Function blocks
3.2 Function block _POSMOA_control
The functions are as follows:
● Initialize
Sets the drive in "ready to operate" mode.
Requirements:
– A drive fault has not been signaled (driveError = FALSE)
– Fault acknowledgement is not active (resetError = FALSE)
● Referencing
Sets the home position for the drive.
● Tippen
The drive travels at a controlled speed in a plus or minus direction.
● Program execution
Starts, stops, or aborts a single block addressed by blockNumber or a block within the
program.
● MDI
The drive travels at the assigned speed and acceleration to an assigned position.
The MDI parameters are transferred in block 3.
The MDI block can be started with blockNumber = 3 and start = TRUE.
● Fault acknowledgement
Acknowledges a fault in the drive.
Note
A fault must be acknowledged before the drive can move. This requires that parameter
enable = TRUE.
● Automatic single-block operation/automatic control
Checkback signals are as follows:
● Current traversing block
● Data Set Ready
● Warning and fault information
● Complete status (status word and checkback signal byte)
● Data transfer status
18
Supplement to SIMODRIVE POSMO A Positioning Motor
Function Manual, 01/2015