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Calorimeter Model : OHC-800

・“Opt-Sonic calculation” is applied by using Optical sensor and Sonic sensor.
・Easy to switch the display among "Calorific value", "Density" and "WOBBE index".
・Fulfilling self-diagnosis function and running cost.
・Body structure that can be installed into all types of location.

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Category Calorimeter
Detection gas Fuel gas
Principle of detection Opt-Sonic calculation through measurement of refractive index and sound speed
Sampling method Constant-flow-rate gas introduction using external sampling device
Explosion protected construction Flameproof enclosure
Explosion-proof class IECEx : Ex db ⅡB+H2 T4 Gb
ATEX : Ⅱ2G Ex db ⅡB+H2 T4 Gb
IP rating IP66/67
Approvals IECEx/ATEX/NEPSI/Japan Ex/CE
Power source 100 - 240VAC±10%, 50/60Hz, max. 18VA or 24VDC ±10%, max. 5W (The setting can be changed to either the AC or DC specifications.)
Dimensions Approx. 286(W)x453(H)x150(D)mm
Weight Approx. 23kg
Operating temperature range -20 to +60℃ (no sudden changes)
Operating humidity range 0 to 95%RH (no condensation)