Lenze Drive Server Bus server S7 getting started - Manual (Page 50)

Busserver S7
L
111 Busserver S7 DE/EN 1.0
6.5.3 Symbolic variable names
Symbolic variable names are used in the “LenzeDriveServer” example project. These names are saved
in the symbol table.
Input parameters:
Symbol Address Data type Comment
Enable M10.0 BOOL TRUE = Enable drive
QSP M10.1 BOOL TRUE = Set quick stop
Reset M10.2 BOOL TRUE = Reset TRIP in the drive
TriggerRead M10.6 BOOL TRUE = Start reading a parameter
TriggerWrite M10.7 BOOL TRUE = Start writing a parameter
Code MW202 WORD Lenze code number of the parameter
Subcode MB201 BYTE Lenze sub-code number of the parameter
WriteValue MD204 DINT Value to be transmitted (FIX32)
ControlWord MW24 WORD Control word according to DRIVECOM specification
• Bit0 ... Bit4 are hidden and cannot be written.
PB-Address MB200 BYTE PROFIBUS address of the drive
TimeOutTimer_OPC T1 TIMER Timer for monitoring the drive
DB-OPC-Server DB80 DB80 Data block for parameter data jobs via OPC
S7-Parameter DB81 DB81 Data block for parameter data jobs from the PLC
Output parameters:
Symbol Address Data type Comment
RDY M30.0 BOOL TRUE = Drive is ready for operation
TRIP M30.1 BOOL TRUE = TRIP set in the drive
BUSY MB150 BYTE TRUE = Parameter data jobs are still being processed
ActualValue1 MW32 INT. Actual process value
Setpoint1 MW20 INT. Setpoint process value
ReadValue MD224 DINT Read value (FIX32)
StatusWord MW36 WORD Status word according to DRIVECOM specification
WriteStatus MB210 BYTE Status of the function FC90 (FC Parameter) when writing a
parameter
ReadStatus MB220 BYTE Status of the function FC90 (FC Parameter) when reading a
parameter
WriteResult MD214 DINT Error code displayed when writing a parameter was not
successful
Value MD228 DINT Contains parameter W_Value within the read routine; can be
ignored when reading a parameter
We recommend the use of symbolic variable names for clarity. However, they are not compulsory.
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