A fire extinguishing system , in particular a sprinkler or spray water system comprising, at least one fluid line , and an alarm valve station to which one or more fluid lines are connected, wherein the alarm valve station comprising, a fire extinguishing system valve comprising a housing which has a fluid inlet chamber , a fluid outlet chamber and a closing body reciprocable between a blocking state and a release state, wherein the fluid inlet chamber and the fluid outlet chamber are separated from each other in the blocking state and communicate with each other in fluid-conducting relationship in the release state, more sensors, characterized by an electronic evaluation unit which is integrated in the housing , arranged externally on the housing or arranged in the region of 5 m or less of the fire extinguishing system valve , wherein the evaluation unit has a data interface , wherein the data interface is adapted for unidirectional or bidirectional data exchange with a remotely spaced data processing unit wherein the evaluation unit is connected in signal-conducting relationship to the sensors for receiving data, is adapted for data processing without a data transmission or reception with the data processing unit into at least one of: - state information, or - operating instructions a display unit adapted to receive the state information and/or operating instructions from the evaluation unit and to display same, wherein the display unit is integrated in the housing or arranged externally on the housing of the alarm valve station, and wherein the evaluation unit is adapted to transmit the state information and/or operating instructions to the display unit . at least one fluid line , and an alarm valve station to which one or more fluid lines are connected, wherein the alarm valve station comprising, a fire extinguishing system valve comprising a housing which has a fluid inlet chamber , a fluid outlet chamber and a closing body reciprocable between a blocking state and a release state, wherein the fluid inlet chamber and the fluid outlet chamber are separated from each other in the blocking state and communicate with each other in fluid-conducting relationship in the release state, more sensors, a fire extinguishing system valve comprising a housing which has a fluid inlet chamber , a fluid outlet chamber and a closing body reciprocable between a blocking state and a release state, wherein the fluid inlet chamber and the fluid outlet chamber are separated from each other in the blocking state and communicate with each other in fluid-conducting relationship in the release state, more sensors, characterized by an electronic evaluation unit which is integrated in the housing , arranged externally on the housing or arranged in the region of 5 m or less of the fire extinguishing system valve , wherein the evaluation unit has a data interface , wherein the data interface is adapted for unidirectional or bidirectional data exchange with a remotely spaced data processing unit wherein the evaluation unit is connected in signal-conducting relationship to the sensors for receiving data, is adapted for data processing without a data transmission or reception with the data processing unit into at least one of: - state information, or - operating instructions - state information, or - operating instructions a display unit adapted to receive the state information and/or operating instructions from the evaluation unit and to display same, wherein the display unit is integrated in the housing or arranged externally on the housing of the alarm valve station, and wherein the evaluation unit is adapted to transmit the state information and/or operating instructions to the display unit . <EOS>