SF6Gas Insulated Switchgear (GIS)
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SF6 gas remote density transmitter suitable for medium and high pressure system monitoring
All welded sensor structure, long - term stable sealing performance
RS485 bus communication
The EMC characteristics of the transmitter fully meet the highest requirements of IEC 61000-4-2 to IEC 61000-4-6 standards
Compact design
Scale range: | 0 to 1.0MPa abs.or 0 to 0.2MPa abs.(customizable) |
Accuracy: | (related to the measuring span; SF6 in gas phase) |
a) At 20°C: | Class 1.0 |
b) -40°C to 60°C: | Class 2.0 |
Degree of protection: | IP65 |
Ambient conditions: | -40°C to 60°C, relative humidity ≤ 95%RH |
Leakage rate: | ≤ 1 × 10-9 Pa·m3/s (helium leak check) |
Electrical connection: | Angular connector |
Weight: | 0.2kg |
Main electrical performance indicators and specifications of the remote transmission part
Power supply: | 24V DC |
Power consumption: | < 0.2W |
Communication mode: | RS485 |
Protocol: | ModBus RTU |
Baud rate: | 9600bps |
Anti-electromagnetic interference
IEC61000-4-2: | level 4 (8/kV15kV) |
IEC61000-4-3: | level 3 (10V / m) |
IEC61000-4-4: | level 4 (4kV) |
IEC61000-4-5: | level 4 (4kV/2kV) |
IEC61000-4-6: | level 3 (10V) |
Pressure connection: M20 × 1.5, (customizable)
Measuring gas medium:SF6、Air、N2、SF6+N2 and other gases