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RKI Instruments Sample Draw Detector/XMTR Assembly, H2, 0 - 2000 ppm, 24VDC - GD-V7D-H2

Item #:
GD-V7D-H2
Brand:
RKI Instruments
RKI Instruments Sample Draw Detector/XMTR Assembly, H2, 0 - 2000 ppm, 24VDC - GD-V7D-H2
$1,785.00
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RKI Instruments Sample Draw Detector/XMTR Assembly, H2, 0 - 2000 ppm, 24VDC - GD-V7D-H2

RKI Instruments Sample Draw Detector/XMTR Assembly, H2, 0 - 2000 ppm, 24VDC - GD-V7D-H2

$1,785.00

GD-V7D-H2 Sample Draw Detector/XMTR Assembly, H2, 0 - 2000 ppm, 24VDC by RKI Instruments

Features

  • Compact & lightweight
  • Easy maintenance
  • Quick-fit sensor replacement
  • Compatible sensor for diffusion sampling and sample drawing detector heads
  • Long life sampling pump (GD-D8V series)
  • Explosion proof
  • Wide variety of accessories

*Please note we can only ship RKI products to customers within the United States

GD-A8 & GD-D8 Specifications:
Model GD-A8 GD-A8-18 GD-D8 GD-D8DC GD-D8-AS
Gas sample method Static diffusion Magnetic-driven pump suction Air aspiration
Gases to be detected Hydrogen, general, combustible gases Acethylene General combustible gas
Detectable range1) 0 ~ 100% LEL (LFL) or 0 ~ 50% LEL (LFL)
Response time2) Within 20 sec. Within 20 sec. with 1 m length of piping
Structure Explosion proof
Approval No. 43642 43644 38169 C10395 38169
Kind of explosion class & ignition group of objective gases d3aG43) d3a.cG43) d2G43)
Operating conditions -10°C ~ + 40°C, below 95% R.H.
Applicable cable and cable leading method 4-core cable permitted for explosion proof construction 6-crore cable permitted for explosion proof construction Same as for GD-A8
Pressure-proof packing method. Acceptable outer diameter of cable: 10.5 ~ 13Ø Pressure-proof packing method or pressure-proof steel conduit method. Acceptable outer diameter of cable: 13 ~15 Ø
Utility required –

For pump: GD-D8 AC100V, 4VA;
GD-D8DC DC24V, 5W

Instrumentation air: 1 ~ 7.5kgf/cm2G
Air consumption: 0.18Nm3/hr
Weight & Painting color Approx. 0.9kg. Munsel N5 Approx. 3.5kg. Munsel N5
Others Material of packing gland for GD-A8-18 is stainless steel (GD-A8 is bronze casting) In case of corrosive gas detection, inner tubings are teflon-coated and piping union is of stainless steel make.
Sampe flowrate: 0.8l/min and above
Applicable piping for outer connections – Outer diameter: 8 Ø
Inner diameter: 6 Ø; Copper or stainless

List of Combustible Gases & Vapours
Name of gas Chemical formula Explosive range Molecular weight
(Air = 1)
Acethylene C2H2 1.5 ~ 100 0.90
Acetone (CH3)CO 2.15 ~ 13 2.00
Benzene C6H6 1.2 ~ 8.0 2.70
Butadiene C4H6 1.1 ~ 12.5 1.87
Butane C4H10 1.5 ~ 8.5 2.05
Butanol C4H9OH 1.4 ~ 11.3 2.55
Buthyl acetate CH3CO2C4H9 1.4 ~ 8.0 4.01
Buthylene C4H8 2.0 ~ 9.6 1.93
Cychloexane C6H12 1.3 ~ 8.3 2.90
Ethane C2H6 3.0 ~ 15.5 1.04
Ehanol C2H5OH 3.3 ~ 19 1.59
Ethyl acetate CH3CO2C2H5 2.1 ~ 11.5 3.04
Ethylene C2H4 2.7 ~ 34 0.97
Ethylene oxide C2H4O 3.0 ~ 100 1.52
Ethyl ether (C2H5)2O 1.7 ~ 36 2.55
Gasoline   1.4 ~ 7.6 3 ~ 4
Hexane C6H14 1.2 ~ 7.4 2.79
Hydrogen H2 4.0 ~ 75.6 0.07
i-butane i-C4H10 1.8 ~ 8.5 2.01
Methane CH4 5.0 ~ 15.0 0.55
Methanol CH3OH 5.5 ~ 44 1.11
Methyl acetate CH3CO2CH3 3.1 ~ 16 2.56
Methyl ethyl ketone CH2C2H5CO 1.8 ~ 11.5 2.48
o-xylene C6H4(CH3)2 1.0 ~ 7.6 3.66
Pentane C5H12 1.5 ~ 7.8 2.50
Propane C3H8 2.0 ~ 9.5 1.56
Propylene C3H6 2.0 ~ 11.7 1.49
Stylene C6H5CHCH2 1.1 ~ 8.0 3.59
Toluene C6H5CH3 1.2 ~ 7.0 3.18
Vinyl chloride CH2CHCI 3.8 ~ 29.3 2.16

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