Serviceline Industrial Sensors
Phone: 330-486-0001
Fax: 330-405-4710
Serviceline Explosion Protection
Phone: 330-486-0002
Fax: 330-963-5827

Zener Barrier Z905

Z905
  • 1-channel
  • AC version
  • Working voltage 0.9 V at 1 µA
  • Series resistance max. 18.18 Ω
  • Fuse rating 250 mA
  • DIN rail mountable

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.

Datasheet excerpt: Technical data of  Z905

General specifications
TypeAC version
Electrical specifications
Nominal resistance10 Ω
Series resistancemax. 18.18 Ω
Fuse rating250 mA
Hazardous area connection
Connectionterminals 1, 2
Safe area connection
Connectionterminals 7, 8
Working voltage
Supply loopmax. 4.3 V
Measurement loopmax. 0.9 V at 1 µA
Conformity
Degree of protectionIEC 60529
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Storage temperature-25 ... 70 °C (-13 ... 158 °F)
Relative humiditymax. 75 % , without condensation
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Core cross sectionmax. 2 x 2.5 ... mm2
Massapprox. 150 g
Dimensions12.5 x 115 x 116 mm (0.5 x 4.5 x 4.6 inch) (W x H x D)
Height115 mm
Width12.5 mm
Depth116 mm
Construction typemodular terminal housing , see system description
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificateBAS 01 ATEX 7005
MarkingEx-Hexagon II (1)GD, I (M1) [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
Voltage4.9 V
Current500 mA
Power620 mW
Supply
Maximum safe voltage250 V
Series resistancemin. 9.8 Ω
CertificateTÜV 99 ATEX 1484 X
MarkingEx-Hexagon II 3G Ex nA IIC T4 Gc
Directive conformity
Directive 2014/34/EUEN IEC 60079-0:2018+AC:2020 , EN 60079-11:2012 , EN 60079-15:2010
International approvals
FM approval
Control drawing116-0118
UL approval
Control drawing116-0139 (cULus)
IECEx approval
IECEx certificateIECEx BAS 09.0142
IECEx BAS 17.0091X
IECEx marking[Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I
Ex ec IIC T4 Gc
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Classifications

SystemClasscode
ECLASS 13.027211016
ECLASS 12.027211016
ECLASS 11.027211016
ECLASS 10.0.127219001
ECLASS 9.027219001
ECLASS 8.027219001
ECLASS 5.127210702
ETIM 9.0EC001485
ETIM 8.0EC001485
ETIM 7.0EC001485
ETIM 6.0EC001485
ETIM 5.0EC002653
UNSPSC 12.139121018

Details: Z905

The Zener Barrier prevents the transfer of unacceptably high energy from the safe area into the hazardous area.

The zener diodes in the Zener Barrier are connected in the reverse direction. The breakdown voltage of the diodes is not exceeded in normal operation. If this voltage is exceeded, due to a fault in the safe area, the diodes start to conduct, causing the fuse to blow. The Zener Barrier has alternating polarities, i. e. interconnected zener diodes are employed and one side is grounded. The Zener Barrier can be used for both alternating voltage signals and direct voltage signals.

Datasheet: Z905

DatasheetFile TypeFile Size
Datasheet Z905PDF953 KB
Fiche de données Z905PDF956 KB
Datenblatt Z905PDF954 KB
Datasheet Z905PDF961 KB
Hoja de datos Z905PDF954 KB

Documents: Z905

ManualsFile TypeFile Size
System ManualPDF1203 KB
SystemhandbuchPDF1203 KB
Instruction manuals
ИнструкцииPDF233 KB
Instruction manual / BetriebsanleitungPDF331 KB
Návod k poużitíPDF229 KB
Instruktions manualPDF227 KB
Instruction manualPDF233 KB
KasutusjuhendPDF223 KB
KäyttöohjePDF223 KB
Manuel d'instructionsPDF230 KB
BetriebsanleitungPDF233 KB
Οδηγίες χρήσηςPDF236 KB
HandleidingPDF228 KB
Instruction manual / BetriebsanleitungPDF227 KB
Használati útmutatóPDF229 KB
Manuale di istruzioniPDF228 KB
Lietošanas pamācībaPDF227 KB
Instrukciju vadovasPDF228 KB
Instrukcja obsługiPDF230 KB
Manual de instruçõesPDF229 KB
Manual de utilizarePDF228 KB
Návod na poużitiePDF228 KB
Navodila za uporaboPDF226 KB
Manual de instruccionesPDF229 KB
ManualPDF225 KB
Documents
Functional Safety ManualPDF1972 KB
Handbuch Funktionale SicherheitPDF1938 KB

Approvals+Certificates: Z905

CertificatesFile TypeFile Size
Baseefa IECEx Certificate of ConformityLINK---
Baseefa IECEx Certificate of ConformityLINK---
China SITIIAS CCC Ex CertificatePDF21091 KB
DNV MarinePDF114 KB
Europe Baseefa Group I (M1) ATEX Category (1) GDPDF8525 KB
Europe TUV Nord II 3 G ATEX Category 3 GPDF1460 KB
India PESO (India) CCOEPDF105 KB
Korea KOSHAPDF717 KB
SIMTARS IECEx Certificate of ConformityLINK---
South Africa MASCPDF921 KB
USA Canada UL Hazardous Location Certificate of Compliance cULus UL E106378PDF252 KB
USA FMPDF416 KB
USA ULLINK---
Worldwide Pepperl+Fuchs Functional Safety AssessmentPDF575 KB
Control Drawings
Control drawing FM / Control drawing FMPDF167 KB
Control drawing UL / Control drawing ULPDF170 KB
Declaration of Conformity
UK Declaration of Conformity (P+F) / UK-Konformitäterklärung (P+F)PDF98 KB
EU Declaration of Conformity (P+F)PDF249 KB
EU Declaration of Conformity (P+F)PDF242 KB
EU Declaration of Conformity (P+F)PDF194 KB
EU Declaration of Conformity (P+F)PDF197 KB
EU Declaration of Conformity (P+F)PDF193 KB
EU Declaration of Conformity (P+F)PDF194 KB
EU Declaration of Conformity (P+F)PDF195 KB
EU-Konformitäterklärung (P+F)PDF244 KB
EU Declaration of Conformity (P+F)PDF203 KB
EU Declaration of Conformity (P+F)PDF194 KB
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)PDF195 KB
EU Declaration of Conformity (P+F)PDF196 KB
EU Declaration of Conformity (P+F)PDF194 KB
EU Declaration of Conformity (P+F)PDF195 KB
EU Declaration of Conformity (P+F)PDF196 KB
EU Declaration of Conformity (P+F)PDF198 KB
EU Declaration of Conformity (P+F)PDF196 KB
EU Declaration of Conformity (P+F)PDF195 KB
EU Declaration of Conformity (P+F)PDF197 KB
EU Declaration of Conformity (P+F)PDF193 KB
EU Declaration of Conformity (P+F)PDF194 KB
EU Declaration of Conformity (P+F)PDF194 KB
EU Declaration of Conformity (P+F)PDF195 KB

Associated Products: Z905

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Accessory Zener Barriers, Accessory Surge Protection, For equipotential bonding via DIN mounting railpa