Yokogawa Button Operated MV2000 Manual de usuario Pagina 63

  • Descarga
  • Añadir a mis manuales
  • Imprimir
  • Pagina
    / 177
  • Tabla de contenidos
  • MARCADORES
  • Valorado. / 5. Basado en revisión del cliente
Vista de pagina 62
3-5
M-4662
UsingtheSerialInterface
RS-422/485ConnectionProcedure
TerminalArrangementandSignalNames
Connect a cable to the clamp terminal.
(Rear panel)
FG SDB RDB
SG SDA RDA
Terminal assignments are shown in the table below.
SignalName SignalDescription
FG (Frame Ground) The MV case ground.
SG (Signal Ground) Signal ground.
SDB (Send Data B) Send data B (+).
SDA (Send Data A) Send data A (–).
RDB (Received Data B) Receive data B (+).
RDA (Received Data A) Receive data A (–).
Connection
Connecting a cable
As shown in the figure below, remove approximately 5 mm of the covering from the
end of the cable to expose the conductor. Keep the exposed section from the end of
the shield within 5 cm.
Connection for a four-wire system
RDB
RDASDA
SDB
SG
FG
Shield potential
Shield
ConnectingtoaHostDevice
The figure below illustrates the connection of the MV to a host device. If the port on the
host device is RS-232, connect a converter.
RS-422/485 port
on the MV
Host computer or
host device
Host device side
Converter
RS-422/485
RS-422/485 port
on the MV
Host computer
RS-232
RS-422/485
Host device side
3.2 Connecting the MV
Vista de pagina 62
1 2 ... 58 59 60 61 62 63 64 65 66 67 68 ... 176 177

Comentarios a estos manuales

Sin comentarios