Measurement output - AQT530

The AQT530 measurement data is available over RS-485 by means of Modbus (ASCII and RTU modes), or alternatively in ASCII CSV format.

The measurement data can be monitored also through CLI.

The following tables present the measurements, their units, and resolution.

Table 1. Temperature

Value	Modbus	CLI	ASCII CSV
Air temperature	000Ah: 0.1 °C / 0.1 °F	meas: °C / °F meas --metric: °C / °F meas --ppb: °C / °F	°C / °F

Table 2. Humidity

Value	Modbus	CLI	ASCII CSV
Air humidity	000Bh: 0.1 %RH	meas: %RH meas --metric: %RH meas --ppb: %RH	%RH

Table 3. Pressure

Value	Modbus	CLI	ASCII CSV
Air pressure	000Ch: 0.1 hPa	meas: hPa meas --metric: hPa meas --ppb: hPa	hPa

Table 4. Gas concentration

Value	Modbus	CLI	ASCII CSV
NO2	0000h: ppb 0066h: 0.1 µg / m³	meas: ppm meas --metric: µg/m3 meas --ppb: ppb	ppm
SO2	0001h: ppb 0067h: 0.1 µg/m3	meas: ppm meas --metric: µg/m3 meas --ppb: ppb	ppm
CO	0002h: ppb 0068h: 1 µg/m3	meas: ppm meas --metric: µg/m3 meas --ppb: ppb	ppm
H2S	0004h: ppb 0069h: 0.1 µg/m3	meas: ppm meas --metric: µg/m3 meas --ppb: ppb	ppm
O3	0005h: ppb 006Ah: 0.1 µg/m3	meas: ppm meas --metric: µg/m3 meas --ppb: ppb	ppm
NO	0006h: ppb 006Bh: 0.1 µg/m3	meas: ppm meas --metric: µg/m3 meas --ppb: ppb	ppm

Table 5. Mass concentration without linear correction

Value	Modbus	CLI	ASCII CSV
PM1	0075h: 0.1 μg/m3	meas --nolc: μg/m3	−
PM2.5	0073h: 0.1 μg/m3	meas --nolc: μg/m3	−
PM10	0074h: 0.1 μg/m3	meas --nolc: μg/m3	−

Table 6. Mass concentration with linear correction

Value	Modbus	CLI	ASCII CSV
PM1	0037h: 0.1 μg/m3	meas: μg/m3 meas --metric: μg/m3 meas --ppb: μg/m3	μg/m3
PM2.5	0008h: 0.1 μg/m3	meas: μg/m3 meas --metric: μg/m3 meas --ppb: μg/m3	μg/m3
PM10	0009h: 0.1 μg/m3	meas: μg/m3 meas --metric: μg/m3 meas --ppb: μg/m3	μg/m3