The Single Line RS-485 Interface is a low-cost solution for networking multiple ACT Controllers. Up to 32 controllers (ACT2000 or ACT1000) can be connected on a single 1.4km RS-485 line. This device can also be connected to a modem or ACT LAN interface to allow remote access to a large number of controllers. A cable is provided for connection directly to PC COM port
The unit requires +12V DC
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