Panelau modules model 925, Central operating and display unit for doors with escape door controls and TS bus networking., Can be used as a main / parallel panel in combination with TSB - Controller 970-TSBC., Processor-controlled central module with:, buzzer as an acoustic collective fault message,, button for resetting the alarm,, two potential-free relay contacts for forwarding status messages,, LED for operating display,, three LEDs for status display,, button for checking the LED displays,, key switch for enabling / blocking the control buttons for controlling the doors., with control and display elements for four doors, each with:, three LEDs (red, green, yellow) for optical door status display,, two buttons for locking / unlocking or resetting.