Publication 1756-UM001G-EN-P - January 2007
Communicate over Networks 45
Foundation Fieldbus
Foundation Fieldbus is an open interoperable fieldbus designed for
process control instrumentation.
Foundation Fieldbus distributes and executes control in the device.
The Foundation Fieldbus linking device:
• bridges from an Ethernet/IP network to an H1 connection.
• accepts either HSE or EtherNet/IP messages and converts them
to the H1 protocol.
Foundation Fieldbus Overview
Additional Resources
For additional information, consult these devices:
• RSFieldbus User Manual, publication RSFBUS-UM001
• Foundation Fieldbus Linking Device User Manual, publication
1757-UM010
Application Required Linking Device
• Bridge an EtherNet/IP network to Foundation Fieldbus.
• Connect via a low-speed serial (H1) and high-speed
Ethernet (HSE) network connections.
• Access devices directly via an OPC server.
1757-FFLD
• Connect via low-speed serial (H1) connections.
• Bridge a ControlNet network to a Foundation Fieldbus.
• Support redundant ControlNet media.
1788-CN2FF
S
T
A
T
U
S
W
D
OG
BA
TT
N
S
1
M
O
D
E
H1
H1
H1
H1
H1-1
H1-2
H1-3
H1-4
F
O
U
ND
A
T
I
O
N
F
i
e
l
dbu
s
F
O
U
ND
A
T
I
O
N
F
i
e
l
dbu
s
L
i
n
k
i
ng
D
e
v
i
ce
LINK NET OK
RSFieldbus
24V dc
Power
Supply
Power
Conditioner
Field Device Field Device
1757-FFLD Linking Device
ControlLogix Controller with
a 1756-ENBT Module
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