Publication PSS-SG001A-EN-P – June 2005
Power Supply Distance Rating
Modules are placed to the right of the power supply. Each
Isysnet module can be placed in any of the slots to the right of
the power supply until the usable backplane current of that
PointBus Current Requirements
Catalog Number
PointBus Current Requirements
PSSN8xxx
PSSP8xxx
75 mA
PSST8xxx
PSSTR4MRA
90 mA
PSSNACM12A
PSSTACM12A
75 mA
PSSNAVM12A
PSSTAVM12A
PSSS23A
75 mA
PSSV32A
supply has been exhausted. An adapter provides 1 A current
to the PointBus. The PSSSE24A provides up to 1.3 A and I/O
modules require from 75 mA (typical for the digital and analog
I/O modules) up to 90 mA or more.
Step 5 – Placing Isysnet Modules
Determining Mounting Requirements
The producer/consumer model multicasts messages. This
means that multiple nodes can consume the same data at the
same time from a single device. Where you place I/O modules in
the control system determines how the modules exchange data.
Maximum Size Layout
PointBus Current (mA)
Maximum I/O Modules
Maximum I/O Modules
Maximum Number of
with 24VDC Backplane
with Expansion
I/O Module
Current at 75 mA each
Power Supplies
Connections
PSSCDM12A on DeviceNet
PSSCDM18PA on DeviceNet
PSSCCNA on ControlNet
1000
Up to 13
63
5 rack and 20 direct
PSSCENA on EtherNet/IP
20 total connections
including rack and direct
PSSCPBA on PROFIBUS
Not to exceed scanner
Horizontal mounting:
capacity
1A@5Vdc for 10...19.2V
input; 1.3A @ 5VDC for
PSSSE24A Expansion Power
19.2...28.8V input
Vertical mounting:
1A @ 5VDC for
10...28.8V input
For a Rockwell controller to control Isysnet, the I/O must be:
• On the same network as the controller
or
• On a ControlNet network that is local to that controller
or
• On an EtherNet/IP network that is local to that controller
Isysnet
15
Содержание H Series
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Страница 170: ...Publication DNET UM072C EN P July 2004 1 26 Get Started Notes...
Страница 194: ...Publication DNET UM072C EN P July 2004 2 24 Identify Cable System Components Notes...
Страница 212: ...Publication DNET UM072C EN P July 2004 3 18 Make Cable Connections Notes...
Страница 238: ...Publication DNET UM072C EN P July 2004 4 26 Determine Power Requirements Notes...
Страница 248: ...Publication DNET UM072C EN P July 2004 5 10 Correct and Prevent Network Problems Notes...
Страница 250: ...Publication DNET UM072C EN P July 2004 A 2 Understand Select NEC Topics Notes...
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Страница 267: ...Isysnet Serial Bus System Selection Guide Pneumatic...
Страница 287: ...H Series Fieldbus DeviceNet Adapters PSSCDM12A PSSCDM18PA User Manual...