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Meshguard RDK Fixed Gas Detection

MeshGuard RDK fixed gas detection by RAE Systems Honeywell

Wireless Gas Monitor & Controller

The RAE Systems MeshGuard wireless gas-monitoring network is quick and easy to deploy. The MeshGuard RDK includes a controller and your choice of a combination of toxic and combustibles gas monitors. This kit provides a complete self-forming, self-healing gas detection network system. Certified for Class I, Division 1 environments, the MeshGuard RDK comes in a ruggedized, water-tight case on wheels.

Single gas detector H2S / LEL / CO

    contact us   for more information about the Meshguard RDK Fixed Gas Detectors 

 

  • Self-forming wireless network; units come online automatically
  • Compact and lightweight
  • IP-65 rated weather-resistant, and splash guard equipped for sensor protection
  • Multiple controller options for real-time wireless data collection and viewing
  • A self-healing network automatically routes data back to the controller through the best wireless path available
  • Battery-powered operation for up to 6 months
  • SolarPak provides 24/7 uptime
  • Intrinsically Safe
  • Magnetic mounting option for quick and easy MeshGuard installation

 

Applications

  • Oil and gas drilling operations
  • Oil and gas production
  • Plant maintenance turnarounds
  • Industrial safety
  • Tank farms
  • Shipyards and maritime

 

Technical Specifications

 

Size 26.5 x 9.5 x 5.5 cm
Weight  0.6kg
Visual Alarm 2 super-bright red LEDs
Audible Alarm 90dB @ 30cm
Calibration Two-point field calibration
Operating Range 300 metres (line of sight)
Keypad Three operationand programming keys
Display Customised LCD (72mm x 108mm) with backlight
Power Supply Disposable Lithium Battery, +3.6V (optional rechargeable externl battery for extended run time)
Operating Time Toxic Gas Sensors:
Up to 6 months on internal battery (up to 1 year on external)
LEL Gas Sensor:
Up to 21 days on external PowerPak battery
LEL IR Gas Sesor:
UP to 2 months oninternal battery1 (up to 1 year on external)
Operating Temperature -40ºc to +50ºc (LEL / LEL IR / CO and H2S sensors)
Other sensors -20ºc to +50ºc
Humidity %% to 95% relative humidity (non-condensing)
Dust & Water Resistance IP65
Warranty - Two years on non-consumable components and CO, H2S and O2 sensors 
- One year on all other sensors, battery and other consumable parts
Wireless Frequency ISM license-gree bank, IEEE 802.15.4  2.4 GHz
Radio Module Supports RM9000

1 MeshGuard LEL IR units operating in temperatures below -20ºc may require a PowerPak external battery for extended runtimes

SPECIFICATIONS ARE SUBJECT TO CHANGE

Sensor Specifications

 

Sensor Range Resolution  Response Time
Hydrogen Sulfide (H2S) 0 to 100 ppm 0.1 ppm
T90 < 30 sec
T10 < 30 sec
LEL / LEL IR 0 to 100% 1%
T90 < 30 sec
T10 < 30 sec
Carbon Monoxide (CO) 0 to 2,000 ppm 1 ppm
T90 < 30 sec
T10 < 30 sec
Oxygen (O2) 0 to 25% 0.1%
T90 < 15 sec
T10 < 15 sec
Ammonia (NH3) 0 to 100 ppm 0.1 ppm
T90 < 90 sec
T10 < 200 sec
Chlorine (CI2) 0 t0 50 ppm 0.1ppm
T90 < 30 sec
T10 < 30 sec
Sulfur Dioxide (S02)
0 to 20 ppm
0 to 100ppm
0.1 ppm
1 ppm
T90 < 60 sec
T10 < 60 sec

 

Approvals & Safety Certifications

 

Safety Certifications ATEX: CE Ex II 1G, Ex ia IIC Ga T4   / IECEx: Ex ia IIC Ga T4
EMC / RFI EMC directive: 2004/108/EC 
Wireless Approvals FCC Part 15, CE R&TTE

PDF Download

Download the Meshguard RDK Datasheet

 

DOWNLOAD PDF   

 

 

 

MeshGuard - The Intelligent Connected System by Honeywell Safety