IEC60870_EXEC
Function block for execute functionality.
Inputs
|
Parameter |
Data type |
Description |
|
ENABLE |
BOOL |
Activating the command; reacts on rising flank. |
|
SLAVEID |
UDINT |
ID of the slave connection as set in the driver configuration. |
|
TYPE |
USINT |
Type ID (IEC60870 type identification) |
|
COA |
UINT |
Common Address of ASDU. |
|
IOA |
UDINT |
Information Object Address. |
|
QUALIFIER |
USINT |
Qualifier of Command or Qualifier of Interrogation. |
|
VALUE |
ANY |
Value |
Outputs
|
Parameter |
Data type |
Description |
|
PN |
BOOL |
Positive/negative bit (P/N Bit as received from the slave); 1= negative. |
|
COT |
USINT |
Cause of transmission (as received from the slave). |
By creating command execute with TYPE=100, QULIFIER=20 (VALUE=TRUE or FALSE), you can start a general interrogation manually. Via type identification 103, the time synchronisation is started.
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Do not call more than one function block instance within the same COA, IOA and TYPE values set even when ENABLE=FALSE. Otherwise you cannot rely on function block outputs. |
IEC60870_EXEC |
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IEC 61131-3 Automation platform > Programming - Reference guide > Driver specific function blocks > IEC60870 Master function blocks > IEC60870_EXEC |
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