NI SCXI-1190/1191
The NI SCXI-1190/1191 module has one possible legacy suffix: INSTR.
SCXIx::x::INSTR
When you configure the NI SCXI-1190/1191 with INSTR, you can control the NI SCXI-1190/1191 by calling the niSwitch Connect Channels VI or the niSwitch_Connect function and the niSwitch Disconnect Channels VI or the niSwitch_Disconnect function. Refer to the topology of the NI SCXI-1190/1191 in Devices for valid channel names.