Serviceline Industrial Sensors
Serviceline Explosion Protection

Safety control unit module SB4 Module OR

SB4 Module OR
  • OSSD-R/Supply-module
  • Safety outputs OSSD, external status displays OSSD
  • Start/Restart disable
  • Operating mode can be selected by means of DIP switches
  • Relay monitor
  • Screw terminals or spring terminals

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  SB4 Module OR

Product Description
Safety control unit module
General specifications
Operating modeStart/restart disable, relay monitor,
Functional safety related parameters
Safety Integrity Level (SIL)SIL 3
Performance level (PL)PL e
CategoryCat. 4
Mission Time (TM)20 a
B10dsee instruction manuals
Indicators/operating means
Diagnostics indicator7-segment display
Function indicatorLED red: OSSD OFF
LED green: OSSD ON Yellow LED: start readiness
Electrical specifications
Operating voltage24 V DC ± 20 % , via SB4 Housing
Safety output2 relay outputs, force-guided NO-contact
Signal outputOutput for displaying the switching state of the OSSDs
Switching voltage10 V ... 250 V AC/DC
Switching currentmin. 10 mA , max. 6 A AC/DC
Functional safetyISO 13849-1 ; EN 61508 part1-4
Product standardEN 61496-1
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals , lead cross section 0.2 ... 2 mm2
Option /165: Cage tension spring terminals , Cable cross-section 0.2 ... 1.5 mm2


ECLASS 11.027243101
ECLASS 10.0.127243101
ECLASS 9.027243101
ECLASS 8.027243101
ECLASS 5.127272790
ETIM 8.0EC002538
ETIM 7.0EC002538
ETIM 6.0EC002538
UNSPSC 12.146171620

Documents: SB4 Module OR

Instruction leafletsLanguageFile TypeFile Size
Instruction leaflet / Beipackzettel ALLPDF206 KB
Instruction manuals
Instruction manualENGPDF3372 KB
BetriebsanleitungGERPDF3892 KB

Approvals+Certificates: SB4 Module OR

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-2139BPDF166 KB
/cert/cert1246d.pdfZ10 12 20068 0075PDF77 KB
USA ULE215245LINK---

Software: SB4 Module OR

Software ToolsRelease InfoFile TypeFile Size
SISTEMA Library Sensors / SISTEMA-Bibliothek SensorenZIP131 KB
Functional Safety Hub from Pepperl+Fuchs

Several hundred products with a SIL/PL assessment, free tools, and brochures in one place: the "Functional Safety Hub" is your starting point when you have to implement safety functions.