PZEM-004T TTL Serial Communication of AC Voltage Current Power Data acquisition Module with Open CT

This module features a TTL serial data communication interface, you can read and set the relevant parameters via the serial port; but if you want to communicate with a device which has USB or RS232 (such as a computer), you need to be equipped with different TTL pinboard (USB communication needs to be equipped with TTL to USB pinboard; RS232 communication needs to be equipped with TTL to RS232 pinboard).

Features:
-Made of high quality electronic components, it is solid, durable and good performance, long service    life.
-It can set active power threshold, and it will alarm when the measured active power exceeds the threshold.
-With reset energy, which can be used to reset software.
-Its communication interface is RS485.
-High precision, fast response and stable communication.
-Comes with a shell to protect the module.
-Communication module only, other accessories demo in the picture is not included!

The Peacefair PZEM-004T features a built-in button on the panel, used to make the electricity clear function.

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Package Includes : 

1 x PZEM-004T 3.0 Version Communication Module TTL Modbus-RTU AC Single Phase 100A