Options And Accessories; Standard Accessories - WIKA A2G-20 Mode D'emploi

6. Commissioning, operation / 7. Options and accessories
Commissioning
A prerequisite for the commissioning is a proper installation of all
electrical supply, control and measuring lines and of the pressure
connection lines. Before commissioning, the leak tightness of the
pressure connection lines must be checked.
The air velocity transmitter is supplied with a special protection cap
protecting the sensitive sensor element against damage during
transport. Before commissioning, this protection cap absolutely must
be removed!
Commissioning of the option with relay
Jumper and pushbutton for the setting of the relay parameters:
Set the jumper "switching point" (sw.p.) and then push the button to set
the desired switching point. The set value (m/s) is shown in the display.
Set the jumper "hysteresis" (hyst.) and then push the button to set the
desired hysteresis of the relay switching point. The set value (m/s) is
shown in the display.

7. Options and accessories

Standard accessories

Mounting flange
■
Options
LC display for measured value display
■
LC display for measured value display and relay (potential-free,
■
change-over contact, max. AC 250 V, 6 A, DC 30 V, 6 A, adjustable
switch point and hysteresis)
WIKA operating instructions air2guide model A2G-20
GB
11