中文 M195,USB HART MODEM With Built-in 24V and loop resistor

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M295(Android APP + USB HART Modem) doc https://www.aliexpress.com/item/Android-Hart-Modem-USB-built-in-24V-Hart-Communicator-475-375/32659027821.html
M195(USB HART Modem) doc https://www.aliexpress.com/item/USB-Hart-Modem-with-built-in-24V-and-loop-resistor/32346541393.html
i595(APP + Wifi Adapter) doc http://www.aliexpress.com/item/i595-Wireless-handheld-Hart-Communicator-Hart475-Hart-475/32374207991.html