- 13 -
Figure 9
3.1.2
OPERATING AND FAULT CONDITIONS, LED SIGNALLING ON PCB
Table 3
Heating level, Output
on, LED on (on cover)
Input on RS1
LED on (on cover)
Input on RS2
LED on (on cover)
Input on RS3
LED on
(on cover)
PWR
LED on
(on cove )
Contact
terminal
S1+S2 on
Heating
Operation
L1+L2+L3
YES
L1
-
-
YES
L2
-
-
YES
L3
-
-
YES
L1+L2
-
YES
L1+L3
-
YES
L2+L3
-
YES
Fault
Possible statuses, not heating.
No power
L1+L2+L3
-
NO
No power
L1
-
NO
Powered L1+L2+L3
-
NO
Overheated, opened by emergency thermostat!