Table of Contents

Pressuremon

Pressuremon can collect pressure data from a fermentation or storage tank.

 

Flash a device through the web flasher
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Format editor

Customize data sent

There is a built editor to allow you to customize the data format that is sent to external services. This makes it possible to support any external service without the need for software changes if the services support HTTP or MQTT as transport.

Features

Easy configuration

You can easily access the web based configuration by placing the device on a flat surface or plugging in the charger. When the device wakes up from deep sleep it will start the web server and enter configuration mode

Multiple endpoints

The device has the possibility to send data to 5 different endpoints which means you can use multiple services and protocols at the same time

Web Protocols

Support web standards for sending data; HTTP (Post/Get), MQTT and Influx DB v2

Open Source

Fully open source, free to use and modify in aligment with the MIT licence. Suggestions for new features is appreciated

Temperature Sensor

High precision temperature measurement using an DS18B20 sensor

RESP API

Standard REST API for scripted interaction with the device

Updates

Software can be updated over web interface

Backup & Restore

Save your configuration and restore if needed

Low battery detection

Enter battery savings mode when low battery is detected so you fermentation can be tracked to the end

Wifi Direct

Wifi Direct in combination with Gravitymon Gateway

WiFi Scan

Scan and connect to the strongest WiFi Access Point (AP)

Bluetooth

Multiple bluetooth transmission options

Format Editor

Easy customization of data sent via editor

Resources

Firmware
UI
Documentation
Homebrew Talk
Web Flasher

Board options

 


Board:
esp32c3 pico
esp32c3 mini
esp32s2 mini
esp32s3 mini

Manufacturer:
lolin
lolin
lolin
lolin

Flash:
firmware32c3pico.bin
firmware32c3pico.bin
firmware32s2mini.bin
firmware32s3mini.bin

Latest version:
v0.6.0
v0.6.0
v0.6.0
v0.6.0

Status:
Supported
Supported
Supported
Supported

Bluetooth:

DS18B20:

OLED 0.96":

ADC1115:

Tested sensors:

 

Manufacturer
Model(s)
Interface
Supply voltage
Pressure range

XIDIBEI
XDB401,XDB302
I2C interface
3.3V
Any pressure

XIDIBEI
XDB401,XDB302
Out: 0.2V - 2.4V
3.3V
Any pressure