Supervisormode
WTX110
A4774-1.0
HBM: public
139
10.2.11 Valve control
Valve
The valves are controlled by two digital outputs outputs
Coarse flow
and
Fine flow
. Four modes are available, supporting various valve types:
Menu
Key
Function/Secondary selection
Valve
Fine
For explanatory notes see
also
Fine2
For explanatory notes see
also
Coarse/Fine
For explanatory notes see
also
Invers
For explanatory notes see
also
10.2.11.1
Coarse and fine (
Fine
)
At the start of the coarse flow phase coarse and fine flow are activated. When
the coarse flow limit switch (CBK) is reached the coarse flow is deactivated. If
opening occurs in the fine flow phase, such as during re-dosing (parameter
P1 > 0), or when starting from a stop, only the fine flow is activated.
Coarse flow
Fine flow
Start
Coarse flow cut-off
point
Start
Fine flow cut-off
point
Time
Time
OFF
OFF
ON
ON
Fig. 10.3
Filling cycle with valve control Fine
Содержание WTX110
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Страница 55: ...Installation WTX110 A4774 1 0 HBM public 53 Fig 4 12 Positioning of ALI option on the WTX110 motherboard...
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