Emerson Micro Motion LF Series, Installation Manual

Page: 51 / 104

LF-Series Flowmeters: Sensor/Transmitter Installation 45
I/O Wiring – FM FB and PA Transmitters
I/
O
Wi
ri
ng
– FM
A
N
I/
O
W
ir
in
g
– FM FB an
d P
A
I/O
W
ir
in
g
–
F
M
C
IO
Sens
or
W
ir
in
g
I/
O
Wi
ri
ng
– FM
A
N
I/
O
W
ir
in
g
– FM FB an
d P
A
I/O
W
ir
in
g
–
F
M
C
IO
Sens
or
W
ir
in
g
I/
O
Wi
ri
ng
– FM
A
N
I/
O
W
ir
in
g
– FM FB an
d P
A
I/O
W
ir
in
g
–
F
M
C
IO
Sens
or
W
ir
in
g
I/
O
Wi
ri
ng
– FM
A
N
I/
O
W
ir
in
g
– FM FB an
d P
A
I/O
W
ir
in
g
–
F
M
C
IO
Sens
or
W
ir
in
g
Figure 8-2 Connecting the Profibus-PA communication wires
Bus
power
supply
Profibus-PA segment per Profibus-
PA User and Installation Guideline
published by PNO
Spur to Profibus-PA segment
per Profibus-PA User and
Installation Guideline
published by PNO
➯
Terminals 3–6
{
Terminals 1–2
Note: Terminals 3 through 6 are not used.
Note: The Profibus communication terminals (1 and 2) are polarity-insensitive.
Note: If you want intrinsically safe wiring, see the Profibus-PA User and
Installation Guide published by PNO.