H₂S Calibration Gas Regulator, GS1440/GS2440EX

This gas regulator contains non-gas equipment required for on-site calibration of the GS1440/GS2440EX sensor (measurement range 0 - 1000 ppm or 0 - 5 mg/L), including a flow regulator and a calibration cap.

Please note that the regulator must be purchased together with the 1000 ppm H₂S calibration gas (LCX449).