44
W&T
Serial PCI cards
Important notes
The serial W&T PCI cards may be equipped only with the 18x1x
series interface modules (e.g. 18811, 18813, 18611, 18411,
etc.) which have a supply voltage of 5V DC.
The use of 3.3V modules in the18x3x series (e.g. 18831,
18833, 18631, etc. ) will result in destruction of the interface
modules and/or the PCI card.
When installing you must ensure that the arrangement of the
ribbon cable and the interface modules corresponds to the dra-
wing below. Otherwise the modules and/or the interface card
may be destroyed.
1
Port 3
Port 4
Pin 1
Pin 1
Interface
Module
Port 2
Interface
Module
Port 3
Pin 1
Optional fixing of
connectors by
cable straps
Pin 1
Pin 1
Interface
Module
Port 4
Pin 1
Port 2
Red Pin 1
Marking
Red Pin 1
Marking
Red Pin 1
Marking
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