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2.2.3. For other types of barrier:
Type 1:
Barrier open/close signal common = +12V~+24V (V+).
Output signal type of barrier arm close position: Relay output N.C.
When barrier arm reach lowest (close) position: N.C. -> Open.
Type 2:
Barrier open/close signal common = +12V~+24V (V+).
Output signal type of barrier arm open position: Active high.
When barrier arm reach highest (open) position: Up Position output signal 0V ->
+5V~+24V.
