- SF6 gas density monitor for high voltage switchgear
- Three versions: 1 / 2 / 3 stages (8781 / 8782 / 8783)
- Measurement range: 0...1,1 MPa (mechanical), 0...0,85 MPa (electronic)
- Output signal: floating change-over contact (SPDT) / 6.5...20 mA current loop
- Switch point: factory calibrated
- Media temperature: -40...+80 °C
- Ambient temperature: -40...+80 °C
- Protection class: IP65
More on monitor 878X on Trafag website [EN]
878X datasheet [EN]
Trafag SF6 Gas Monitoring [EN]