WISE-4000 User Manual 42
Figure 3.11 USB Power Supply Wiring
3.3.3 I/O Units
The system uses a plug-in screw terminal block for the interface between I/O mod-
ules and field devices. The following information must be considered when connect-
ing electrical devices to I/O modules.
1. The terminal block accepts wires from 0.5 mm to 2.5 mm.
2. Always use a continuous length of wire. Do not combine wires.
3. Use the shortest possible wire length.
4. Use wire trays for routing where possible.
5. Avoid running wires near high-energy wiring.
6. Avoid running input wiring in close proximity to output wiring.
7. Avoid creating sharp bends in the wires.
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