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Catalogue Catalog AS-interface

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AS-Interface sensor-/actuator

VAA-4E2A-G5-N/V2-Ex

module

Dimensions

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184

173

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Electrical connection

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EEx ia IIC

Standard

Order code

VAA-4E2A-G5-N/V2-Ex

G5 Ex module

4 inputs/2 valve outputs

Features

• Use in hazardous area

• Category, ignition protection category — II (1GD) 2G EEx em [ia] IIB/IIC T4

• Connection of 4 sensors based on IEC 60947-5-6 (NAMUR, DIN 19234)

• Optional standard connection or 2:1 system (with polarized sensors)

• Connection of 2 switch cocks

• Lead breakage and short-circuit monitoring for inputs

• Function display for bus, status display for inputs and outputs

Version 1 Version 2 Version 3 Version 4

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2:1

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Diode necessary for 2:1 technique

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Outputs

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Indicating/operating means


0	□	□ □	□	□ □	riPWR Uchk	0
0	1 IN	1 OUT 2 IN	3 IN	2 OUT 4 IN

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o o

DIP-switch (in terminal compartment)

Short circuit monitoring (SC) Lead breakage monitoring (LB) Not used 2:1 Mode

CD O

CT)

Subject to reasonable modifications due to technical advances.

208 Pepperl+Fuchs Group • Tel.: Germany +49 621 776-0 • USA +1 330 4253555 • Singapore +65 67799091 • Internet http://www.pepperl-fuchs.com