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GS700 USER GUIDE
Fault Alarm Types
Sample Fault
A fault with the GS700 ow due to the sample path being
blocked, water ingress, a blocked lter or pump failure.
• Functionality is disabled and ‘Sample fault’ ashes
OFF and ON.
• Audible alarm, visual red LED’s on top plate and red
display backlight activate.
• The sample path and lters should be checked for
a blockage or water ingress.
• Once the blockage is cleared, press
B1 to restart
the pump.
i
In CSM mode, once the blockage is cleared, the
pump will automatically restart.
Zero Fault
Indication that the zero gas reading is outwith its calibration
limits.
• Zero alarm ag and %LEL alternate on the display.
• Audible alarm , visual red 360
o
LED bar activate.
• Press
B3, to zero.
i
Always Zero in fresh air.
Alternates with
Alternates with
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