The A7Z/A9U is a new ANSI type 2, zero power, optical communication probe. The A7Z is a bidirectional interface that utilizes infrared light. This new optical communication probe provides an ANSI rated optical communication interface for programming and reading electric utility meters using a serial RS232 port. Connecting to a serial port, the A7Z permits isolated communication with meters.
The A7Z is designed for serial communication.
The A9U has a direct USB interface. The A9U has Virtual serial port drivers for Windows® 98, Me, 2000, XP, Vista, 7, 8, 8.1 and 10 – 32-bit and 64-bit – operating systems.
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