Emerson MICRO MOTION 1500 - Fill Sequences with PAUSE and RESUME

72 Micro Motion
®
Model 1500 Transmitters with the Filling and Dosing Application
Using the Filling and Dosing Application
8.3.3 Fill sequences with PAUSE and RESUME
This section provides illustrations of fill sequences when the fill is paused and resumed at different
points in the process.
Figure 8-3 Fill sequences: Two-stage discrete fill, Open Primary at 0%, Close Primary First
0% 100%
Normal operation
Configured values
• Open Primary: 0%
• Open Secondary: m%
• Close Primary: n%
Legend
•Primary valve
• Secondary valve
•Flow
n%
0% m% 100%
x% before Secondary Open
n%x% m+x%
0% m% 100%
x% after Secondary Open,
when m+x% < n%
n%x%
m+x%
0% m% 100%
x% after Secondary Open,
when m+x% > n%
n%x% m+x%
0% m%
x% after Primary Close
n% x% 100%m+x%
m%
Valve behavior with PAUSE/RESUME at x%