Overfill Prevention System SOP300
Electrical connection
Hauser
21
L
N
PE
1
N
PE
–1X1
1
N
PE
–1X3
U
1
1
2
3
3
10
Supply voltage connection with a redundant power supply in the control cabinet SOP300 –
without a redundant supply voltage
1
Customer side
2
Supply voltage U
1
3
Bridge at least 2.5 mm
2
, provided by the customer onsite
6.2.2
Electrical connection of the input signals
Input signal: Nivotester FTL325P-#1E1
Connectable point level switches:
• Liquiphant M FTL50 (H), FTL51 (H) and FTL51C with FEL57 electronic insert
• Liquiphant S FTL70 and FTL71 with FEL57 electronic insert
–
+
1
–1yX1
2
FTL5x + FEL57 /
FTL7x + FEL57
11
Connection example Liquiphant FTL5x / FTL7x with FEL57 electronic insert
y
1 = HH, 2 = H, 3 = L, 4 = LL
Input signal: point level switch
Connectable point level switches:
Every sensor that activates a floating contact (NEx/Ex(d)) if a point level is exceeded or
undershot