Labconco Guardian 1000 Digital Airflow Monitor User Manual
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High / Low
• When input configured as High/Low is activated
• Display Icon shows High or Low
• High / Low relay operates ( if configured )
This function is designed for two speed fan operation or two position damper operation switched
via a micro switch or proximity switch activated at a given position on the sash.
Night set-back
• When input configured as Night set-back is activated
• Night set-back Icon is displayed
• Red LED on ( Flashing)
• Reduced Low air alarm ( if configured )
• Audible alarm muted
• Mute Icon shown on display
External alarm
• When input configured as External alarm is activated
• Red LED on ( Flashing) – ( if configured )
• External Alarm toggles on /off with display -- ( if configured )
• Audible alarm sounds – can be muted via Enter pushbutton
• External alarm relay operates ( if configured)
Alarm disable
• When input configured as Alarm disable is activated
• Alarm disabled is displayed
• Red LED on ( Flashing)
• Audible alarm muted
• Mute Icon shown on display