6. Commissioning, operation ... 8. Disposal
Set the span in the following sequence:
1. Carry out a zero point calibration
2. Connect the pressure connections
3. Select "Span" in the menu and then select "Adjust"
4. Using both the "up" and "down" arrow buttons, set the relevant value
for the display or the 0 ... 10 V output, so that it matches the reference
pressure instrument's value
5. Confirm the setting by pressing the "OK" button
Pout
10 V
7. Maintenance and cleaning
The differntial pressure switches are maintenance-free and offer long
service life provided they are handled and operated properly.
Clean the instruments with a moist cloth (soap water).
Repairs must only be carried out by the manufacturer or appropriately
qualified skilled personnel.
8. Disposal
Incorrect disposal can put the environment at risk.
Dispose of instrument components and packaging materials in an
environmentally compatible way and in accordance with the country-
specific waste disposal regulations.
WIKA operating instructions air2guide model A2G-45
Influence of the span
setting on the measured
values
Pressure
GB
13