HACH LANGE Filtrax, User Manual

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26
Installation
Fig. 3-20 Terminal assignments
Table 3-1 Terminal assignments
1. Mains cable (power supply) 3. Heater connecting cable, sample tube
2. Earth connection 4. Heater connecting cable, suction tube
Sicherungen/Fuses
250 V
F1:
F2:
F3:
F4: T3,15A L
T3,15A L
T6, 3A L
T6, 3A L
T4A E
T4A E
T7A E
T7A E
IEC
UL
N O T I C E
Route the signal lines (21, 22, 23, 24) separated from the power cable.
Terminal no. Connection
1 N (230 V AC / 50-60 Hz, option: 115 V AC)
2 L (230 V AC / 50-60 Hz, option: 115 V AC)
7 N (sample tube heater)
8 N (suction tube heater)
9 L (sample tube heater)
10 L (suction tube heater)
18 Earth for screening signal wires
19 Earth for suction tube heater
20 Earth for sample tube heater
21/22 Floating fault signalling contacts (normally open)
23/24 Floating warning contacts (normally open)