Man-1112 Sigma XT+_23 Page 4 of 52
18.1.4 Aux 24V fault ............................................................................................ 41
18.1.5 Batt low ................................................................................................... 41
18.1.6 Comms fault ............................................................................................. 42
18.1.7 Earth fault ................................................................................................ 42
18.1.8 Sys fuse fault ............................................................................................ 42
18.1.9 S1 fault .................................................................................................... 42
18.1.10 S2 fault .................................................................................................. 42
18.2 Extinguishant modules ......................................................................... 42
18.2.1 Watchdog ................................................................................................. 42
18.2.2 System fuse ............................................................................................. 42
18.2.3 Man. Release ............................................................................................ 42
19. Power supply ................................................................................ 43
21. Maintenance ................................................................................. 45
23. CE Mark ....................................................................................... 46
24. Commissioning instructions ............................................................. 47