Pichler

Scripts for gathering data from Pichler PKOM4 heat pump unit.

Setup

• Clone repo.
• Install dependencies (if you want to collect data):
  python -m pip install -r requirements.txt
• Download Nabto libraries.
• Unpack libraries (.dll, .so) for your OS to libs folder.
• Set device id and user name/password using environment variables:
  • PICHLER_DEVICE_ID
  • PICHLER_USER
  • PICHLER_PASSWORD
• Set MQTT host/port using environment variables:
  • MQTT_HOST
  • MQTT_PORT
• Test your setup by running python info.py.
  It should connect to your device and output basic runtime values.

Collecting data

You can use collect.py script for periodic data collection on background.
Script reads selected values (data_points array) from Pichler unit and publishes them to MQTT broker.

Data will be read and published every minute.

To run collect.py in background use:
python -u collect.py > collect.log 2>&1 &

Running in Docker on RPi

• Fill environment variables in docker-compose.yml
• Run docker compose up -d pichler