HALO H2

For ppb-level hydrogen detection

SPECIFICATIONS

Performance
Operating range See Detection Capability table
Detection limit (LDL, 3σ/24h) See Detection Capability table
Precision (1σ, greater of) ± 0.75% or 1/3 of LDL
Accuracy (greater of) ± 4% or LDL
Speed of response < 3 minutes to 95%
Environmental conditions 10°C to 40°C, 30% to 80% RH (non-condensing)
Storage temperature -10°C to 50°C
Gas Handling System and Conditions
Wetted materials 316L stainless steel, 10 Ra surface finish
Leak tested to 1 x 10-9 mbar l / sec
Gas connections 1/4” male VCR inlet and outlet
Sample inlet pressure 10 − 125 psig (1.7 − 9.6 bara)
Sample flow rate 0.5 slpm (± 20%)
Sample gases Most inert matrices
Gas temperature Up to 60°C
Utility gas supply* see Detection Capability table for required gas
  ~15 sccm, 20 − 125 psig
Dimensions, H x W x D
Standard sensor 8.73″ x 19.0″ x 23.6″ (222 mm x 483 mm x 599 mm)
Weight
Standard sensor 45 lbs (20.4 kg)
Electrical and Interfaces
Platform Max series analyzer
Alarm indicators 2 user programmable, 1 system fault, Form C relays
Power requirements 90 − 240 VAC, 50/60 Hz
Power consumption 200 Watts max.
Signal output Isolated 4−20 mA
User interfaces 5.7” LCD touchscreen, 10/100 Base-T Ethernet
  USB, RS-232, RS-485, Modbus TCP (optional)
Data storage Internal or external flash drive
Certification CE Mark
Patents
U.S. Patent #7,277,177 • U.S. Patent # 7,255,836  

*Utility gas supply purity requirements: <10 ppm H2O and H2 impurities

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