Omron RX - Absolute Position Control Mode

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4-131

4-3 Functions When PG Option Board (3G3AX-PG01) Is Used

Functions

Absolute Position Control Mode

•To use this function, set V/f characteristics selection A044 to "05" (V2), and V2 control mode

selection P012 to "02" (APR2: Absolute position control).

•When "03" (high-resolution absolute position control) is selected in V2 control mode selection

P012, control is based on ×4 the number of pulses used for internal operations.

(Set the multi-step position command and position range setting for ×4 multiplication control.)

•The position command can be changed up to 8 steps, depending on combinations of multi-function

input terminals.

•Zero return speed can be selected from one low speed and two high speeds.

(The orientation function, described in the previous section, is not available.)

•By using the teaching function, you can set the position command while running the machine.

•By allocating "73" (SPD) to a multi-function input, you can switch between the speed and position

controls.

•For data with many digits (e.g. position command), only the higher 4 digits are displayed.

Parameter No. Function name Data Default setting Unit

P012

V2 control mode

selection

02: APR2 (absolute position control)

03: HAPR (high-resolution absolute position

control)

00 

P023 Position loop gain 0.00 to 99.99/100.0 0.50 rad/s

P060

Multi-step position

command 0

Position range setting (reverse side)