Monitoring equipment
Signaling can be on GSM line or LAN line (internet).
Digitherm - GSM:
Inputs of temperature, humidity, voltage sensor, flood, fire, etc ...
Avtech-Room Allert 3
The most compact server monitoring!
DigiTherm - WEB2T:
The cheapest webserver monitoring.
With a budget of about 100 eur zou can do monitoring the main room parameters.