Technical data

14
5.7 SYSTEM IMAGE ICONS
Arr 1 shown
Collector (with sensor)
Cylinder with heat exchanger
Cylinder icon will either show:-
one heater exchanger control when Arr 1 is selected, or
two heat exchanger controls when Arr 2 is selected.
Auxiliary heat source with burner symbol.
Only displayed when Arr 2 is selected.
Temperature Sensors
Icons for S1, S2 and S3 flash when the following options are selected from
the information only menu:-
Arr 1
S1 flashes when COL is selected - Collector temperature
S2 flashes when TST is selected - Lower cylinder temperature
S3 flashes when S3 is selected - Upper cylinder temperature
Arr 2
S1 flashes when COL is selected - Collector temperature
S2 flashes when TSTL is selected - Lower cylinder temperature
S3 flashes when TSTU is selected - Upper cylinder temperature
When icons flash rapidly it indicates a fault with the relevant sensor, or that
the sensor is not connected - consult engineer.
Arr 1
Arr 2
S1
S3
S2
5.6 SYSTEM IMAGE
Note:-
‘Arr’ is set on commissioning to
suit the installed system and
should not be changed - see 7.1.
FIG. 5.5A DISPLAY FOR SETTINGS A RR 1 AND ARR 2
There are two operating displays for SOLARcomfort, which one is shown
depends on the setting for setup parameter option ‘Arr’:-
1. Standard system for twin or single coil cylinders - Arr 1.
Only bottom coil is controlled by AST 100 (R1).
2. System with auxiliary heat source control - Arr 2.
Both coils are controlled by AST 100 (R1 & R2).
Typical operating display for
standard system
Arr 1 (default) Arr 2
Typical operating display for
system with auxiliary heat
source control