Tabel 3: Logic table of relay
Alarm Type
Alarm LED
Tempera-
ture
Temperature
Yes
Leakage
-
Temp. + Leak.
Yes
NL
Input State
Leakage
Temp
(9 & 10)
closed
-
> 3.3 kohm
Yes
closed
Yes
> 3.3 kohm
Output Relay State
Leak
Pump
(11 & 12)
(5 & 6)
open
closed
open
open
< 100 kohm
closed
< 100 kohm
open
30
Remark
Alarm
Leak
(4 & 3)
(2 & 1)
open
open
Normal
operation
closed
open
Pump stops
open
closed
Pump runs
closed
closed
Pump stops