CleaverBrooks ADAC 1000, Руководство по эксплуатации

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Chapter 3 — Commissioning
3-34 Part No. 750-386
3.20-Overflow Valve Control
Available on single tank applications.
Only available on the DA tank in dual tank applications.
Only available if the Steam PRV Valve option is NOT selected.
In Auto mode the control output modulates linearly based on tank
level.
As DA tank level increases above tank level setpoint, control output
will increase linearly between the tank level setpoint and the tank
level transmitter span value.
The Set Point minimum entry is the DA Primary MUV Set Point
value.
The Set Point maximum entry is the Tank Level Transmitter span
value.
Manual decrement/increment buttons are only available in Manual
mode.
An operator level password is required to adjust tank level setpoint.
A Help Screen is available.
Figure 3-33 Overflow Valve Control