CONTREX ML-Drive - Manual (Page 145)

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MP-55 LOGIC INPUTS - GROUP B
The Logic Inputs - Group B (MP-55) displays the status of the Master/Follower and Setpoint
Select logic inputs. The number “1” indicates an open, or logic high level. The number “0”
indicates a closed, or logic low level (shorted to common). In the example below, “Setpoint
Select” is the open or logic high level.
Master / Follower (J4 Pin 12)
Setpoint Select (J4 Pin 13)
Not Used
Not Used
Code
MP-56 LOGIC OUTPUTS
The Logic Outputs (MP-56) displays the status of the Drive Enable and Alarm logic outputs. The
number “1” indicates an inactive or de-energized (logic high) level. The number “0” indicates an
active or energized (logic low) level. In the example below, “Alarm” is the inactive or de-
energized (logic high) level.
Drive Enable (J4 Pin 16)
Alarm (J4 Pin 17)
Not Used
Not Used
Code
MP-57 EEPROM STATUS
The Control Parameters are stored in the EEPROM memory chip. EEPROM Status (MP-57)
displays the status of the EEPROM memory chip. The number “0” indicates no failure. The
number “1” indicates a write verify error. In the event of an error, call Technical Support at (612)
424-7800 or 1-800-342-4411.