Multilevel RNN-Based PM10 Air Quality Prediction for Industrial Internet of Things Applications in Cleanroom Environment

Table 4

Experimental scenario situation.

Device type	Model	Interface	Measuring range
PM10 sensor	PPD42	LoRa	>1 μm
Humidity sensor	PSU650	Modbus RS485	0-100%RH
PM2.5 industrial	PSU650	Modbus RS485	2.5–10 μm
PM10 industrial	PSU650	Modbus RS485	0.3–10 μm
Temperature sensor	PSU650	Modbus RS485	-10-+60°C
Wi-Fi module	ESP8266	Arduino	Connect to shieldboard
LoRa	LoRa Bee V1.1	Arduino	868 frequency