National Instruments 8-Channel Solid-State Relay (SSR) Digital Output NI 9485 - Manual (Page 9)

© National Instruments Corp. 9 NI 9485 Operating Instructions
Connecting Loads to the NI 9485
You can connect loads to the NI 9485. Connect the load to one of
the leads of the power source. Connect either the CHa or the CHb
terminal to the load and the other terminal to the other lead of the
AC or DC power source. Figure 3 shows a possible configuration
where the load is connected to the CHb terminal and the DC or AC
power source.
Figure 3. Connecting a Load to the NI 9485
NI 9485
+
–
Load
or
AC
CHa
CHb