AFA4000/2
Airflow Monitor / p.25
Function
Description
Setback O/R On /
Off
•
Pushbutton III set to
Setback O/R On / Off
•
Setback O/R On / Off Relay operates
•
Night Setback Input overridden (off)
Purge On / Off
•
Pushbutton III set to
Purge On / Off
•
Purge On /Off Relay operates
Emergency On / Off
•
Pushbutton III set to
Emergency On / Off
•
Emergency On /Off Relay operates
3.6.4
Input functions
The AFA4000/2 has 3 programmable inputs that can be set to:
•
Analogue (0 - 5 Vdc)
•
Digital open or
•
Digital closed operation
3.6.4.1
Analogue input functions
Function
Description
Temperature
•
Any Input set to Analogue - Temperature
•
Temperature is displayed alongside airflow velocity in °C or °F
•
Low Temp toggles on / off with display if temperature is less
than the Low Temp Alarm point
•
Red Alarm LED Halo illuminated
•
Audible alarm sounds - can be muted by pressing the Mute
pushbutton
•
Low Temp relay operates (when configured)
•
High Temp toggles on / off with display if temperature is
higher than the High Temp Alarm point
•
Red Alarm LED Halo illuminated
•
Audible alarm sounds - can be muted by pressing the Mute
pushbutton
Содержание AFA4000/2
Страница 1: ...AFA4000 2 Airflow monitor Installation and operating manual Issue 1 ...
Страница 50: ...AFA4000 2 Airflow Monitor p 50 Figure 21 AFA4000 2 typical connection diagram ...
Страница 51: ...AFA4000 2 Airflow Monitor p 51 Figure 22 AFA4000 2 AS typical connection diagram ...
Страница 52: ...AFA4000 2 Airflow Monitor p 52 5 4 Dimensions Figure 23 AFA4000 2 and AFA4000 2 AS dimensions ...
Страница 53: ...AFA4000 2 Airflow Monitor p 53 Figure 24 SM7 airflow sensor dimensions ...
Страница 64: ...AFA4000 2 Airflow Monitor p 64 Figure 34 Side views of a rack and pinion drive typical installation ...
Страница 87: ...AFA4000 2 Airflow Monitor p 87 Figure 61 Adjusting the personnel sensor beam angle away from the fume hood ...
Страница 90: ...AFA4000 2 Airflow Monitor p 90 6 10 Auto Sash System Control Box general wiring diagram ...
Страница 127: ...AFA4000 2 Airflow Monitor p 127 ...
Страница 140: ...AFA4000 2 Airflow Monitor p 140 Figure 69 Typical connection diagram ...
Страница 144: ...AFA4000 2 Airflow Monitor p 144 Figure 70 Connection diagram with RS232 485 converter ...