Serviceline Industrial Sensors
Serviceline Explosion Protection

AS-Interface contact expansion module VAZ-2E8A-KE4-Z/R-S

  • Up to 6 A startup current
  • 20 ms switch-off time

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, also apply to Pepperl+Fuchs AG.

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of  VAZ-2E8A-KE4-Z/R-S

Product Description
Safe contact expansion, 2 channels, 8 contact sets
General specifications
DescriptionSafe contacts, instantaneous
4 contact sets per channel (contacts are one-way guided)
Functional safety related parameters
CategoryCat. 4
Mission Time (TM)20 a
B10d1.96 E+6
Indicators/operating means
LEDs 1, 2, 3, 4LEDs yellow
CH1, CH2: contact 1 and 2 closed
EDM1, EDM2: feedback circuit 1 and 2 closed
Electrical specifications
Rated operating current80 mA per channel
Surge protectionovervoltage category III
Pulse lengthmax. 1.5 ms (permissible test pulse time)
Signal level0-signal: < 2.4 V DC
1-signal: 18 ... 26.5 V
Short-circuit protection/overload3 A quick; 2 A slow
Switching currentmax. 6 A for 20 ms
CurrentTotal current per channel 12 A
Response delayResponse delay: < 20 ms
Switching frequency15 Hz
Switching voltage10 V ... 230 V
Switching current5 mA ... 3 A
Mechanical lifeapprox. 10 x 106 switching cycles
Electrical lifeAC1 (360 S/h), approx. 100 x 103 switching cycles
Contact loadingFeedback loop: max. 20 mA
Compliance with standards and directives
Directive conformity
Low Voltage Directive 2006/95/ECEN 60947-1:2007/A1:2011
EN 60947-5-1:2004/AC:2005
EMC Directive 2004/108/ECEN 61000-6-2:2005/AC:2005
EN 61000-6-3:2007/A1:2011
Standard conformity
Electromagnetic compatibilityEN 61000-6-2:2005, EN 61000-6-4:2001
Degree of protectionEN 60529:2000
Electrical safetyEN 60947-1:2007
EN 60947-5-1:2005
Ambient conditions
Ambient temperature0 ... 55 °C (32 ... 131 °F)
Storage temperature-25 ... 85 °C (-13 ... 185 °F)
Relative humiditynon-condensing
Pollution degree2
Mechanical specifications
Degree of protectionIP20
Connectionremovable terminals
rated connection capacity:
rigid/flexible (with and without wire-end ferrules): 0.25 mm2 ... 2.5 mm2
for multiple-wire connection with two wires of equal cross-section:
flexible with twin wire-end ferrules: 0.5 mm2 ... 1.5 mm2
HousingPA 66-FR
Mass270 g
MountingDIN mounting rail

Documents: VAZ-2E8A-KE4-Z/R-S

Instruction manualsLanguageFile TypeFile Size
Instruction manual VAZ-2E8A-KE4-Z/R-SENGPDF238 KB
Betriebsanleitung VAZ-2E8A-KE4-Z/R-SGERPDF243 KB


CADFile TypeFile Size
3-D model in IGS format / 3-D-Modell im IGS-FormatIGS13980 KB
3-D model in STP format / 3-D-Modell im STP-FormatSTP3887 KB
CAD Portal / CAD PortalLINK---

Approvals+Certificates: VAZ-2E8A-KE4-Z/R-S

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-0174BPDF162 KB

Software: VAZ-2E8A-KE4-Z/R-S

Software ToolsRelease InfoFile TypeFile Size
SISTEMA Library AS-Interface Safety / SISTEMA-Bibliothek AS-Interface SafetyZIP622 KB
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