Hitachi SJ200 Series

SJ200 Inverter
Operations
and Monitoring
4–27
The diagram below shows the use of 3-wire control. STA (Start Motor) is an edge-sensi-
tive input; an OFF-to-ON transition gives the Start command. The control of direction is
level-sensitive, and the direction may be changed at any time. STP (Stop Motor) is also a
level-sensitive input.
Motor revolu-
tion speed
[STA] terminal
[F/R] terminal
[STP terminal]
1
0
t
1
0
1
0