3. Drive functions
3−29
Festo P.BE−CPX−CMA X−CONTROL−EN en 0908NH
Parameter for limiting values
The parameter for limiting values (PNU 1173) contains a
structure with the values required for display. When the
CMAX has defined values, it sets the bit in the status word to
New values available".
PNU 1173: Limiting values
Index Status value Unit EI
1)
Description
1 Status word Status, record number and additional information:
Bit: Description
0= 1: New values available
1= 1: Acceleration has been limited
2= 1: Deceleration has been limited
3= 1: Speed has been limited
4= 1: Force setpoint has been limited
5= 1: Force ramp has been limited
6 to 15 Reserved
16 to 23 For record select mode: Number of the last
executed record.
24 = 0: Record select mode
= 1: Direct mode
25 = 0: Position setpoint
= 1: Force setpoint
26 = 0: Free profile
= 1: Automatic profile
27 to 31 Reserved
2 Starting posi
tion
Position 1 Starting position (actual position at start)
3 Target posi
tion
Position 1 Target position for position control, end position for force
control
4 Acceleration
setpoint
Accel. 7 That is the acceleration setpoint desired by the user.
5 Maximum
acceleration
Accel. 7 The maximum possible acceleration determined by the
controller. The maximum acceleration is determined from
identification data and depends on the mass, start and
target position.
6 Deceleration
setpoint value
Accel. 7 That is the deceleration setpoint desired by the user.
1)
Units index