Serviceline Industrial Sensors
Serviceline Explosion Protection

Control Units Ex e, Stainless Steel LRS*.*

  • Stainless Steel enclosure
  • Installation in Zone 1, Zone 2, Zone 21 and Zone 22
  • Ex db eb, Ex ib and Ex tb certified
  • Up to 4 operators per enclosure
  • Customizable configuration of operators, contact modules and cable entries as per specification
  • Wide range of labels and accessories available
  • 4 enclosure size options
  • Degree of protection IP66
  • Installation in portrait, landscape on request

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of  LRS*.*

Product Description
Control Units Ex e, Stainless Steel
Electrical specifications
Operating voltage250 V max.
Operating current13 A max.
Terminal capacity2.5 mm2
Terminal torque0.8 Nm
Functionsee data table
Mechanical specifications
Enclosure rangeSR
Enclosure coverfully detachable
Cover fixingstainless steel A4 (V4A) hexagonal head screws
Tightening torque3 Nm - 3.5 Nm
Degree of protectionIP66
Cable entrycable glands as per specification
Number of cable entriessee data table
Defined entry areaface A and face B
Enclosure1.5 mm AISI 316L, (1.4404) stainless steel
Sealone piece closed cell silicone
Masssee data table
Dimensionssee data table
Tightening torque
Nut torque at enclosure (SW1)see datasheets of cable glands
Mountingsee data table
GroundingM6 internal/external brass nickel-plated grounding bolt
Ambient conditions
Ambient temperature-40 ... 55 °C (-40 ... 131 °F)
-50 °C (-58 °F) on request
Data for application in connection with hazardous areas
EU-type examination certificateCML 16 ATEX 3009X
MarkingEx-Hexagon II 2 GD
Ex db eb ib mb IIC T* Gb
Ex tb IIIC T** °C Db
T4/T130 °C @ Ta +55 °C
T6/T80 °C @ Ta +40 °C on request
International approvals
IECEx approvalIECEx CML 16.0008X
UKCA approvalCML 22 UKEX 2550X
ECAS approval22-10-53256/E22-09-052316/NB0002
Degree of protectionEN 60529
Usage categoryIEC / EN 60947
CE marking0080 or 0102, see type label
General information
Ordering informationFor standard configured units please see pdf datasheet. For configuration details please contact Customer Service.
Supplementary informationEC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see
Optional accessoriesengraved traffolyte tag label
engraved AISI 316L stainless steel tag label
color in-fill stainless steel tag label
M6 internal/external stainless steel grounding bolt
Indicators/operating means
Control elementssmall footprint max. 4 see data table
all NC contacts have a direct opening action for emergency stop functions


ECLASS 11.027144052
ECLASS 10.0.127144052
ECLASS 9.027144052
ECLASS 8.027144052
ECLASS 5.127371228
ETIM 8.0EC000522
ETIM 7.0EC000522
ETIM 6.0EC000522
ETIM 5.0EC000522
UNSPSC 12.139121314

Details: LRS*.*


The versatile control units of the LRS series are available pre-configured off-the-shelf or flexibly customized with a great variety of operating elements, cable glands and accessories.

The comprehensive range of control functions allow the configuration of each control unit to exactly meet any application requirements and ensure optimal space efficiency.

The enclosures are manufactured from brushed AISI 316L stainless steel to provide excellent tarnish and corrosion resistance.

Durable materials and components of high quality, such as stainless steel A4 (V4A) fixings allow the control units to be used in harsh ambient conditions.

Product Documentation: LRS*.*

Language Selection:
Brief InstructionsLanguageFile TypeFile Size
Brief instructionsENGPDF243 KB

Approvals: LRS*.*

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
CML IECEx Certificate of ConformityIECEx CML 16.0008XALLLINK---
ECASEx22-10-53256/E22-09-052316/NB0002ALLPDF850 KB
UK-Type Examination CertificateCML 22UKEX2550XALLPDF354 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-5408AALLPDF336 KB
UK Declaration of Conformity (P+F) / UK-Konformitäterklärung (P+F)DOC-6978ALLPDF257 KB