Fieldbus Power Supply Module

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Output: 21 ... 23 V/500 mA
Voltage limitation for Entity ic and Ex nL
With galvanic isolation
Installation in Zone 2/Class I, Div. 2
For FOUNDATION Fieldbus H1 and PROFIBUS PA
High efficiency, low heat dissipation for high packing density
Hot swappable in redundant configuration
Module exchange without tools during operation
Datasheet excerpt: Technical data of HD2-PS-1.23.500

General Specifications:-
Design / MountingMotherboard based
Supply
Rated voltage19.2 ... 35 V DC
Rated current700 ... 390 mA
Power dissipationtyp. 1.5 W
Fieldbus interface
Rated voltage21 ... 23 V
Rated current500 ... 10 mA
Short-circuit current550 mA
Indicators/operating means
LED ERRred flashing: short-circuit or undervoltage at output
LED PWRgreen if Uout > 21 V
Galvanic isolation
Fieldbus segment/Supplyfunctional insulation acc. to IEC 62103, rated insulation voltage 250 V AC
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013
Standard conformity
Electromagnetic compatibilityNE 21:2011
Degree of protectionIEC 60529
Fieldbus standardIEC 61158-2
Shock resistanceEN 60068-2-27
Vibration resistanceEN 60068-2-6
Ambient conditions
Ambient temperature-40 ... 70 C (-40 ... 158 F)
Storage temperature-40 ... 85 C (-40 ... 185 F)