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Setup and Reference Guide - Kollmorgen

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MHINVC<br />

MHINVC is a variable which applies to encoder-based systems which use hall switches to commutate. This<br />

variable inverts the hall sensor C feedback, causing the system to read the ‘C’ hall channel as inverted data.<br />

MHINVC = 0: do not invert hall C<br />

MHINVC = 1: invert hall C<br />

Firmware Versions: All Type: switch (R/W) Units: N/A<br />

Range: 0, 1 Default: 0 EEPROM: Yes<br />

Opmodes: All Drive Status: DIS<br />

MI<br />

This comm<strong>and</strong> (Serial Move Incremental) incrementally moves the specified distance at the specified speed. A<br />

positive incremental move occurs in the direction determined by the variable DIR, <strong>and</strong> a negative incremental<br />

move occurs in the opposite direction.<br />

The optional flag [in pos ack] enables the operator to direct the drive to indicate when the comm<strong>and</strong>ed move is<br />

completed. When this flag is set to 1, the drive, upon completion of the comm<strong>and</strong>ed move, outputs an<br />

exclamation point (!) over the serial port. The exclamation point is tied to the STOPPED flag <strong>and</strong> is issued<br />

when STOPPED transitions from 0 to 1.<br />

Position is in feedback counts. Issuing an MI comm<strong>and</strong> while the motor is not stopped causes the comm<strong>and</strong> to<br />

be buffered for later execution. No more than one comm<strong>and</strong> is buffered. is always given in RPM or<br />

mm/sec <strong>and</strong> is not affected by Units. See INPOS, MA, PCMD, PEINPOS, PFB, STOPPED.<br />

in pos ack = 0: do not indicate when move is complete<br />

in pos ack = 1: indicate when move is complete<br />

Firmware Versions: 3.1.0 <strong>and</strong> later Comm<strong>and</strong> Syntax: MI [in pos ack]<br />

Opmodes: 8<br />

Drive Status: EN<br />

Range: LONG to LONG (feedback counts)<br />

1 to VMAX (rpm or mm/sec)<br />

[in pos ack] 0 or 1 (optional)<br />

Example:<br />

MI 10000 1000 (move 10,000 counts in the positive direction at a speed of 1,000 RPM)<br />

MI -10000 100 1 (move 10,000 counts in the negative direction at a speed of 100 RPM;<br />

transmit a (!) to the serial port when the move is completed)<br />

For very slow moves, set VLIM as low as possible before setting less<br />

than 1 in MI <strong>and</strong> MA. This can only be set in firmware version 3.7.0 <strong>and</strong> higher.<br />

MICONT<br />

Sets the motor’s continuous rated current. When this variable is changed, the drive enters a no-comp state,<br />

requiring a CONFIG comm<strong>and</strong> (see CONFIG).<br />

Firmware Versions: All Type: variable (R/W) Units: amperes RMS*0.1<br />

Range: 1 to 1750 Default: motor data EEPROM: Yes<br />

Opmodes: All Drive Status: DIS<br />

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