language
Contact Us

RD40 Density Transmitter

The RD40 density transmitter is used to monitor the temperature, pressure and density of the gas in sealed tanks, and the functional parameters meet the requirements of the National Grid "QGDW123554-2023 Smart substation technical specification Part 4: Digital remote transmission meter" standard. It can be used in the new substation and the renovation and upgrading of existing substation.
RDH40-Density-and-Dew-Point-Transmitter-For-SF6-Gas-01
  • RDH40-Density-and-Dew-Point-Transmitter-For-SF6-Gas-01
  • RDH40-Density-and-Dew-Point-Transmitter-For-SF6-Gas-02
Share It :

Application of RD40 Density Transmitter


  • SF6 Gas Insulated Swithchgear (GIS)

  • SF6 Insulated Circuit Breaker

  • SF6 Insulated Pole-Mounted Switch

  • SF6 Insulated Transformer

  • SF6 Insulation Current Transformer or Voltage Transformer

  • SF6 Insulated Bus System


Features of RD40 Density Transmitter


  • All welded sensor structure, long-term stable sealing performance

  • RS485 bus interface, easy to do the system expansion.

  • Meet the requirements of "QGDW123554-2023 Smart substation technical specification Part 4: Digital remote transmission meter"

  • Compact and beautiful design


Technical Data of RD40 Density Transmitter


  • Measuring range: -0.1 ~ 0.9MPa

  • Accuracy of transmitter:

  • Pressure:±0.5%FS

  • Temperature:±1℃

  • Pressure at 20℃:±1.0%FS

  • Degree of protection: IP65

  • Ambient condition: -40℃ ~ +70℃, relative humidity:≤95%RH

  • Leakage rate: ≤1 x 10-9Pa·m3/s (Helium leakage inspection)

  • Process connection: M20 x 1.5 (customizable)

  • Electrical connection: Hersman connector

  • Impact Rating: 50 g

  • Weight: 0.4kg

 

Technical Parameters for Remote Module

  • Operating voltage: 10~30VDC

  • Power consumption :<0.5W

  • Communication mode :RS485

  • Communication protocol: Modbus RTU

  • Baud Rate: 9600bps

  • EMC tests:

IEC61000-4-2: Level 4

IEC61000-4-3: Level 3

IEC61000-4-4: Level 4

IEC61000-4-5: Level 4

IEC61000-4-6: Level 3

IEC61000-4-8: Level 5

IEC61000-4-9: Level 5

IEC61000-4-10: Level 5



Options of RD40 Density Transmitter


  • Measuring gas medium: SF6, Air, N2, SF6+N2 and other gases

Brands We Cooperate
abb
siemens
schneider
toshiba
hyosung
Pressure Instruments Inquiry
Pictures or documents for technical requirements (optional)
Related Density Transmitter for Reference
Related News
SF6 Gas Density Monitor Helps You Quickly Detect Potential Leakage Risks
SF6 gas density monitor is a device used to detect and locate SF6 gas leaks. SF6 is a potent greenhouse gas with high thermal stability and electrical insulating properties, widely used in power equip...
Sun 06 2025
Understanding the Sulfur Hexafluoride Gas Density Monitor
Working Principle of Sulfur Hexafluoride Gas Density MonitorThe working principle of the sulfur hexafluoride gas density monitor is mainly based on the detection of the degree of gas ionization under ...
Wed 06 2025
Principle and Overview of the SF6 Relay
The Working Principle of the SF6 RelayThe working principle of the sulfur hexafluoride (SF6) gas density relay is primarily based on the relationship between the pressure and density of SF6 gas, along...
Sat 06 2025
Lanso Instruments INC.
233 W 1st St #210, North Vancouver, Canada
info@lansoinstruments.com
233 W 1st St #210, North Vancouver, Canada
info@lansoinstruments.com