8VZZ000853L320 ABB H&B Contronic
The central units 07 KR 31, PCZB/CS20 and all of the remote units must be mounted on a plug-in base ECZ, with screw termination.
The plug-in base is suitable for rail mounting : (35 mm EN 50 022).
It consist of :
● 30 screw terminals for the connecting cables..........➀
● 8 dip switches to set the address of the unit............➁
● 2 holes to allow screw fixing ...................................... ➂ ● One 96 way connector for connection to the plug-in unit ➃
● 1 voltage selector 24 VDC, 120 and 230 VAC ........➄
● Rail fixing................................................................. ➅
The following terminals are :
● Terminal 1 : bus 2
● Terminal 2 : bus 1
● Terminal 3 : shield of bus
● Terminal 16 : power supply 24 VDC or 120 VAC or 230 VAC
● Terminal 17 : power supply 0 VDC or 120 VAC or 230 VAC
● Terminal 18 : functional earth
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