Mc_Readactualposition - Delta AX Series Instruction Manual

AX- Ser i es Mo t i o n Co n t r o l l er I n s t r u c t i o n s Ma n u a l

2.2.7 MC_ReadActualPosition

Supported Devices: AX-308E, AX-8, AX-364E

MC_ReadActualPosition reads the current axis position.
FB/FC Instruction
FB MC_ReadActualPosition
Inputs

Name
Enable
Outputs

Name
True when the parameter to read
Valid
exists and can be further processed.
True when the function block is
Busy
being run.
Error True when an error occurs.
Record the error code when an error
occurs.
ErrorID
Refer to Appendix for error
code descriptions.
Position The current position of axis
*Note: SMC_ERROR: Enumeration (Enum)
Output Updating Time

Name

Valid


Busy

Function Data Type
Run the function
block.
Function
Timing for Shifting to True
When Enable is triggered to True.
When the parameter to read exists.
When Enable is triggered to True.
When the parameter to read exists.
Graphic Expression
Setting Value
(Default Value)
True/False
BOOL
(False)
Data Type
BOOL
BOOL
BOOL
SMC_ERROR*
LREAL




ST Language
MC_ReadActualPosition_instance(
Axis : =,
Enable : =,
Valid =>,
Busy =>,
Error =>,
ErrorID =>,
Position => );
Timing to Take Effect
Output Range (Default Value)
True/False (False)
True/False (False)
True/False (False)
SMC_ERROR (SMC_NO_ERROR)
Positive, negative, or 0 (0)
Timing for Shifting to False
When Enable turns from True to False.
When Error is rising edge.
When Enable turns from True to False.
When Error is rising edge.
Ch a p t er 2
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