Endress+Hauser Liquiphant M FTL50 Manuale utente
BA213F/24/ae/03.06
52005008
Operating Instructions
Liquiphant M FTL50, FTL51
Level Limit Switch
Operating Instructions Liquiphant M FTL50 / FTL51
2 Endress+Hauser
Table of Contents
Safety Instructions
Order Codes
Installation
Setup
Maintenance & Cleaning
Technical Data
Troubleshooting
Spare Parts
Supplemental documentation
Liquiphant M FTL50 / FTL51 Operating Instructions
Endress+Hauser 3
1 Safety Instructions
Safe and secure operation of the unit can only be guaranteed if the operating instructions and all
safety notes are read, understood and followed.
1.1 Approved usage
The Liquiphant M FTL50 and FTL51 is designed for level limit detection in liquids. If used incor-
rectly, it is possible that application-related dangers may arise. The level limit switch Liquiphant M
FTL50 and 51 may be installed, connected, commissioned, operated and maintained by qualified
and authorized personnel only, under strict observance of these operating instructions, any relevant
standards, legal requirements, and, where appropriate, the certificate.
1.2 Safety pictograms and symbols
Safe and reliable operation of this unit can only be guaranteed if the safety hints and warnings in
these operating instructions are followed. The safety hints in these instructions are highlighted using
the following symbols:
"Caution!
This symbol indicates activities and actions that, if followed incorrectly, could lead to faulty opera-
tion or even damage to the unit.
!Note!
This symbol indicates activities and actions that, if followed incorrectly, could have an indirect influ-
ence on the unit operation or could lead to an unforeseen unit reaction.
0- Hazardous area, certified equipment!
If this character is shown on the unit, then it may be operated in hazardous areas.
.Non-hazardous area!
This symbol identifies the non-hazardous areas in these instructions. Units that operate in the non-
hazardous areas but that are connected to the hazardous areas must also be certified.
1.3 Handling
Hold by housing, flange or
extension tube
kA143Y02ae.eps
Operating Instructions Liquiphant M FTL50 / FTL51
4 Endress+Hauser
Do not bend.
Do not shorten.
Do not lengthen
2 Order Codes
Product structure
KA143Y03ae.eps
Design Basic weight
FTL50 Compact 1.3 lb 0.6 kg
FTL51 With extension pipe 1.3 lb 0.6 kg
10 Certificates, applications
A Version for non-hazardous area
P FM IS, Class I, II, III Division 1, Group A-G
Q FM XP, Class I, II, III Division 1, Group B-G, for E5 housing Group A-G
R FM NI, Class I Division 2, Group A-D
S CSA IS, Class I, II, III Division 1, Group A-G
T CSA XP, Class I, II, III Division 1, Group A-G
U CSA General Purpose
YSpecialversion
ATEX and TIIS certified units available
on request
20 Process connection, material Additional weight
Note: For 1450 psi (100 bar) process pressure, please select the appropriate option under "Additional option"
Installation in welding neck accessory
GM2 ¾" NPT Thread ANSI 316L
GM5 ¾" NPT Thread ANSI Alloy C4
GN2 1" NPT Thread ANSI 316L 0.4 lb 0.2 kg
GN5 1" NPT Thread ANSI Alloy C4 0.4 lb 0.2 kg
A82 1" 150 lb RF Flange ANSI B16.5 316/316L 2.2 lb 1.0 kg
AA2 1-¼" 150 lb RF Flange ANSI B16.5 316/316L 2.6 lb 1.2 kg
AB2 1-¼" 300 lb RF Flange ANSI B16.5 316/316L (FTL 51) 4.4 lb 2.0 kg
AC2 1-½" 150 lb RF Flange ANSI B16.5 316/316L 3.3 lb 1.5 kg
AD2 1-½" 300 lb RF Flange ANSI B16.5 316/316L (FTL 51) 6.0 lb 2.7 kg
AE2 2" 150 lb RF Flange ANSI B16.5 316/316L 5.3 lb 2.4 kg
AE5 2" 150 lb RF Flange ANSI B16.5 Alloy C4 >316/316L 5.3 lb 2.4 kg
AF2 2" 300 lb RF Flange ANSI B16.5 316/316L 7.1 lb 3.2 kg
AG2 2" 600 lb RF Flange ANSI B16.5 316/316L (FTL 51) 9.3 lb 4.2 kg
AJ2 2-½" 300 lb RF Flange ANSI B16.5 316/316L (FTL 51) 10.6 lb 4.8 kg
AL2 3" 150 lb RF Flange ANSI B16.5 316/316L 10.8 lb 4.9 kg
AM2 3" 300 lb RF Flange ANSI B16.5 316/316L (FTL 51) 15 lb 6.8 kg
AN2 3" 600 lb RF Flange ANSI B16.5 316/316L (FTL 51)
AP2 4" 150 lb RF Flange ANSI B16.5 316/316L 15.4 lb 7.0 kg
AQ2 4" 300 lb RF Flange ANSI B16.5 316/316L (FTL 51) 25.4 lb 11.5 kg
AR2 4" 600 lb RF Flange ANSI B16.5 316/316L (FTL 51) 38.1 lb 17.3 kg
TC2 DN 25-38 (1 to 1-½") ISO 2852 Tri-Clamp 316L 0.2 lb 0.1 kg
TE2 DN 40-51 (2") ISO 2852 Tri-Clamp 316L 0.7 lb 0.3 kg
YY9 Special version
Other process connections available, contact Endress+Hauser
Liquiphant M FTL50 / FTL51 Operating Instructions
Endress+Hauser 5
30 Length, spacer, pressure tight bushing
FTL50
AA Compact Ra <3.2 µm/80 grit
IA 66 mm / 2.6" + temperature spacer 1.3 lb 0.6 kg
QA 66 mm / 2.6" + pressure tight bushing 1.5 lb 0.7 kg
FTL51
CB ....... in (6 in to 115 in) Ra 3.2 µm 316L**
CE ....... in (6 in to 115 in) Ra 3.2 µm Alloy C4** 5 lb (2.3 kg)/100 in
DB Length II* Ra 3.2 µm 316L 0.2 lb 0.1 kg
DE Length II* Ra 3.2 µm Alloy C4 0.2 lb 0.1 kg
KB ....... in (6 in to 115 in)
+ temperature spacer
316L** 5 lb (2.3 kg)/100 in
+1.3 lb (+0.6 kg)
KE ....... in (6 in to 115 in)
+ temperature spacer
316L** 5 lb (2.3 kg)/100 in
+1.3 lb (+0.6 kg)
LB Length II*
+ temperature spacer
316L 0.2 lb
+1.3 lb
0.1 kg
+0.6 kg
LE Length II*
+ temperature spacer
Alloy C4 0.2 lb
+1.3 lb
0.1 kg
+0.6 kg
SB ....... in (6 in to 115 in)
+ pressure tight bushing
316L** 5 lb (2.3 kg)/100 in
+1.5 lb +0.7 kg
SE ....... in (6 in to 115 in)
+ pressure tight bushing
Alloy C4** 5 bl (2.3 kg)/100 in
+1.5 lb +0.7 kg
TB Length II*
+ pressure tight bushing
316L 0.2 lb
+1.5 lb
0.1 kg
+0.7 kg
TE Length II*
+ pressure tight bushing
Alloy C4 0.2 lb
+1.5 lb
0.1 kg
+0.7 kg
YY Special version
*) Replacing instruments: when vertically mounting a Liquiphant M
FTL51 with length II, the switch point is at the same height as for the
Liquiphant II FTL360, FTL365, FDL30, FDL35
**) order 3001 to 6000 mm (116 to 235 in) via yy
40 Electronic insert
1 FEL51* Contact-free two-wire, 19 to 253 V AC
2 FEL52* PNP three-wire, 10 to 55 V DC
4 FEL54 Floating change-over contacts, DPDT, 19 to 253 V AC, 19 to 55 V DC
5 FEL55 8/16 mA, 11 to 36 V DC
6FEL56 NAMUR
7 FEL57 Two-wire PFM
8 FEL58* NAMUR with push button (disconnects wire)
9 Special version
*) Also available in compact housing
50 Housing, cable entry
C3 Compact housing 316L IP66/68 5m cable
D3 Compact housing 316L IP65 Pg11 connector
E3 Compact housing 316L NEMA4x NPT1/2" connector
N3 Compact housing 316L IP66/68 M12 connector
E4 Polyester housing Nema 4x, NPT ½"
E5 Aluminum housing Nema 4x,NPT ¾" 1.1 lb/0.5 kg
E6 316L housing Nema 4x, NPT ½" 0.2 lb/0.1 kg
E7 Aluminum housing IP66 NPT ¾",
with separate connection compartment
2.0 lb/0.9 kg
Y9 Special version
60 Additional fittings
A No additional fittings
C 3.1.B material, wetted parts 316L,
Inspection certificate to EN 10204, in accordance with Specification 52005759
N NACE 3.1.B
P 1450 psi (100 bar) process pressure (FTL51)
R 1450 psi (100 bar) process pressure, EN 10204 - 3.1 material, NACE
MR0175 (316L wetted parts) (FTL51)
Inspection certificate
S GL marine approval (FTL 51: max. length 63"/1600 mm)
Y Special version
FTL 5# - Complete product designation
Operating Instructions Liquiphant M FTL50 / FTL51
6 Endress+Hauser
3 Installation
3.1 Application
Level limit detection in
liquids
3.2 Measuring System
For direct connection
KA143Y10ae.eps
"T"
…
Order code:
FTL5#-###### ####
FEL 5
FEL 5
FEL 5
1
2
4
Electronic inserts
External load
KA143Y11ae.eps
Liquiphant M FTL50 / FTL51 Operating Instructions
Endress+Hauser 7
For connection via
switching unit
3.3 Installation
Switchpoint depends on
mounting position
!Note!
The switchpoints of the Liquiphant Mare at different positions than those of the previous version
Liquiphant II.
Order code:
FTL5#-###### ####
FEL 5
FEL 5
FEL 5
FEL 5
5
6
7
8
Electronic insert
KA143Y12ae.eps
…
E
X
E
X
I.S.
*)
FTL…,
SIF…, SIN…,
FXN…
*) Switching unit, PLC,
isolating amplifier
KA143Y13ae.eps
KA143Y15ae.eps
Operating Instructions Liquiphant M FTL50 / FTL51
8 Endress+Hauser
Mounting examples as a
function of liquid viscosity
Consider buildup.
Fork may not contact the
buildup
min. 1 in
min. 25 mm()
min. 1.5 in
(min. 40 mm)
min. 2"
(min. DN 50)
**
n= 0 - 10,000 cP
n= 0 - 2000 cP
*Deburr
KA143Y16ae.eps
*
*
*Distance
KA143Y17ae.eps
Liquiphant M FTL50 / FTL51 Operating Instructions
Endress+Hauser 9
In cases of dynamic forces
support
Allow clearance
KA143Y18ae.eps
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .
.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
"T"
"T" = with temperature spacer for insulated tanks
KA143Y19ae.eps
Operating Instructions Liquiphant M FTL50 / FTL51
10 Endress+Hauser
Orientation of fork tines:
marking above or below
Screw Liquiphant into
process connection.
DON’T use housing to turn.
KA143Y20ae.eps, KA143Y21ae.eps
A
41
41
B
!
41
P
T
F
E
T
E
F
L
O
N
¾ NPT, R ¾, G ¾ A, SW ( )
1 NPT, R 1, G 1 A, SW ( )
1¼" 32 mm
1 " 41 mm
58
Above or below
G ¾ A, SW ( )
G 1 A, SW ( )
1¼" 32 mm
1 " 41 mm
58
KA143Y22ae.eps
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