TYPE : 87X6

Specification - Category : Gas density monitors
- Measuring principle : Reference gas measurement
- Pressure : Absolute 0...1.1 MPa / (0...1100 kPa)
- Ambient temperature : -40°C ... 80°C
- Output : Floating change-over contact
- IP Protection : IP67 Application High voltage switchgear

TYPE : 87X7

Specification - Category : Gas density monitors
- Measuring principle : Reference gas measurement
- Measuring range : Absolute 0.2….1.0 MPa (200…1000kPa)
- Ambient temperature : -40…70℃
- Output signal : Floating change-over contact
- IP Protection : IP65 Application High voltage switchgear

TYPE : 87X8

Specification - Category : Gas density monitors for arctic temperatures
- Measuring principle : Reference gas measurement
- Measuring range : Absolute 0...1.1 MPa / (0...1100 kPa)
- Ambient temperature : -60°C ... 80°C
- Output signal : Floating change-over contact
- IP Protection : IP65 Application High voltage switchgear

TYPE : 878X

Specification Category : Hybrid gas density monitors
Measuring principle :
   - Mechanical : Reference gas measurement
   - Electronic : Oscillating quartz measurement
Measuring range :
    - Mechanical : Absolute 0...1.1 MPa / (0...1100 kPa
   - Electronic / Sensor : Absolute 0...0.85MPa SF6 @ 20°C Ambient temperature : -40°C ... 80°C
Output signal :
    - Mechanical : floating change-over contact
    - Electronic : Analogue 6.5...20 mA
IP Protection : IP65
Application  

TYPE : 8774

Specification - Category : Gas density monitoring
- Measuring principle : Oscillating quartz measurement
- Measuring range : 0...60 kg SF6 /m3
- Ambient temperature : -40°C ... 70°C
- Output signal : Analogue 6.5...20 mA
- IP Protection : IP65 Application High voltage switchgear, Medium voltage switchgear