SF6Micro-water density transmitter
Accuracy
Dew point accuracy | ±3℃ Td |
Pressure (density) accuracy | ±0.1% of full scale |
Temperature accuracy | ±1℃ |
Sensor response time: | |
Dew point sensor | 2S(20℃) |
Pressure sensor | <0.5S(20℃) |
Work environment
SF6Micro-water density transmitterOperating temperature | -40~+80℃ |
Overload safety pressure | 20 bar |
Relative humidity | 0~100 RH% |
Gas to be measured | SF6, SF6/N2Mixed gas |
Output
Communication method | RS485 |
Communication protocol | ModBus RTU |
Transmission speed | 9600bps |
General parameters
Operating voltage | 18~36VDC |
merit rate | <3W |
Heavy quantity | 361g |
Protection rating | IP65 |
Housing material | Stainless steel |
Connector material | Stainless steel |
Electrical connector | M12 connector |
Mechanical interface | M30*1.5 |
Sealing method | O-ring (33*2.5mm) |
Absolute Leakage Rate | ≤10⁻⁹ Pa·m³/s (helium leak test) |
Rated inflation pressure | 0.6MPa absolute |
Anti-electromagnetic interference
Surge | 4Level (GB/T 17626.5-2008) |
Electrostatic discharge | 4Level (GB/T 14598.14-2010) |
Fast transient interference | 4Level（GB/T 14598.10-2007 |
Damped oscillating magnetic field | 5Level（GB/T 17626.10-1998） |
Radio frequency conducted interference: | 3Level（GB/T 17626.6-2008） |
Pulse group interference | 3Level（GB/T 17626-12-1998） |
Safety Experiment | GB4943.1-2001 |
Dielectric strength test | 700 VDC |
Insulation impedance test | 3200MΩ |
Vibration testing | GB/T 11287-2000 |
Impact and Collision Testing | GB/T 14537-1993 |
