Fujitsu WATERSTAGE 112 Maintenance Document page 112

Heat Pump, Split System, Single Service, 3 phase
Status of Relays for Extension Modules 1 and 2
Line no. Programming line
9050 Relay output QX21 module 1
9051 Relay output QX22 module 1
9052 Relay output QX23 module 1
9053 Relay output QX21 module 2
9054 Relay output QX22 module 2
9055 Relay output QX23 module 2
The switching status of the relays connected to
extension modules 1 and 2 can be viewed on these
programming lines.
112
The display "Off" means that the components
assigned to this output are currently disconnected.
The display "On" means that the associated
components are currently switched on.
Maintenance Document 1394-1