Extending Module Connection 2.540Button numbering – double-button set7 15 23 31 39 471 4 8 16 24 32 40 482 5 9 17 25 33 41 493 6 10 18 26 34 42 5011 19 27 35 43 51Alsoapplies tokeypadsets12 20 28 36 44 5213 21 29 37 45 5314 22 30 38 46 54Caution For the time being, AntiVandal panels are available only for single-buttonsets with one extending module at most.Button Numbering – Info Panel SetsInstalling the info panel name plate, Part No. 9135311E, into any of the extendingmodules will not change the numbering system (the buttons on the info panel sideswill remain functional). Connecting the info panel module, Part No. 9135310E, willresult in omission of eight numbers.