Protection zonesSignal name SINUMERIK 840D sl SINUMERIK 828DEnable protection zones DB21, ... .DBX1.1 DB320x.DBX1.1Feed disable DB21, ... .DBX6.0 DB320x.DBX6.0Activate machinerelated protection zones 1-8 DB21, ... .DBX8.0-7 DB320x.DBX8.0-7Activate machinerelated protection zone 9 DB21, ... .DBX9.0 DB320x.DBX9.0Activate machinerelated protection zone 10 DB21, ... .DBX9.1 DB320x.DBX9.1Activate channelspecific protection zone 1-8 DB21, ... .DBX10.0-7 DB320x.DBX10.0-7Activate channelspecific protection zone 9 DB21, ... .DBX11.0 DB320x.DBX11.0Activate channelspecific protection zone 10 DB21, ... .DBX11.1 DB320x.DBX11.13.6.3.2 Signals from channelAxis monitoring functionsNoneProtection zonesSignal name SINUMERIK 840D sl SINUMERIK 828DMachinerelated protection zones 1-8 preactivated DB21, ... .DBX272.0-7 DB330x.DBX8.0-7Machinerelated protection zone 9 preactivated DB21, ... .DBX273.0 DB330x.DBX9.0Machinerelated protection zone 10 preactivated DB21, ... .DBX273.1 DB330x.DBX9.1Channelspecific protection zones 1-8 preactivated DB21, ... .DBX274.0-7 DB330x.DBX10.0-7Channelspecific protection zone 9 preactivated DB21, ... .DBX275.0 DB330x.DBX11.0Channelspecific protection zone 10 preactivated DB21, ... .DBX275.1 DB330x.DBX11.1Machinerelated protection zones 1-8 violated DB21, ... .DBX276.0-7 DB330x.DBX12.0-7Machinerelated protection zone 9 violated DB21, ... .DBX277.0 DB330x.DBX13.0Machinerelated protection zone 10 violated DB21, ... .DBX277.1 DB330x.DBX13.1Channelspecific protection zones 1-8 violated DB21, ... .DBX278.0-7 DB330x.DBX14.0-7Channelspecific protection zone 9 violated DB21, ... .DBX279.0 DB330x.DBX15.0Channelspecific protection zone 10 violated DB21, ... .DBX279.1 DB330x.DBX15.13.6.3.3 Signals to axis/spindleAxis monitoring functionsSignal name SINUMERIK 840D sl SINUMERIK 828DFollow-up mode DB31, ... .DBX1.4 DB380x.DBX1.4Position measuring system 1 / 2 DB31, ... .DBX1.5/6 DB380x.DBX1.5/6A3: Axis Monitoring, Protection Zones3.6 Data listsBasic FunctionsFunction Manual, 01/2015, 6FC5397-0BP40-5BA2 175