Practice question

What communication protocol is used in NEMA TS 2 cabinets for data exchange between the controller and cabinet components?

  1. TCP/IP Ethernet
  2. RS-232 serial
  3. SDLC (Synchronous Data Link Control) via the TS 2 port connector
  4. USB 2.0

Answer: C — SDLC (Synchronous Data Link Control) via the TS 2 port connector

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