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SPM Flex Gas Detector
Turning the detector on and off
Press and hold the Power/Cancel button until the green LED begins blinking� The
detector will begin a startup sequence that lasts about 30 seconds�
The four LEDs provide at-a-glance information about the current state of the
detector:
LEDs (red, green, yellow, blue)
Figure 5. SPM Flex LEDs
LED Description
Red
solid Alarm 1
blinking Alarm 2
Green blinking The detector is active
Yellow
solid Maintenance fault
blinking Instrument fault
Blue solid Connected to external power
To turn the detector off, press and hold the Power/Cancel button for 5 seconds
or select “Power Off” from the menu� Leave the detector off at least 30 seconds
before turning it on again�
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