Brand：
$1314.00
SE
GUOYUGRA GY/VGD-200-O3-G (0-1000ppm) Ozone Detector (UV)
O30-1000ppm (optional 5000ppm, 50000ppm, 200mg/L)diffusion
UV detection principle, long life high-precision, flow-through measurement, low power MCU chip and intelligent Sensors, explosion-proof (d) design meets international safety standards for explosive environments.
$1314.00
SE
GUOYUGRA GY/VGD-200-O3-G (0-2.00 mg/L) Ozone Detector (UV Absorption)
O30-2.00 mg/L (optional 20.00mg/L)diffusion
Online water ozone, UV absorption principle, high-precision ozone concentration detection, low-power MCU chip and intelligent Sensors technology, small error （≤ +/- 3% F. S) can be remotely controlled and have sound and light alarm.
If you don't know how to choose "Gas detector", please consult customer service.