Data Sheet for Product

3
Siemens
Datasheet
A6V10959858_en
Smart Infrasructure
2020-07-30
Visual Indicators
Meaning
Action
Yellow LED - Flashing Fume hood use for lab room exceeded Close fume hood sash to reduce fume hood
exhaust
Red LED High airflow alarm
Low airflow alarm
Emergency purge
Airflow measuring or sash measuring device
failure
Fume hood has been decommissioned
Fire
High exhaust air temperature
Follow lab safety procedures
Audible Information
Meaning
Action
Constant buzz High airflow alarm
Low airflow alarm
Emergency purge
Airflow measuring or sash measuring device
failure
Fire
Follow lab safety procedures
Long buzz Sash open above maximum operating position Close sash to safe operating position
Short buzz Pending change to Low air volume flow mode Follow lab safety procedures
Five buzz/minute Sash opening alert Close fume hood sash to reduce fume hood
exhaust
Buttons/Controls
Meaning
Action
Horn Silence Mutes audible alarm None
EMERGENCY MAX Rapid exhaust of fume hood contents in a spill
situation
If there is a spill, push button, lower sash, and
follow lab safety procedures
Technical design
Mechanical design
The unit always communicates as a KNX PL-Link device. Up to two operator display units can
be connected to the same controller.
The operating and display unit can perform the following functions without a controller:
● Monitoring of the communication to the controller. The green and yellow LEDs go off in the
event of communication failure. The red alarm LED is activated.
Components
● Segmented backlit display.
● "Green Leaf" energy efficiency function.
● Three status LEDs.
● Eight auxiliary buttons to support sash closure, light switches, and setpoint adjustment.
● Alarm buzzer.
● Horn silence button.
● Emergency max button.
● Communication port.
The details of the functions of the elements are specified by the application of the connected
controller.