MeshGuard LEL IR & CO2 IR User’s Guide 
 
43 
 
 
•  Only the combustible gas detection portion of this instrument has been assessed for 
performance. 
•  Any rapid up-scale reading followed by a declining or erratic reading may indicate a gas 
concentration beyond upper scale limit which may be hazardous. 
 
WARNING (cCSAus only): WIRELESS COMMUNICATION IS INTENDED FOR USE AS A 
SECONDARY REMOTE ALARM STATUS NOTIFICATION ONLY. PRIMARY ALARMING OF 
COMBUSTIBLE GAS HAZARDS IS PROVIDED LOCALLY BY THE DETECTOR. 
 
WARNING: SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC SAFETY. 
 
MeshGuard LEL IR Range, Resolution & Response Time: 
 
Range:     0 to 100% LEL 
Resolution:     1% LEL 
Response Time (T
90
):  <30 seconds