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74 Micro Motion
®
Model 1500 Transmitters with the Filling and Dosing Application
Using the Filling and Dosing Application
Figure 8-5 Fill sequences: Two-stage discrete fill, Open Secondary at 0%, Close Primary First
0% m% 100%
Normal operation
n%
0% m% 100%
x% before Primary Open
n%x% m+x%
0% m% 100%
x% after Primary Open, when
m+x% < n%
n%x% m+x%
0% m% 100%
x% after Primary Open, when
m+x% > n%
n%x% m+x%
0% m%
x% after Primary Close
n% x% 100%m+x%
Configured values
• Open Secondary: 0%
• Open Primary: m%
• Close Primary: n%
Legend
•Primary valve
• Secondary valve
•Flow
Valve behavior with PAUSE/RESUME at x%