Pepperl+Fuchs offers a wide range of float switches:
Electrical Design
with switching element 1 proximity switch
Nper 2-wire EN 60947-5-6 (NAMUR)
- connected with a transformer isolated
barrier suitable for use in Ex-area zone 1
Z1 Normally open contact
Z0 Normally closed contact
- for DC applications 6 V DC … 60 V DC
WÖ Normally open contact
WS Normally closed contact
-for AC applications 250 V AC
with switching element 2 Micro switch or
switching element 3 Mercury switching contact
UAC, DC
- for AC and DC applications
250 V AC/150 V DC
Quality and Standards
All products comply with national
(DIN) an international (EN; IEC)
standards. Our ISO 9001 quality
assurance system insures product
quality.
LFL
- suitable for use up to Ex-area zone 1
- mercury-free switching element
- nominal voltage, 8 V per
EN 60947-5-6 (NAMUR)
- connected through a transformer
isolated barrier (i.e. KFD2-SR...)
- mercury-free switching element
- usable as a contact output
- connects directly to a PLC input, no
interface is necessary
- contact 250 VAC/VDC, 3 A
maximum switching current
- contact 250 VAC (150 VDC), 4 A
maximum switching current
- usable as a contact output
- connects directly to a PLC input, no
interface is necessary
Application Design
Your Order Number:
Pepperl+Fuchs
Level Control Products
Pepperl+Fuchs offers a wide range of
level control products with hydrostatic
pressure sensors, magnet-operated
immersion probes, pipeline probes,
conductive probes, vibration forks,
float switches and electrodes for field
measurements. Our selection of level
control devices offers a solution for
all your measurement requirements.
Float Switches –
Simple and Economical
Float switches are one of the most
reliable and economical methods for
monitoring simple level control
applications.
1 Proximity switch
2 Micro switch
3 Mercury switching
contact
Cable Housing Material
PVC - resists waste water and aggressive liquids
PUR - resists fuel and greasy liquids
CSM - resists most acids and lyes
Cable length
3 - 3 meters
5 - 5 meters
10 - 10 meters
Float type
CK Cylinder Type
-for small mounting diameters
-mounting through G1 hole
BK Ball type
- high buoyancy for fluids with low density
Controls pumps or values with one float switch
Alarms
min./max. limit control Controls pumps or valv
with float switches
Additional Accessories
Pepperl+Fuchs offers signal conditioners, transformer
isolated barriers, displays, connection boxes and a
variety of special cables.
For a complete listing of our accessories, refer to our
catalog “Field Devices for Process Automation” or our
CD-ROM.
Worldwide Headquarters
Pepperl+Fuchs GmbH · Königsberger Allee 87
68307 Mannheim · Germany
Tel. +49 621 7 76-0 · Fax +49 621 7 76-10 00
http://www.pepperl-fuchs.com
e-mail: pa-info@de.pepperl-fuchs.com
USA Headquarters
Pepperl+Fuchs Inc. · 1600 Enterprise Parkway
Twinsburg, Ohio 44087-2202 · Cleveland-USA
Tel. (330) 4 25 35 55 · Fax (330) 4 25 93 85
e-mail: sales@us.pepperl-fuchs.com
Asia Pacific Headquarters
Pepperl+Fuchs Pte Ltd. · P+F Building
18 Ayer Rajah Crescent · Singapore 139942
Tel. (65) 7 79 90 91 · Fax (65) 8 73 16 37
e-mail: sales@sg.pepperl-fuchs.com
Subject to reasonable modifications due to technical advances · Copyright PEPPERL+FUCHS · Printed in Germany · Part. No. 48 297 02/00 02
Accessories float switches
Thread Material Order-No.
Cable gland: G1A PVC LFL-Z 131
G1A brass LFL-Z 132
G2A PVC LFL-Z 161
Lock nut: G1A PVC LFL-Z 231
Counterweight: for G2 LFL-Z 32
Horn
PROCESS AUTOMATION
Float Switches
Product Overview
The Pepperl+Fuchs Group
Applica tions
Access ories
