
Overview
OperatingManualPSSuEFAII(T)(R)
21981EN05
7
2 Overview
2.1 Modulestructure
Amoduleconsistsof
}
Electronicmoduleand
}
Basemodulewith
}
Screwterminalsor
– Cageclampterminals
Thebasemodulesarethecarrierunitsfortheelectronicmodulesandareusedtoconnect
thefieldwiring.Theelectronicmodulesareinsertedontothebasemodulesanddetermine
themodule'sfunction.
Detailsofthebasemodulesthatcanbeusedareavailableinthechapterentitled“Intended
Use”.
2.1.1 Modulefeatures
Theproducthasthefollowingfeatures:
}
1Analoguecurrentinput
}
Currentrange:
0...25.59375mADualpole,differentialinput
}
Resolution:
12Bit(representationofnegativevaluesinthetwo'scomplement)
}
LEDsfor:
}
Operatingstatusperinput
– Moduleerror
}
ForfailsafeapplicationsinsystemenvironmentB(automationsystemPSS4000)
}
Ttype:
PSSuEFAIIT:forincreasedenvironmentalrequirements
}
Rtype:
PSSuEFAIIR:forrailwayapplications
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