Excel 800 LIONEN1B-0375GE51 R0308 50Binary Input ModulesTypes of Binary Input Modules, Terminal SocketType Description HousingCLIOP823A Panel Bus binary input module Light grayCLIOL823A LONWORKS Bus binary inputmoduleDark grayXS823 Terminal socket Light grayTable 49 Excel 800 LION Binary Input ModulesFeatures• 12 binary inputs• 12 configurable status LEDs (green/red, yellow/OFF)• Binary inputs can be used as– Static digital inputs as dry-contacts (default)– Fast totalizers (up to 20 Hz)Fig. 69 CLIOP823A Binary Input Module with terminalsocketLegend1 Service button S12 Hex switch S23 Input LEDs4 Service LED5 Power LEDFunctionality of service LED and power LED: see Table 74to Table 76 on page 72 and following.TerminalsBI121225 2674 7873 7772 7671 7524V~ 24V~24V~0 24V~0COMB COMBCOMA COMABI1111BI1010BI99BI88BI77BI66BI55BI44BI33BI22BI112423222120191817161514GND13GND GND GND GND GND GND GND GND GND GND GNDFig. 70 Terminal assignment and internal connections ofbinary input modulesTer-minal Signal COMMENT71, 75 COM a 2-wire communication bus(LON/Panel Bus)72, 76 COM b 2-wire communication bus(LON/Panel Bus)73, 77 24 V~ Power supply74, 78 24 V~0 Power supply1…12 BI1…BI12 Binary inputs 1…1213…24 GND Ground. All grounds are connectedinternally to each other.25, 26 Shield connection (functional earth),internally connected to the DIN rail.Table 50 Description of binary input module terminalsNotes• Shield connection to be used for shielded I/O cables only.It is not allowed to connect a LONWORKS shield, sinceLONWORKS requires a resistor and capacitor.• If additional shield terminals are needed, theXS814 Auxiliary Terminal Package can be installed.