The 3-Column Selection Valve is an 8-port, 3-position valve that allows selection among 3 column positions. The tubing for the 3-column selection valve is installed at the factory. It can switch between columns, bypass to the detector using a small restrictor, or bypass to waste.
- 8-port, 3-position valve
- Allows selection among 3 column positions
- Tubing is installed at the factory
- Can switch between columns
- Can bypass to the detector using a small restrictor
- Can bypass to waste