JVL MIS17 Series User Manual page 295

Integrated step motors, including step motor controller smc66, smc85
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11.5 Objects used in the DSP-402 standard
Example 2:
We have an MIS232 with 1600 counts/revolution and the same belt drive as in the above
Position factor example.
We want the user unit of acceleration to be in mm/s².
The parameters should be set as follows:
Object
6097
subindex 1
h
6097
subindex 2
h
11.5.3
Changing operation mode
Change of operation mode is only possible when the operation mode is not enabled.
There is one exception and that is when changing from Zero Search mode to profile po-
sition mode. This is possible when the Zero Search sequence is completed and can be
done even though the operation mode is enabled.
11.5.4
Profile position mode
This mode can be used for positioning in which a move profile can be set up. The accel-
eration and maximum velocity can be programmed.
In this mode both absolute and relative movement is supported. This is selected using bit
6 (absolute/relative) in the status word. It is also possible to select different movement
modes. This is done with bit 5 (change set immediately) in the status word. When this bit
is 0 and a move is in progress, the new set-point is accepted, but the new set-point and
profile are not activated until the previous movement is finished. When this bit is 1, the
new set-point is activated instantly and the motor will move to the new position with the
new profile parameters.
11.5.5
Velocity mode
In this mode the motor runs at a selected velocity. A new velocity can be selected and
the motor will then accelerate/decelerate to this velocity.
The maximum slippage error is not supported in this mode.
11.5.6
Zero Search mode
Using this mode, different Zero Search sequences can be initiated. The standard Zero
Search modes from 1-34 are supported. Before starting the Zero Search, the inputs must
be configured properly using MacTalk or parameters 125,129,130,132.
JVL Industri Elektronik A/S - User Manual - Integrated Stepper Motors MIS17x, 23x, 34x, 43x
Name
Acceleration factor- Numerator
Acceleration factor - Divisor
Calculated value
(3.5*60) / 389.56
= 0.53907
9.54
Value
53907
954000
295

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