Operation
VA 521 EN V1.20
Page
16
o
39
10.1 Initialization
10.2 Main menu
Switching to pages 2-4 or back by pressing key
„
“
AV-Time (Period for average value calculation) could be changed under
Sensor Setup.-Advanced
– AV-Time
HW Version
Page-No.
*** VA 520 ***
Gas /
Status Info
SW Version
Modbus ID
*** VA 520 ***
391.23
391
1 minutes
410,34
1 minute
91,32
82.46
After switching on the VA 521, the initialized
screen is displayed followed by the main
menu.