Preliminary Guidelines 4.4 Conduits
Page 28 MDE-5411A ForeHB Islander Prime Installation Manual · October 2018
4.4.3 Required Conduits
The types of conduits in the island are a function of the different equipment and location in the
island. There are two functional conduits:
• High voltage conduits
• Low voltage conduits
The following conduits are required in the Island:
• High voltage conduits
- AC power for Islander Prime
- Pump control
from mechanical pumps to Islander Prime
- Pump In-use signal from mechanical pumps to Islander Prime
• Low voltage conduits
- Internet line from LAN at Office to Islander Prime
- RS-232 communication line fr
om TLG at office to Islander Prime
- RS-485/422/C.L. or Tokheim
- Pulser from pumps to Islander Prime
• Grounding
- At least 10 mm (OOO AWG) Grounding
cable to pump chassis
- At least 10 mm (OOO AWG) Grounding cable to Islander Prime pole (Connected to the
external chassis grounding post)
- Grounding cable to TLG – in accordance with TLG manufacturer instructions
• Tank conduit
- TLG Probe
4.4.4 Layout
Four conduits can be inserted in Islander Prime, each carrying specific wires (see Table 3).
Table 3:
No. Conduit Type Type
1 Low voltage Pulser, TLG, LAN
2 High voltage AC power, GND, In-use
3 High voltage Control
Conduits into Islander Prime
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