Mitsubishi Melsec-A Series User Manual page 29

3. SPECIFICATIONS
/MELSEC
(1 2) Positioning complete signal duration
Sets the duration of the "positioning complete signal" from the
AD71.
Positioning is considered to be complete after the AD71 terminates
pulse output and the predetermined dwell time has elapsed.
(1
3)
Pulse output mode
Defines the output mode as A type or 8 type.
0
Forward pulse or reverse pulse,
two
pulse chains.
0
PLS+ SIGN
Forward and reverse feed pulses.
Travel
direction is controlled by direction sign
(SIGN).
I I I
I
Low in forward direction.
Direction Sign
High in reverse direction.
slGN
(Present value increases in forward direction and
decreases in reverse.)
(1 4) Direction setting
Selects the direction for which the present value increases.
(Set 0
when using forward pulse output. Set 1 when using reverse pulse
output.
)
(15) Positioning mode
Specifies incremental, absolute, or incrementaVabsolute com-
0
In incremental mode positioning, positions are reached with
bination modes for positioning.
reference to the previous position. (See Fig. 3.6.)
Zero point A
-
B
To
move
from A to
6 .
travel is defined as point
A
t
so many
pulses.
Fig.
3.6
Incremental Method
.-
3-14
IB INAl 66101-A