MSA altair 4 User Manual

CONTENTS MSA
4
ALTAIR 4 - Operating Manual
5 Technical Specifications/Certifications................................................44
5.1 Technical Specifications................................................................44
5.2 Factory-set Alarm thresholds ........................................................45
5.3 Certifications .................................................................................46
5.4 Performance Specification ............................................................ 47
6 Order Information...................................................................................49
7 Appendix – Flow Charts.........................................................................50
7.1 Start Up Sequence (Power ON) .................................................... 50
7.2 Fresh Air Setup ............................................................................. 51
7.3 Reset Screen Controls .................................................................. 52
7.4 Bump Test.....................................................................................54
7.5 Options Setup ...............................................................................55
7.6 Sensor Setup ................................................................................56
7.7 Calibrations ................................................................................... 57
7.8 Alarm Setup ..................................................................................58
7.9 Time and Date Setup .................................................................... 59

MSA altair 4 Specifications

General

Operating Temperature	-20°C to 50°C (-4°F to 122°F)
Ingress Protection	IP67
Type	Multi-gas Detector
Gases Detected	LEL, O2, CO, H2S
Display	LCD
Weight	Approx. 220g (with battery)
Sensor Type	Electrochemical (for H2S, CO, and O2); Catalytic Bead (for LEL)
Alarm Type	Audible, Visual, Vibrating
Detection Range	O2: 0-30% vol, LEL: 0-100% LEL, CO: 0-999 ppm, H2S: 0-500 ppm
Humidity Range	15% to 90% RH non-condensing
Certifications	UL, CSA, ATEX, IECEx