User manual

31 Chapter 3
The following figure is an example of PCI-1240/PCI-1240U connected to
UPK step drive manufactured by ORIENTAL company.
Figure 3.19: Example of Connecting to UPK Step Drive
Note The differential pulse output of PCI-1240/PCI-
1240U is connected to CW/CCW input of UPK
drive. XOUT4 can control UPK drive to hold by
setting D8 of WR3. TIMING and Over HEAT sig-
nals can be read back by reading RR4,5.
It is better to use a twisted pair cable for long
connections.