Uso De La Instrucción Escalar Con Parámetros (Scp) - Allen-Bradley SLC 500 Manual Del Usuario

Uso de la instrucción escalar con parámetros (SCP)
Rung 2:0
Check for below allowable range.
|
|
| +LES–––––––––––––––+
|–+LESS THAN +–––––––––––––––––––––––––––––––––––––––––––––––––( )–––––|
| |Source A I:1.1|
| | 0|
| |Source B 14344|
| | |
| +––––––––––––––––––+
Rung 2:1
Check for above allowable range.
|
|
| +GRT–––––––––––––––+
|–+GREATER THAN +–––––––––––––––––––––––––––––––––––––––––––––––––( )–––––|
| |Source A I:1.1|
| | 0|
| |Source B 16383|
| | |
| +––––––––––––––––––+
Rung 2:2
Turn on the below range alarm output when the analog
input is below the acceptible range.
| Below
| range flag
| B3
|––––] [––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––( )––|
| 0
Rung 2:3
Turn on the above range alarm output when the analog
input is above the acceptible range.
| Above
| range flag
| B3
|––––] [––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––( )––|
| 1
Rung 2:4
| Below |Above
| range flag |range flag
| B3 B3
|––––]/[––––––––]/[–––––––––––––––––––––––––––––––––––––––+SCALE W/PARAMETERS+–|
| 0 1
Rung 2:5
|
|–––––––––––––––––––––––––––––––––––––+END+––––––––––––––––––––––––––––––––––––|
Ejemplos de programación
Below
range flag
Above
range flag
Below
range alarm |
Above
range alarm |
Scale
analog input
+SCP–––––––––––––––+ |
|Input
|
|Input Min.
|
|Input Max.
|
|Scaled Min.
|
|Scaled Max.
|
|Scaled Output N7:0|
|
+––––––––––––––––––+
Publicación 1746 6.4ES - Enero de 1996
6–7
|
|
B3 |
0 |
|
|
|
|
|
|
B3 |
1 |
|
|
|
|
|
O:2 |
0 |
|
O:2 |
1 |
|
|
I:1.1| |
0|
0|
|
32767|
|
100|
|
500|
|
0|
|