14 Flow and Pressure Modulesï€
200 Operation Manual
About Flow and Pressure Control
The GC uses five types of electronic flow or pressure controllers; inlet modules, detector
modules, pressure control modules (PCMs), auxiliary pressure controllers (Aux EPCs), and
pneumatic switching devices (PSDs).
All of these modules mount in the slots at the top rear of the GC. The slots are identified by
numbers, as shown here.
Figure 70. EPC module slots
Table 22 EPC Modules
Number Usage
1Inlet module
2Inlet module
3Aux EPC
4Aux EPC
5 Detector module/Aux EPC
6 Detector module/Aux EPC
7 Detector module
8 Detector module