Klark Teknik QFLEX Manual Del Usuario página 27

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QFLEX ISOLATOR
2. Using only the Phoenix IN (or OUT) ports
allows the network wiring to be installed
and tested before other equipment
is installed.
LINK LINK
LINK LINK
ISO ISO
IN OUT IN OUT
3. ISOLATORs may be used to segment a large
network as convenient, protecting each
segment from the others. Note that using
them in this way does NOT allow the
network to exceed the 1 km total maximum
length limit.
IN LINK IN LINK
USB
LINK LINK ISO
Interface
4. Here multiple ISOLATORS are used to
create multiple backbones. As long as the
ISOLATORS are local to each other and the
controlling system, then each backbone may
be the full 1 km long.
LINK LINK
LINK LINK
ISO ISO
IN OUT OUT
IN
Network Backbone
IN LINK IN LINK IN LINK IN LINK
OUT LINK ISO OUT
Note that the maximum number of VNET
products per network (not per backbone)
remains 32.
Ethernet
LINK
Interface
USB
LINK
Interface
USB
LINK IN SENTINEL LINK
Interface
LINK
ISO
IN
BACKBONE "A"
5. Because of the limited power available from
a USB interface, connecting the USB
interface directly to an ISOLATOR will not
work unless an external power supply is
connected either to the rear of the USB
interface or, as shown, to the ISOLATOR.
USB
LINK
Interface
LINK
PSU
LINK LINK
ISO ISO
IN OUT IN OUT
Quick Start Guide
PSU must be able to supply
100mA for each ISOLATOR
12 V
Power Supply
PSU PSU PSU
LINK LINK
ISO ISO
OUT IN OUT IN OUT
BACKBONE "B"
BACKBONE "C"
12 V 100mA
Power Supply
LINK LINK
LINK LINK
ISO ISO
IN OUT IN OUT
Network Backbone
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