RKI GX-3R Pro 5 Gas Personal Monitor (LEL,O2, H2S & CO)

SKU #100300 | MFR #R72-PAX-C
The latest, smallest and lightest five gas monitor on the market with interchangeable sensors providing flexible configurations. Bluetooth wireless communication, man-down alarm, the choice of alkaline or rechargeable power supply, and a 3 year warranty.
AU$1,980.00 AU$2,178.00
Typically Ships in 5 Business Days
Part Number
100300

Features

  • Smallest & lightest 5 gas monitor
    • 2.9″ W x 2.6″ H x 1.06″ D , 4.58 ounces
  • Simultaneous detection of 5 gases
    • LEL, O2, H2S, CO, and other optional sensors
  • H2 Compensated CO sensor available
  • Simple 2-button operation
  • Bluetooth communication with iOS & Android App
  • Non-Compliance Indicator
  • 3 user adjustable alarm levels
  • Panic Alarm
    • Tap instrument twice
  • Man Down Alarm
  • Impact resistant body
  • Large full dot, auto-backlit display with auto-rotation
  • Stealth mode for law enforcement
  • Field replaceable sensors & filters
  • Water and dust resistant design, IP66/68
  • 3 Year Warranty

Applications

  • Personal monitoring
  • Confined spaces
  • Refineries/petrochemical
  • Utilities
  • Oil and Gas
  • Water/Wastewater
  • Fire Services
  • Law Enforcement
  • Construction

Description

The GX-3R Pro is the world’s smallest 5-gas monitor weighing only 4.58 ounces and fits in the palm of your hand (2.9” W x 2.6” H x 1.06” D). It simultaneously monitors and displays 5 different gases. In addition to monitoring standard confined space gases, LEL, O2, CO, & H2S, the GX-3R Pro has a 5th channel where you can add infrared or toxic sensors. Two of the four sensor slots have interchangeable sensors providing flexible configurations, which can easily be changed in the field.

 

RKI GX-3R Pro 5 Gas Monitor features

The GX-3R Pro comes equipped with Bluetooth wireless communication, man-down alarm, the choice of alkaline or rechargeable power supply, and a 3 year warranty. The Lithium-ion battery pack will operate for 25 hours and will fully charge in 3 hours.

The GX-3R Pro utilizes Bluetooth communication to display direct gas readings from the instrument to a phone app, which is available free on either iOS or Android phones. Automatic notifications can be programmed to send text or email messages, if there is an alarm event from the GX-3R Pro.

Safety supervisors will appreciate the non-compliance indicator. The instrument flashes it’s 3 LED lights every 30 seconds in the following conditions; if the instrument has not been bump tested, or if calibration is due, or if there was a gas alarm event. The 3 LED lights will continue to flash once every 30 seconds until the non-compliance condition has been resolved. The 30 second interval is adjustable.

Technical Specifications

Detectable Gases
Gas Measuring Range
(Increments)
Accuracy
Statement
Preset Alarms
Sensor Slot 1: Carbon Monoxide (CO) & Hydrogen sulfide (H2S) *Interchangeable
H2S / CO Dual EC 0 ~ 2000 ppm
(1 ppm)
± 5% of reading
or ± 5 ppm CO
A1: 25 ppm│ A2: 50 ppm
A3:1200 ppm│TWA: 25 ppm
STEL: 200 ppm
0 ~ 200.0 ppm
(0.1 ppm)
± 5% of reading
or ± 2 ppm H2S
A1: 5 ppm│ A2: 30 ppm
A3: 100 ppm│TWA: 1.0 ppm
STEL: 5.0 ppm
H2S
Only
EC 0 ~ 200.0 ppm
(0.1 ppm)
± 5% of reading
or ± 2 ppm H2S
A1: 5 ppm│ A2: 30 ppm
A3: 100 ppm│TWA: 1.0 ppm
STEL: 5.0 ppm
CO
H2 Compensated
EC 0 ~ 2,000 ppm ± 5% of reading
or ± 2 ppm CO
A1: 25 ppm│ A2: 50 ppm
A3: 1200 ppm│TWA: 25 ppm
STEL: 200 ppm
Sensor Slot 2: Combustibles (Methane as standard)
CH4 / HC Catalytic 0 ~ LEL (1% LEL) ± 5% of reading
or ± 2 % LEL
1st: 10% LEL │ 2nd: 25% LEL
3rd: 50% LEL │ Over:100% LEL
Sensor Slot 3: Oxygen (O2)
O2 EC 0 ~ 40.0% Vol.
(0.10%)
± 0.5% O2 Low 1: 19.5%│ Low 2: 18.0%
High: 23.5%│ Over: 40.0%
Sensor Slot 4: Toxics & CO2 *Interchangeable
SO2 EC 0 ~ 100.0 ppm
(0.05 ppm)
± 10% of reading
or ± 5 % of full scale
A1: 2 ppm│ A2: 5 ppm
A3: 100 ppm│ TWA: 0.25 ppm
STEL: 0.25ppm
*CO2 IR sensor available AUG 2019
CO2 % IR* 0 ~ 10.0% Vol.
(0.01%)
± 5% of reading
or ± 2 ppm
A1: 0.50% Vol.│ A2: 3.00% Vol.
A3: 4.00% Vol.│ TWA: 0.50% Vol.
STEL: 3.00% Vol.
CO2 ppm 0 ~ 10,000 ppm
(20 ppm)
A1: 5,000 ppm│ A2: N/A
TWA: N/A│STEL: N/A
Common Specifications
Sampling Method Diffusion sampling standard
(hand aspirator or clip-on motorized pump optional)
Display Full dot LCD with Autobacklight
and Autorotation
Alarm Types Gas Alarm Trouble Alarm
• 2 increasing
alarms
• STEL
• TWA
• Overscale
alarm
• O2
decreasing/
increasing
• Sensor
disconnection
• Low battery
• Circuit error
• Calibration
range error
• Cal or bump
due alarm
• Man Down Alarm
• Panic Alarm
Display of Alarm Gas Alarm Trouble Alarm
• Flashing
LED’s
• Continuous
buzzer (100
db @ 30cm)
• Flashing gas
value
• Vibration
• Flashing
LED’s
• Intermittent
buzzer (95
db @ 30cm)
• Display
of error
message
Operating Temp. & Humidity -20°C ~ +50°C
[ -4°F ~ +122°F ] 10 to 90% RH, non-condensing (continuous environment)
-40°C ~ +60°C
[ -40°F ~ +140°F ] 0 to 95% RH, non-condensing
(temporary environment)
Response Time Within 30 seconds (T90)
Power Source Config Li-ion Alkaline
4-gas + EC 25 hours 16 hours
4-gas + IR 16 hours 7 hours
Dimension & Weight 2.9” W x 2.6” H x 1.06” D
(Approx. 73 W x 65 H x 26 D mm), 4.58oz (with rubber boot)
Case Material Explosion proof, dust and water resistant to IP-66/68 (2m,1h) approval. Drop height 23 ft
Bluetooth Communication BLE: with iOS and Android phone app: RK Link
Datalogging Logs user ID, station ID, Calibration & Bump Test history, Alarm Events &
Alarm Trends
Standard Accessories Alligator clip, protective rubber boot, charger, calibration adapter
Optional Accessories • Padded carrying case
• RP-3R Attachable sampling
Pump with 4” rubber nipple, 10’
hose and probe (up to 40’ hose
available)
• USB to IrDA downloading cable
for datalogger
• SDM-3R calibration station
• Hand aspirator
Safety Design / Approvals ATEX, CSA (Pending)
Warranty Three years material and workmanship including sensors
*specifications subject to change
More Information
Manufacturer Riken Keiki (RKI)
Manufacturer Part Number R72-PAX-C
Product Series RKI GX-3R Series 4 and 5 Gas Personal Monitors
Product Type Gas Monitors
Size / Operation Handheld, Pocket-sized, Rugged
Battery Capacity 25 hours after a full 3 hour charge
Case Included Available Seperately
Protection Level Dust-Proof, IP68 Protected from long term water immersion
Device Connectivity via USB
Gas Type Carbon Monoxide (CO), Hydrogen Sulphide (H2S), LEL, Oxygen (O2)
Industry Installers and Contractors (OSP), Telecommunications, Mining, Off-shore and Remote, Transportation, Utilities
Applications Access Construction (Underground, Aerial), Drop Construction (Aerial, Underground), Long-haul installation, OSP (Out Side Plant), NBN (National Broadband Network), Personal Gas Detection Monitors, Coherent communications, Testing of high speed optical receivers, Installers and Telco Contractors
Operating Temp. (Min) -40°C
Operating Temp. (Max) 60°C
Temperature Range. Wide Range
Recommended Calibration Interval 1 Year
Standard Package Contains
  • GX-3R Gas Monitor
  • Alligator clip
  • Charger
Warranty 3 Years
Warranty Notes AusOptic Genuine Product Guarantee
Authorised distributor, benefit from manufacturer-backed, local warranty coverage, genuine parts, and our experienced local support team
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Customer Questions
Where are RKI gas detectors manufactured?
RKI branded gas detectors are made by Riken Keiki Co. Ltd. in Japan.
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