Profibus-Pa Wiring - Emerson Micro Motion LF Series Installation Manual

I/O Wiring – FM FB and PA Transmitters
Figure 8-1
Fieldbus
power
supply
Note: Terminals 3 through 6 are not used.
Note: The fieldbus communication terminals (1 and 2) are polarity-insensitive.
8.3

Profibus-PA wiring

Wire the transmitter to the Profibus-PA segment according to the diagram in Figure 8-2. Follow all
local safety regulations.
A transmitter that has been improperly wired or installed in a hazardous area
could cause an explosion.
• Make sure the transmitter is wired to meet or exceed local code requirements.
• Install the transmitter in an environment that complies with the hazardous area
approval tag on the transmitter. See Appendix A.
44
Connecting the fieldbus communication wires
Spur to fieldbus per
F fieldbus
OUNDATION
wiring specification
{
Terminals 3–6
F
OUNDATION
fieldbus wiring specification
Terminals 1–2
WARNING
LF-Series Flowmeters: Sensor/Transmitter Installation
fieldbus per F
OUNDATION