





| Model MIR MSHA Approved IR Gas Detector Model MIR - MSHA Approved IR Gas Detector (Spec Sheet: 90-1196) is a diffusion based point-type infrared (IR) gas detector that provides continuous monitoring for hydrocarbon gases in underground mining applications. The gas detection system is approved by MSHA as permissible for use in gassy mines (Approval No. 18-A070003-0). * MSHA approved as a permissible gas detector system * Responds appropriately to light hydrocarbons *Transmitter display shows 0-5% methane by volume *Minimum routine maintenance * Longer service life than catalytic bead sensors * Fail-safe operation * Can be hosed down * Continuous self tests * Automatic Fault diagnostics and graphic message annunciation * 3 alarm relays and a fault relay * Automatic indication of dirty optics or other faults |
NO KNOWN SOURCE OF DRIFT. |

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