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[13] Schedule [14] EC-TYPE EXAMINATION CERTIFICATE No. DEMKO 14 ATEX 1266U Rev. 1 Report: 2902226.743579 00-IC-F0057 – Issue 9.0 This certificate may only be reproduced in its entirety and without any change, schedule included. Page 2 of 2 [15] Description of Component: This certificate covers 3 types of 3-pin flammable gas sensors intended for incorporation into gas detection equipment.

±30 ppm or 3% of the reading shown, whichever is higher * Active Temperature Accuracy /Range 0-50°C (32-122°F) ±1°C from 15-30°C (±1.8°F from 59 to 86°F) Power Supply Requirements 18-30 VAC RMS, 50/60 Hz, or 18 to 42 VDC, polarity protected *AHRAE — regulation 62 states maximum indoor CO2 level of 1000 ppm Power Consumption

±30 ppm or 3% of the reading shown, whichever is higher * Active Temperature Accuracy /Range 0-50°C (32-122°F) ±1°C from 15-30°C (±1.8°F from 59 to 86°F) Power Supply Requirements 18-30 VAC RMS, 50/60 Hz, or 18 to 42 VDC, polarity protected *AHRAE — regulation 62 states maximum indoor CO2 level of 1000 ppm Power Consumption