MSA GasGard XL Manuel D'utilisation page 11

Channel Status Info LEDs
Each of the eight Control Channels has four LEDs for monitoring unit operating status.
Fig. 4 Channel Status Info LEDs
1 The green Power LED:
2 The yellow Status LED:
3 The red Alarm 1 LED:
4 The red Alarm 2 LED:
• Channel is powered and enabled by the system.
• Channel is in a fault condition.
• Blinking LED (0.5 Hz):
Channel is disabled.
• First alarm level is reached. It further indicates the specific
status:
• Hz blinking:
First alarm level is reached, but not yet acknowledged
• Steady:
First alarm level is acknowledged, but still inside alarm
range
• 0.5 Hz blinking:
First alarm is configured as latching. Measured value is
out of alarm level and not yet reset.
• Second alarm level is reached. It further indicates specific
status:
• 4 Hz blinking:
Second alarm level is reached, but not yet acknowl-
edged
• Steady:
Second alarm is acknowledged, but still inside alarm
range
• 0.5 Hz blinking:
Second alarm is configured as latching. Measured
value is out of alarm level and not yet reset.
GasGard XL
Description
US
11