AEC Continuous Vacuum/Pressure Conveying Systems - Manual (Page 37)

Page 36 Single- and Dual-Blower Continuous Vacuum/Pressure Systems
Figure 9
Typical CVP/CPP System Electrical Schematic
See Note #3
(typical)
Legend
----------------- Field Wiring
† Indicates terminal block connection
Notes:
1. 1PS opens on high pressure,
2. 1LS opens on cyclone separator high level.
3. 2LS closes on high level of its respective silo.
4. 1VS closes on high vacuum.