78
High/Low Alarm (Block Model 111)
Section 6-10
1: Status Display
Displays the alarm status. The values of tag ITEMs U1 and U2 determine
which status character string is displayed.
These buttons are created as ON/OFF Buttons using a Select Shape of type 3
to switch the graphic displaying the NR, H, or L characters.
Control Flag input is disabled.
2: Input Value
The fixed characters “X1” are displayed as a Text object. The numeral display
field is display-only. (A Control Flag is set to disable input.)
The numeral display for X1 uses an engineering unit.
3: H (High Alarm SV) Numerical Value Display and Input
A Numeral Display and Input object is used to display the value of tag ITEM
A1 (ITEM 009) in engineering units. Touch this field to display a ten-key pad
below it.
Data is written to the write address of tag ITEM A1 (ITEM 009) using the
Before Writing Numeral/String macro.
$W2047=GETNUMVAL();
WRITECMEM([A1],$W2047,1);
RETURN(1);
The upper and lower limit values are equivalent to
−
320% and 320% with
engineering units.
4: L (Low Alarm SV) Numerical Value Display and Input
A Numeral Display and Input object is used to display the value of tag ITEM
A2 (ITEM 010) in engineering units. Touch this field to display a ten-key pad
below it.
Data is written to the write address of tag ITEM A2 (ITEM 010) using the
Before Writing Numeral/String macro.
$W2047=GETNUMVAL();
WRITECMEM([A2],$W2047,1);
RETURN(1);
The upper and lower limit values are equivalent to
−
320% and 320% with
engineering units.
Display
U1: High alarm output (012)
U2: Low alarm output (013)
NR
0
0
L
0
1
H
1
0
H
1
1
Summary of Contents for Face Plate Auto-Builder for NS 3.1
Page 2: ...WS02 NSFC1 EV3 Face Plate Auto Builder for NS Ver 3 1 Operation Manual Revised December 2007...
Page 3: ...iv...
Page 5: ...vi...
Page 13: ...xiv...
Page 21: ...6 Upgrades Made for Version 3 1 Section 1 6...
Page 27: ...12 Uninstalling the Face Plate Auto Builder for NS Section 2 2...
Page 28: ...13 SECTION 3 Basic Operation Flow 3 1 Basic Operation Flow 14...
Page 39: ...24 Merging Projects Section 4 2...
Page 141: ...126 Segment Program 3 Block Model 158 Section 6 19...
Page 143: ...128 Revision History...
