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Multi Gas Detector RX 8000 Riken Keiki |
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Specifications |
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Target gas |
Combustibles |
Oxygen |
Hydrogen Sulfide |
Carbon Monoxide |
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( CH₄, i-C₄H₁₀, H₂, others ) |
O₂ |
( H₂S ) |
( CO ) |
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Detection principle |
Thermal Conductivity |
Catalytic Combustion |
Galvanic cell |
Electro-chemical |
Electro-chemical |
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Detection range |
0-100 vol % |
0-100 LEL % |
0-40.0 % vol |
0-100.0ppm |
0-500 ppm |
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( increments ) |
( 1 % vol ) |
( 1 % LEL ) |
( 0.1 % ) |
( 0.5ppm ) |
( 1 ppm ) |
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Gas alarm |
N/A |
1st : 10 % LEL |
1st : 19.5 % |
1st : 10.0 ppm |
1st : 25 ppm |
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2nd : 50 % LEL |
2nd : 23.5 % |
2nd : 30.0 ppm |
2nd : 50 ppm |
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TWA: 10.0 ppm |
TWA : 25 ppm |
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STEL: 15.0 ppm |
STEL : 200 ppm |
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Types of alarm |
Gas alarm : Latching, 2 alarms |
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Failure alarm : Flow failure, Sensor failure, Battery failure, Circuit failure, Calibration failure |
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Display of alarm |
LED : Flashing LED’s |
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Buzzer: : Buzzer sounds alternates between a low and high pitch |
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Visual display : Indication value flashes. Alarm message displays and flashes. |
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Alarm sound |
More than 95 dB ( A ) at 30 cm |
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Display |
Digital LCD with auto backlight |
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Digital display ( 7 segments ) and digital bar graph ( 25 segments ) |
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( 50 segments with single gas versions GX-8000 Type LEL & Type O₂ ) |
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Sampling method |
Sample Draw, Minimum 0.75L/min |
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Power source |
Lithium-ion battery as standard ( fully charged in 3 hours ) |
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Optional 3 pcs AA alkaline battery pack also available ( Alkaline battery pack standard with single gas versions: GX-8000 Type O₂ / GX-8000 Type LEL -Lithium-ion battery optional ) |
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Continuous operation |
Lithium-ion battery: more than 12 hours ( GX-8000 Type O₂, more than 20 hours ) |
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AA alkaline battery pack: more than 6 hours ( GX-8000 Type O₂, more than 12 hours ) |
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Operating temp & humidity |
-20~+50 °C, -4-+122 °F below 95 % & RH ( Non-condensing C28 ) |
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Dimensions & Weight |
Approx. 154 (W) x 81 (H) x 127 (D) mm, Approx. 1.1 kg with Lithium ion battery (Alkaline battery 0.9 kg) |
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Approx. 6.1″ (W) x 3.1″ (H) x 4.9″ (D), Approx. 2.4 lb with Lithium ion battery (Alkaline battery 2.0 lb) |
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Ingress proof rating |
IP67 |
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Explosion proof |
Intrinsically safe Exia II CT4 |
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Approvals |
IECEx, ATEX, MED ( Wheel Mark ), CE, TIIS, HK |
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Additional features |
Activity indicator ( pilot indicator and pump driving indicator ), Pump stop function, Bump test function, IrDA communication, Data logger, Password protection ( GX-8000 single gas versions Type LEL & Type O₂ with confidence beep and LED flash ( once every minute ) |
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GX-8000 |
Combustibles |
Oxygen ( O₂ ) |
Hydrogen Sulfide ( H₂S ) |
Carbon Monoxide ( CO ) |
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Type |
( CH₄, i-C₄H₁₀, H₂, etc )* 0-100 % |
0-40 % VOL |
0-100 ppm |
0-500 ppm |
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% LEL |
% VOL |
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( catalytic sensor ) |
( TC sensor ) |
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Type A |
● |
● |
● |
● |
● |
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Type B |
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● |
● |
● |
● |
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Type C |
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● |
● |
● |
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Type D |
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● |
● |
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● |
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Type E |
● |
● |
● |
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Type F |
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● |
● |
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Type LEL |
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● |
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Type O₂ |
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● |
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