47
7.20 Miscellaneous Block - MOP
The MOP (Motor Operated Potentiometer) block
provides a means to control a reference level
via external contact closures for Increase,
Decrease, and Reset.
Increase (316)
When True, the
Output
increases at a rate controlled by
Increase Time
up to a maximum value determined by
Max
Value
.
Decrease (317)
When True, the
Output
decreases at a rate controlled by
Decrease Time
down to a
minimum value determined by
Min Value.
Increase Time (318)
The
Increase Time
adjustment controls the amount of time that it takes for the
Output
to
change from 0.00% to 100.00%.
Decrease Time (319)
The
Decrease Time
adjustment controls the amount of time that it takes for the
Output
to
change from 100.00% to 0.00%.
Max Value (320)
The upper limit of the
Output
.
Min Value (321)
The lower limit of the
Output
.
Reset (322)
When True, the
Output
is reset to the
Reset Value
level.
Reset Value (323)
The level the
Output
is immediately set to when the
Reset
is True.
Output (324, Read-Only)
The output of the MOP Block.
Example - MOP
Setup the MOP block to control Setpoint B. Define Digital Input 4 as the Increase input,
Digital Input 5 as the Decrease input, and Digital Input 6 as the Reset Input. The MOP should
operate between 0.00% and 50.00% with Accel and Decel times of 20.0 seconds. The Reset
Value should be 5.00%.
1. While the drive is stopped, go to Setup|Programming|Inputs|Digital menu section.
2. Set
Digital Input 4 Destination
to
Increase (316)
.
3. Set
Digital Input 4 Open Value
to 0 (False).
4. Set
Digital Input 4 Closed Value
to 1 (True).
5. Set
Digital Input 5 Destination
to
Decrease (317)
.
6. Set
Digital Input 5 Open Value
to 0 (False).
7. Set
Digital Input 5 Closed Value
to 1 (True).
8. Set
Digital Input 6 Destination
to
Reset (322)
.
9. Set
Digital Input 6 Open Value
to 0 (False).
10. Set
Digital Input 6 Closed Value
to 1 (True).
Figure 37
Summary of Contents for Elite Pro EPN020-000
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