Applies To:
  • CitectSCADA 1.00, 1.01, 1.10, 1.11, 1.20, 2.00, 2.01
Summary:
The following special options are supported by the CCM driver:

[CCM]
Status=1

Return error 46 (0x2e) on read data if PLC is not in run mode. The PLC is in run mode if the first two bits of the scratchpad are set. The mode of the PLC is checked every 'WatchTime'. Setting status to zero will disable this checking.

[CCM]
EotDelay=0

Delay 'EotDelay' milliseconds after sending an EOT.

[CCM]
EnqDelay=20

Delay 'EndDelay' milliseconds if there is a response to an ENQ but it is not an ACK. 

Solution:
 
Keywords:
 

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