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4
Indicates GS300Mc is in warm up phase with countdown timer at 89 seconds remaining.
A Red backlit display indicates there is an alarm condition.
LEL (Lower Explosive Limit) label shows a sensor is for detection of explosive levels of gas.
20 as concentration level would 20% of the LEL
a
b
c
d
a
Concentration of gas at the displayed sensor number.
(Updated every 4 seconds).
b
The number of the sensor to which the concentration
applies.
c
Shows if the sensor is a toxic or explosive sensor.
d
Timer symbol indicates GS300Mc is in warm up phase.
Displayed number is seconds until full operation phase.
LCD Display Interface
Warm up Phase
Normal Condition
Alarm Condition Toxic (ppm) setting
Alarm Condition Explosive (LEL) setting
Fault Condition
A Green backlit digital display indicates normal condition.
The display shows an absense of a gas leakage at sensor 1.
A Red backlit display indicates there is an alarm condition.
ppm (parts per million) label shows a sensor is for detection of toxic levels of gas.
300 as concentration levels would be 300ppm of target gas.
A Yellow backlit display indicates a short circuit, sensor fault, signal loss, incorrect sensor
connection or failure (In case of sensor failure LED flashes when relevant sensor is
scanned).
Emergency Stop Condition
A red backlit display with "btn" warning that indicates that the emergency stop button has
been pressed to secure the site
