CONTREX ML-Drive User Manual

Page 138

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CP-06

DIRECT SETPOINT

Use the Direct Setpoint (CP-06) to set the drive output that is used when the ML-Drive is in the
Direct Mode of operation. Direct mode is an open-loop mode of operation. Scaling,
Acceleration/Deceleration, and closed loop compensation (PID) software are not involved in the
Direct mode. The Direct mode is used in conjunction with the Run and Stop controls.

CP-10

ALARM FORMAT

By entering alarm Control Parameters, you can establish circumstances under which the
ML-Drive will alert you to potential operating problems. The alarm can be wired to activate a
warning light, a warning sound, or to shut down the system under specified conditions. Alarm
Format (CP-10) determines which alarm conditions will activate the Alarm output, using the
values that are entered in Low Alarm (CP-12), High Alarm (CP-13), Ramped Error (CP-14) and
Scaled Error (CP-15).

0 = No Alarm

8 = Scaled Error

1 = Low Alarm

9 = Low Alarm or Scaled Error

2 = High Alarm

10 = High Alarm or Scaled Error

3 = Low Alarm or High Alarm

11 = Low Alarm or High Alarm or Scaled Error

4 = Ramped Error

12 = Ramped Error or Scaled Error

5 = Low Alarm or Ramped Error

13 = Low Alarm or Ramped Error or Scaled Error

6 = High Alarm or Ramped Error

14 = High Alarm or Ramped Error or Scaled Error

7 = Low Alarm or High Alarm

15 = Low Alarm or High Alarm or Ramped Error or

or Ramped Error

Scaled Error

CP-12

LOW ALARM

Low Alarm (CP-12) is the RPMs at or below which you want the Alarm output to activate.

CP-13

HIGH ALARM

High Alarm (CP-13) is the RPMs at or above which you want the Alarm output to activate.

CP-14

RAMPED ERROR ALARM

The Ramped Error Alarm (CP-14) is the RPM deviation between the ramped reference and the
feedback that will activate the Alarm output (at or above).

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