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DIRIS DIGIWARE - 546420C - SOCOMEC
9 .2 .1 . Connection with the DIRIS Digiware C-31 system interface module
In an RS485 link, the DIRIS Digiware C-31 system interface module may be placed anywhere in the RS485 link.
The following rules must be observed:
• A 120 Ω resistor must be added at the start of the RS485 link
• A 120 Ω resistor must be added at the end of the RS485 link
• A termination must be added at the end of the Digiware bus.
Connection example:
PC
RS485
120 Ω
120 Ω
RS485
RS485
Ethernet
DIRIS Digiware C-31
DIRIS G
DIRIS
COUNTIS
DIRIS B
Bus Digiware
Termination
DIRIS Digiware U
DIRIS Digiware S
Digiware Bus
9 .2 .2 . Connection with the DIRIS Digiware D-50/D-70 remote display
In an RS485 link, a DIRIS Digiware D-50/D-70 remote display is a master device of the RS485 bus and links to the
DIRIS Digiware bus. It is used like an Ethernet gateway.
The following rules must be observed:
• A 120 Ω resistor must be added at the start of the RS485 link
• A 120 Ω resistor must be added at the end of the RS485 link
• A termination must be added at the end of the Digiware bus.
Connection example:
Bus Digiware
Termination
DIRIS Digiware D-50 / D-70
PC
120 Ω
120 Ω
RS485
Ethernet
DIRIS B
DIRIS
COUNTIS
DIRIS Digiware U
DIRIS Digiware S
Digiware Bus
You can show up to 32 devices on DIRIS Digiware D-50/D-70 display.
Other connections are possible with the DIRIS Digiware D remote display; refer to its manual for more details.