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InteliDrive Lite - 1.2.1 Global guide
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4.6 Communication modules
4.6.1 IL-NT RS232
IL-NT RS232 is optional plug-in card, which enables controller to RS232 serial communication. This is required
for computer or ModBus connection. The card has to be inserted into the expansion “Communication module”
slot back on the controller, similarly to extension modules.