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Fig. 2-2
V+
The IES-2206, IES-2208, IES-2216, IES-2210, and IES-2220 all feature redundant power connectors with dual
power anodes and V- power cathodes. See Figure 2-3.
Fig. 2-3
When using only one power supply make sure to connect the supply to the V1+ and V1- terminals.
Power conductor diameter should be less than 1.5mm to fit the screw terminals.
2.1.3 Relay option
Additionally, a dry contact relay connection is available. In the event of a power supply failure, you can attach
an audible or visual alarm such as a Klaxon to the relay to alert plant personnel a power supply has failed.
This feature works with a single or dual power supply configuration. See Figure 2-4
Fig. 2-4
IES Series User Manual V. 1.0
8
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