Switch Amplifier WE77/Ex-2 230V
- 2-channel
- Control circuit EEx ia IIC
- 230 V AC supply voltage
- Reversible mode of operation
- Lead breakage (LB) monitoring
- 1 relay contact output (change-over contact) per channel
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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 WE77/Ex-2 230V
| General specifications | ||
|---|---|---|
| Signal type | Digital Input | |
| Supply | ||
| Connection | terminals 17, 18 | |
| Rated voltage | 198 ... 253 V AC ; 45 ... 65 Hz | |
| Power dissipation | 2.5 W | |
| Power consumption | approx. 3.2 VA | |
| Input | ||
| Connection side | field side | |
| Connection | terminals 1-, 2+; 8+, 9- | |
| Rated values | acc. to EN 60947-5-6 (NAMUR), see manual for electrical data | |
| Open circuit voltage/short-circuit current | approx. 8 V DC / approx. 8 mA | |
| Switching point/switching hysteresis | 1.2 ... 2.1 mA / approx. 0.2 mA | |
| Pulse/Pause ratio | min. 0.5 ms / min. 0.5 ms | |
| Line fault detection | breakage I ≤ 0.1 mA | |
| Output | ||
| Connection side | control side | |
| Connection | terminals 10, 11, 12; 13, 14, 15 | |
| Output | signal ; relay | |
| Contact loading | 253 V AC/2 A/500 VA/cos φ min. 0,7; 125 V AC/4 A/500 VA cos φ min. 0,7; 40 V DC/2 A/80 W ohmic load | |
| Energized/De-energized delay | approx. 10 ms / approx. 20 ms | |
| Mechanical life | 107 switching cycles | |
| Transfer characteristics | ||
| Switching frequency | < 10 Hz | |
| Galvanic isolation | ||
| Input/Output | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
| Input/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
| Output/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
| Indicators/settings | ||
| Display elements | LEDs | |
| Directive conformity | ||
| Electromagnetic compatibility | ||
| Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) | |
| Low voltage | ||
| Directive 2014/35/EU | EN 61010-1:2010 | |
| Conformity | ||
| Degree of protection | IEC 60529 | |
| Ambient conditions | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| Mechanical specifications | ||
| Degree of protection | IP20 | |
| Connection | screw terminals | |
| Mass | approx. 410 g | |
| Dimensions | 60 x 104 x 110 mm (2.4 x 4.1 x 4.3 inch) (W x H x D) , housing type W2 | |
| Height | 104 mm | |
| Width | 60 mm | |
| Depth | 100 mm | |
| Data for application in connection with hazardous areas | ||
| EU-type examination certificate | PTB 02 ATEX 2065 | |
| Marking |  II (1)GD [EEx ia] IIC [circuit(s) in zone 0/1/2] |
|
| Input | Ex ia | |
| Voltage | 13.4 V DC | |
| Current | 31 mA | |
| Power | 145 mW (trapezoid characteristic curve) | |
| Supply | ||
| Maximum safe voltage | 253 V AC (Attention! The rated voltage can be lower.) | |
| Output | ||
| Maximum safe voltage | 253 V AC (Attention! The rated voltage can be lower.) | |
| Galvanic isolation | ||
| Input/Output | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Input/power supply | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Directive conformity | ||
| Directive 2014/34/EU | EN 60079-0:2012+A11:2013 , EN 60079-11:2012 | |
| General information | ||
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. | |
Classifications
| System | Classcode |
|---|---|
| ECLASS 13.0 | 27210121 |
| ECLASS 12.0 | 27210121 |
| ECLASS 11.0 | 27210121 |
| ECLASS 10.0.1 | 27210121 |
| ECLASS 9.0 | 27210121 |
| ECLASS 8.0 | 27210121 |
| ECLASS 5.1 | 27210121 |
| ETIM 9.0 | EC001485 |
| ETIM 8.0 | EC001485 |
| ETIM 7.0 | EC001485 |
| ETIM 6.0 | EC001485 |
| ETIM 5.0 | EC001485 |
| UNSPSC 12.1 | 32101514 |
Details: WE77/Ex-2 230V
Function
The device transfers digital signals into hazardous areas. Sensors per EN 60947-5-6 (NAMUR) or mechanical contacts may be used as transmitters.
The control circuit is monitored for lead breakage (LB).
Product Documentation: WE77/Ex-2 230V
| Brief Instructions | Language | File Type | File Size |
|---|---|---|---|
| Brief Instructions - WE-System/RPI | ENG | 664 KB | |
| Safety and Security Documentation | |||
| Instruction manual | ENG | 136 KB | |
Approvals: WE77/Ex-2 230V
| Certificates | Certificate No. | Language | File Type | File Size |
|---|---|---|---|---|
| Europe PTB ATEX Category (1) GD | PTB 02 ATEX 2065 | ALL | 663 KB | |
| South Africa MASC | MASC S/19-1206 | ALL | 646 KB | |
| Declaration of Conformity | ||||
| EU Declaration of Conformity (P+F) | TDOC-0972DENG | ENG | 192 KB | |
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Pepperl+Fuchs Inc.
1600 Enterprise Parkway
Twinsburg, OH 44087
USA
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sales@us.pepperl-fuchs.com
+1 330 425-3555
Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,300 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified.