ME 8 / 16 / 24-P logic Control board mounting - Fault indicating system ME 8-P logic front mounting alarm modules to the data sheet acknowledgeable new alert- flash warning with 2 flashing frequencies (ISA-18.1/DIN 19235), with signal storage in case of power failure for 8 messages, parameterization via USB, with logic-functions ME 16-P logic front mounting alarm modules to the data sheet acknowledgeable new alert- flash warning with 2 flashing frequencies (ISA-18.1/DIN 19235), with signal storage in case of power failure for 16 signal inputs, parameterization via USB, with logic-functions ME 24-P logic front mounting alarm modules to the data sheet acknowledgeable new alert- flash warning with 2 flashing frequencies (ISA-18.1/DIN 19235), with signal storage in case of power failure for 24 signal inputs, parameterization via USB, with logic-functions