Amphenol Advanced Sensors LET-Basic Alarm Module uses the standard MODBUS-RTU protocol and an asynchronous serial 2-wire RS485 port. The host computer data reading interval shall be ≥ 500ms (recommended 1s). Its default device address is 01 and can be configured via host computer commands or LEAK-Talk software. The Amphenol Advanced Sensors LET-Basic Alarm Module supports BACnet IP and Modbus RTU/TCP.

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