InteliLite Global Guide
39
For longer distances or in case of surge hazard (connection out of building, in case of storm etc.)
Image 4.18 RS485 wiring for longer distances
① Recommended PT5HF-5DC-ST
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Note: Communication circuits shall be connected to communication circuits of Listed equipment.
4.4.11 USB
This is required for computer connection. Use the shielded USB A-B cable.
Image 4.19 USB connection
Controller can by also power by USB (only for service purpose like a uploading firmware, change of
configuration, etc.).
IMPORTANT: Power supply by USB is only for service purpose. Binary inputs and outputs are in
logical 0. Also plug-in modules are not working.
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Recommended protections: Phoenix Contact (http://www.phoenixcontact.com): PT 5-HF-5DC-ST with PT2x2-
BE (base element)(or MT-RS485-TTL) or Saltek (http://www.saltek.cz): DM-006/2 R DJ
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