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Communications
Communication Features
RS-232 & USB
The SSG UPS is equipped with (1) RS-232 and (1) USB port located on the UPS rear panel. A
proprietary RS-232 interface cable is provided to allow the UPS to be connected to a workstation. The
USB port interfaces with a standard USB cable to be supplied by the end-user. The USB cable required
is a – 4 Pin USB Type A (M) connector – 4 PIN USB Type B (M) connector. The USB and RS-232 ports
cannot be used concurrently. Please follow the installation and setup instructions supplied on the
software CD.
DB-9 Serial Port (RS232)
RS-232, DB-9 Pin Designation
Pin # Pin Definition (UPS)
6 Transmit Data
7 Signal Ground
9 Receive Data
Serial Cable
Serial Cable Pin Designation
UPS Serial Port Designation PC Serial Port Designation
6 Transmit Data 3 Transmit Data
7 Signal Ground 5 Signal Ground
9 Receive Data 2 Receive Data
Pin 1
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