Vaisala offers a diverse portfolio of real-time online measurement
transmitters, 80 years experience, used in 150 countries,
moisture-in-oil, hydrogen-in-oil, temperature, dew point, pressure
and density meters, with Optimus™ DGA monitor utilities can prevent
unexpected outages by 24/7 monitoring of transformer of moisture,
H2, CO, CO2, CH4, C2H6, C2H4, and C2H2.