Siemens NAN 67 Series Manual de Serviço Página 67

  • Descarregar
  • Adicionar aos meus manuais
  • Imprimir
  • Página
    / 318
  • Índice
  • MARCADORES
  • Avaliado. / 5. Com base em avaliações de clientes
Vista de página 66
5-5
Ladder Logic (LAD) for S7-300 and S7-400
C79000-G7076-C504-02
5.2 Testing your Ladder Program - Overview
You can test your Ladder program by visually displaying the signal flow
within the network of a block. The display of the program is updated
cyclically.
You can only display the program status when the following conditions are
met:
S The block was saved and downloaded to the CPU without any errors.
S The CPU is in operation and the user program is running.
S You have opened the block online.
Figure 5-2 shows the basic procedure for monitoring the program status:
Open block online
Make settings for test display
Set trigger conditions
(optional)
Select test environment
Start/stop test
Figure 5-2 Procedure for Testing Logic Blocks in Ladder
Test Method
Prior Conditions
Basic Procedure
Editing the Block Properties and Testing the Program
Vista de página 66
1 2 ... 62 63 64 65 66 67 68 69 70 71 72 ... 317 318

Comentários a estes Manuais

Sem comentários