J1850 is a panel with DIN 96x96 format, 8 leds 5x10mm for high luminosity. The device features 8 inputs "contacts" that are normally open or normally close. Other features include a fixed indicator or blinking (without memory) and 8 relays of carry forward 1 RT. The panel features neither memory, neither audible alarm, nor acknowledge making it different from J1900 panel. The panel is used for local indication and reports the local information o the supervisor by contact. The series offers selections by ways