• Check whether t he automat ion system is ready for operatio n (e. g. 9300 S ervo PLC)

• Check the communication parameters set for the project with

Online

➞

➞➞

➞Communication parameter.

4.4.4 Start of program “Car park”

• Select Onlin e➞

➞➞

➞Start, to start the park car program in the automation system or PC (if the

simulation mode is activated).

Tip!

If the mouse pointer is on a variable in online mode, t he type and if available the comment of the

variable will be indicated.

Change of variable values in online mode

Change the variable values (”Write values”) in online and see the effects of the change in DDS

(”Monitoring”) to check the program functionality.

The following tables give more information on the variables used:

Input variables State Meaning

bPhotosensor1

FALSE→TRUE

Car drives in car park. ParkingLotsCounter is

increased by one t o max. 10.

bPhotosensor2

FALSE→TRUE

Car leaves car park. ParkingLotsCounter is decreased

byonetomin.0.

bResetLots TRUE ParkingLotsCounter is reset to 0.

Output variables Status/value Meaning

ParkingLotsCounter 0...9

Free space in car park available.

TrafficLightGreen TRUE

Lights on green. Barrier is open.

TrafficLightRed FALSE

ParkingLotsCounter 10

No more spaces available in car park.

TrafficLightGreen FALSE

Lights on red. Barrier is closed.

TrafficLightRed TRUE

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