Control System
AssemblyA PLC holds the vacuum and steam pressure and adjusts feed and product flow to hit a target concentration, usually inferred from a density or refractometer reading. It coordinates the steam, vacuum, and pump loops and runs the CIP sequence. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Control System
8 top-level lines as of r59461| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | PLC Controller 4 parts | eff-plc | 1× | 1 | 0 | assembly |
| 2 | Operator HMI 4 parts | eff-hmi | 1× | 1 | 0 | assembly |
| 3 | Variable-Frequency Drive 4 parts | eff-vfd | 4× | 4 | 0 | assembly |
| 4 | Control Cabinet | eff-control-cabinet | 1× | 1 | · | part |
| 5 | Power Supply | power-supply | 1× | 1 | · | part |
| 6 | Density Sensor | eff-density-sensor | 1× | 1 | · | part |
| 7 | Temperature Sensor | temperature-sensor | 6× | 6 | · | part |
| 8 | Relay | relay | 16× | 16 | · | part |