MSA ALTAIR 4 Manual De Instrucciones página 486

TECHNICAL SPECIFICATIONS/CERTIFICATIONS
5.3 Certifications
See instrument label for the approvals that apply to your specific unit.
USA and Canada
USA
Canada
Only the combustible detection portion of this instrument has been
assessed for performance by the Canadian Standard Association
(C.S.A.).
Other Countries
Australia
46
Exia
Class I, Groups A, B, C, D, F, G
Ambient temperature: -4°F to +122°F; T4
Exia
Class I, Groups A, B, C, D
Ambient temperature: -4°F to +122°F; T4
Ex ia IIC T4
Ambient temperature: 122°F
ALTAIR 4 - Operating Manual 10088160/00 Y-HLR
MSA
GB