diff --git a/content/components/sensor/images/pzem-004t-100a-d-p-v1.0.jpg b/content/components/sensor/images/pzem-004t-100a-d-p-v1.0.jpg new file mode 100644 index 0000000000..aacbaec411 Binary files /dev/null and b/content/components/sensor/images/pzem-004t-100a-d-p-v1.0.jpg differ diff --git a/content/components/sensor/pzem004t.md b/content/components/sensor/pzem004t.md index 4156485be1..40c8aca462 100644 --- a/content/components/sensor/pzem004t.md +++ b/content/components/sensor/pzem004t.md @@ -21,7 +21,8 @@ ESPHome. > [!WARNING] > This page refers to version V1 of the PZEM-004T, which has been out of stock for a while. > The PZEM-004, however, is still working (and selling) with this protocol and does not use modbus. -> For using the newer V3 variant of this sensor please see {{< docref "pzemac" "pzemac" >}}. +> For using the newer V3 variant or boards marked with PZEM-004T-100A-D-P(V1.0) of this sensor +> please see {{< docref "pzemac" "pzemac" >}}. The communication with this component is done via a [UART](/components/uart). You must therefore have a `uart:` entry in your configuration with both the TX and RX pins set diff --git a/content/components/sensor/pzemac.md b/content/components/sensor/pzemac.md index dde39df5e5..184927ec80 100644 --- a/content/components/sensor/pzemac.md +++ b/content/components/sensor/pzemac.md @@ -151,6 +151,17 @@ modbus_controller: update_interval: 30s ``` +## Other Devices + +### PZEM-004T-100A-D-P(V1.0) + +![PZEM-004T-100A-D-P(V1.0)](images/pzem-004t-100a-d-p-v1.0.jpg) + +- The silkscreen marking implies V1.0 which might mislead to try using {{< docref "pzem004t/" >}}. +- One notable difference to other boards is the 5-pin connection labeled *5V*, *RX*, *TX*, *CF*, *GND*. +- Seems to work when supplied with 3.3V on the 5V pin, at least over a few centimeters of wire. + No need for level shifter or resistor change, etc. in this case. + ## See Also - [Sensor Filters](/components/sensor#sensor-filters)