Rockwell-automation 1772-LP3 PLC - 2/30 Programmable Controller Progra Manual de usuario Pagina 297

  • Descarga
  • Añadir a mis manuales
  • Imprimir
  • Pagina
    / 346
  • Tabla de contenidos
  • SOLUCIÓN DE PROBLEMAS
  • MARCADORES
  • Valorado. / 5. Basado en revisión del cliente
Vista de pagina 296
File Search and File Diagnostic Instructions
Chapter 17
175
Figure 17.4
FILE
DIAGNOSTIC
012
017
File A
XOR
310
315
File B
320
325
File R
XOR Instruction SetUp
(A.)
Result
Stored
in File R
Actual
I/O States
Desired
I/O States
A 1 in File R indicates an
error in machine operation.
Error File Format
(B.)
W
ord 500 stores error number in 4digit BCD.
W
ord 501 stores input /output (I/O) in bits 0003.
(Any leading digits are stored in BCD in bits 47 and 1013.)
W
ord 502 stores the rack number in bits 1417.
The module group number in bits 1013, the high/low (1.0)
slot in bit 04 and the terminal number in bits 0003.
0001
0
1214
500
501
502
0003040710131417
Instruction Overview:
Output instruction
Key Sequence: [FILE] 20
Requires 5 words of user program
Counter is manipulated by instruction
Usually used in conjunction with an XOR instruction
Vista de pagina 296
1 2 ... 292 293 294 295 296 297 298 299 300 301 302 ... 345 346

Comentarios a estos manuales

Sin comentarios