Usb Communication Port Definition - Tripp-Lite SmartOnline S3M Manual Del Propietário

6. Communications

6.3 USB Communication Port Definition

Notes:
• The USB, RS-232 and RS-485 interfaces cannot be used simultaneously. Only one interface can be used at a time.
• These three communication ports use a MODBUS protocol. Refer to the S3M10-20kVA 3-Phase MODBUS Owner's Manual.
The USB communication port is a USB Type-B female connector.
Connections Between the Connected Computer's USB Port and UPS System's USB Port
Computer USB Port
Pin 1
Pin 2
Pin 3
Pin 4
Available Functions of the USB Port
• Monitor UPS power status
• Monitor UPS alarm info
• Monitor UPS running parameters
• Timing off/on setting
• One-to-one communication, UPS to computer, at a distance less than 1.5 m
USB Communication Data Format
• Baud rate: 9600 bps
• Byte length: 8 bit
• End bit: 1 bit
• Parity check: None
UPS USB Port
Pin 1
Pin 2
Pin 3
Pin 4
74
Description
Computer: +5V
Computer: DPLUS signal
Computer: DMINUS signal
Signal ground