The robust and accurate portable quad gas detector MARINE‐4 provides unrivalled pr otection in confined space applications with audible and visual alarms in the event of exposure to flammable or toxic gases.
The “A‐B‐C” Always‐Be‐Calibrated certificatio n / calibration station creates secure tamper‐proof digital on board records of tests to show that the portable gas detectors are routinely maintained and calibrated.
Temperature: |
‐20˚C to +50˚C (‐4˚F to 122˚F) |
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IP Rating: |
IP67 |
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Response times (T90): |
LEL = 10 secs (IEC 60079‐29‐1) O2 = 12 secs (BSEN 20 104) CO = 25 secs H2S = 35 secs |
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Approvals: |
IEC Ex ia d IIC T4 Gb ATEX Ex II 2 G Ex ia d IIc T4 MED (0038/YY) – Module B & E UL913 Class 1 Div 1 Groups A,B,C,D CSA Class 1 Groups A,B,C,D |
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Sensor: |
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Gas |
Ranges |
Increments |
Sensor Type |
|
LEL |
0‐100% LEL |
1% LEL |
Pellistor/Catalytic |
|
O2 |
0‐25% |
0.1% |
Electrochemical |
|
CO |
0‐1000ppm |
1ppm |
Electrochemical |
|
H2S |
0‐100ppm |
1ppm |
Electrochemical |