Wiring; Quick Wiring Guide - Endress+Hauser Fieldbus Levelflex M FMP41C Operating Instructions Manual

Wiring

"
Caution!
When you use the measuring system in hazardous areas, make sure you comply with
national standards and the specifications in the safety instructions (XA's).
Make sure you use the specific cable gland.
-
-
22
4 Wiring
4.1

Quick wiring guide

Wiring in F12/F23 housing
Before connection please note the following:
l
Foundation Fieldbus devices are marked on the nameplate (1).
The voltage is determined by the Foundation Fieldbus
standard and the desired safety concept. (e.g. FISCO).
l
Connect potential matching line to transmitter
ground terminal (7) before connecting up the device.
l
Tighten the locking screw (8) :
It forms the connection between the antenna and the housing
earth potential.
On devices supplied with a certificate, the explosion protection
is designed as follows:
l
Housing F12 - EEx ia:
Power supply must be intrinsically safe.
l
The electronics and the current output are galvanically
separated from the probe circuit.
Connect up the Levelflex M as follows:
l
Unscrew housing cover (2).
l
Remove any display (3) if fitted.
l
Remove cover plate from terminal compartment (4).
l
Pull out terminal module slightly using pulling loop.
l
Insert cable (5) through gland (6).
Use screened, twisted wire pair.
Only ground screen conductor (7) on sensor side.
l
Make connection (see pin assignment).
l
Re-insert terminal module.
l
Tighten cable gland (6).
l
Tighten screws on cover plate (4).
l
Insert display if fitted.
l
Screw on housing cover (2).
≈
(on dust-Ex torque 40 Nm).
7
plant
1 2 3 4
ground
FF- FF+
Levelflex M FMP41C with FOUNDATION Fieldbus
ENDRESS+HAUSER
LEVELFLEX-M
Order Code:
Ser.-No.:
LN= PN=
1
Profibus PA
Foundation Fieldbus
90 ... 253 V AC 1VA
10,5 ... 32 V DC 1W
16 ... 3 V DC 0,8W
4 ... 20 mA HART 2-wire
4-wire
TA > 70°C :
t >85°C
7
8
#
#
Unplug display connector!
6
5
1 2 3 4
Sealed terminal
compartment
Made in Germany
D-79689 Maulburg
IP68 / NEMA 6P
if modification
Patents
X =
see sep. label
Dat./Insp.:
D01301-A
2
3
R
S E S E R
AU AU
S +H S +H
E S E S
D R D R
E N E N
4
L00-FMP41Cxx-04-00-00-en-005
Endress + Hauser