
Function Blocks
STG Stage Function Block
Revision 11
HC900 Hybrid Control Designer Function Block Reference Guide
367
2/07
STAGE tabs
It looks like this graphically. There are four stage tabs, each with the same entry fields. Select the tab for
each stage at the top of the dialog box.
H
Table 109 describes the parameters and the value or selection for each stage.
Label
An 8 character label used to identify the specific stage output on the operate displays of the operator
interface.
Stage Types
There are four stage types from which to choose:
Pressure/Flow
The stage block activates its output as the
PV1
pressure
input increases above the
ON setpoint and deactivates the output as the
PV2
flow
input increases above its
setpoint.
Pump Down
The stage block activates its output as the PV1 input
rises
(activate on rise) above
the ON setpoint.
Pump Up
The stage block activates its output as the PV1 input
falls
(activate on fall) below the
ON setpoint
User Configured
The user can select
either PV for ON and OFF compare as well as the compare type
for their particular application (no restrictions).
Содержание HC900
Страница 453: ...Function Blocks XOR Function Block Revision 11 HC900 Hybrid Control Designer Function Block Reference Guide 439 2 07 ...
Страница 454: ......
Страница 455: ......