SV9 is a successor of SV8 terminal board. The new accessory contains replacable screw contacts for even easier acces to the wiring. The onboard LED diodes indicate the state of the digital inputs and outputs. This feature will help with troubleshooting of the connections.
The board is strongly recommneded for connecting the General Purpose Fraction Collector (FC GP) control module.
Read more details about SV9 Terminal board.