National-instruments Data Acquisition Device E Series Manual de usuario Pagina 54

  • Descarga
  • Añadir a mis manuales
  • Imprimir
  • Pagina
    / 264
  • Tabla de contenidos
  • SOLUCIÓN DE PROBLEMAS
  • MARCADORES
  • Valorado. / 5. Basado en revisión del cliente
Vista de pagina 53
Chapter 2 Analog Input
© National Instruments Corporation 2-21 E Series User Manual
Refer to the Analog Input Terminal Configuration section for descriptions
of the input modes.
Table 2-6. Recommended Input Configurations
Input
Signal Source Type
Floating Signal Sources
(Not Connect To Building
Ground)
Ground-Referenced Signal
Sources
Examples
Ungrounded thermocouples
Signal conditioning with
isolated outputs
Battery devices
Examples
Plug-in instruments
with non-isolated outputs
Differential (DIFF)
Single-Ended—
Ground Referenced
(RSE)
Single-Ended—
Non-Referenced
(NRSE)
+
+
V
s
AI –
AI GND
R
ext
AI +
+
+
V
s
AI +
AI –
AI GND
+
+
V
s
AI
AI GND
+
+
V
1
AI
+ V
g
AI GND
Ground-loop losses, V
g
, are added
to measured signal.
NOT RECOMMENDED
+
+
V
s
AI
AI SENSE
AI GND
AI GND
R
ext
+
+
V
s
AI
AI SENSE
AI GND
Vista de pagina 53
1 2 ... 49 50 51 52 53 54 55 56 57 58 59 ... 263 264

Comentarios a estos manuales

Sin comentarios