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Chapter2Hardwaremodelsandresources
2.1NamingRulesofELCSeries
1.Seriesname
2.Pointsofinputandoutput
3.Supplypower ACorDC
4.Digital/Analog D:digitalDA:digital/analogL:withphotoelectricityisolation
5.Outputtype R:relay T:transistorTN=“PNP” transistor;TP= “NPN” transistor
6.E:economicmode
Modelname(expansionmodule,pluswithELC-18/22/26CPUtogethertouse):
1.Seriesname
2.E:expansionmodule
3.Pointsofinputandoutput
4.Supplypower ACorDC
5.Digital/Analog D:digitalDA:digital/analog
6.Outputtype R:relayTP: “NPN” transistor;TN:“PNP” transistor
Modelname(expansionmodule,pluswithELC-12CPUtogethertouse):