92 VIX AE SERVO DRIVE USER GUIDE
HChange direction
Syntax Units Range of ‘n’Default See also
aHn - + or - + STATUS
Description The H command changes the direction of motion according to a positive
demand signal. A blank value following the H command will be ignored.
Properties Immediate, saved by SV
Note The drive must be de-energised for the H command to be executed. If
the command is issued whilst the drive is energised, an error message
will be generated and the command will be ignored.
Specifying H+ sets the direction to clockwise for a positive analogue input
voltage and H- produces counter clockwise rotation for a positive input
voltage.
The direction assigned to H can be reported using the STATUS
command.