Factory-Set Alarm Thresholds And Setpoints; Certifications - MSA ALTAIR 4X Manuel D'utilisation

5.2 Factory-set Alarm Thresholds and Setpoints

Sensor LOW HIGH
alarm alarm
LEL 10% LEL 20% LEL
19.5% 23.0%
O 2
CO 25 ppm 100 ppm
10 ppm 15 ppm
H 2 S
This instrument is not approved for use in atmospheres containing >21 % oxygen.

5.3 Certifications

See instrument label for the approvals that apply to your specific unit.
USA and Canada (Non-mining)
See instrument label for approvals that apply to your specific unit
USA (Mining)
MSHA 30 CFR Part 22, Methane Detector.
Approved for 30 CFR Part 75 Determination testing for methane and oxygen deficiency
Europe Union
The product ALTAIR 4X complies with the following directives, standards or
standardized documents:
Directive 94/9/EC (ATEX): II 1G Ex ia IIC T4, Ga IP67
CE 0080
Directive 2004/108/EEC (EMC): EN50270:2007 Type 2, EN61000-6-3:2007
Australia/New Zealand Test Safe Australia
Ex ia sa I IP67 (Zone 0)
Ex ia sa IIC T4 IP67 (Zone 0)
Ta = -40 °C to +60 °C
IECEx TestSafe Australia
Ex ia I IP67 (Zone 0)
Ex ia mb d IIC T4 IP67 (Zone 1) - When Combustible XCell Sensor is installed
Ex ia IIC T4 IP67 (Zone 0) - When Combustible XCell Sensor is not installed
Ta = -40 °C to +60 °C
5-2
STEL TWA
-- --
-- --
100 25
15 10
(Zone 0 with no combustible sensor installed)
II 2G Ex d ia mb IIC T4 Gb, IP67
(Zone 1 with combustible sensor installed)
I M1 Ex ia I Ma (Zone 0)
Ta = -40 °C to +60 °C
EN60079-29-1 ATEX Flammable Gas Performance
Certification for Groups I and II
EN50104 ATEX Oxygen Performance Certification
Min Max Auto-cal
alarm alarm values
setpoint setpoint
5 60 58%
5 29 15.0%
15 1700 60 ppm
5 175 20 ppm