WIKA A2G-15 Mode D'emploi page 11

6. Commissioning, operation ... 8. Zero point adjustment
Commissioning
During the commissioning process pressure surges must be avoided
■
at all costs
Install the pressure connection according to the symbols
■
⊕ high pressure ⊖ low pressure
Use the pressure gauge only if the diaphragm is undamaged and if it
■
is in perfect condition with regard to safety.
7. Output signal (model A2G-15)
Output signal
Power supply U
Measuring accuracy of sensor ±3 % of end value of measuring range
Electrical connection M12 cable gland with screw terminals
Terminal configuration
8. Zero point adjustment
In general, the zero point should only be checked and adjusted after the
system has been depressurised.
Mechanical and electrical zero point
If there is a zero point deviation (in depressurised condition), the
mechanical as well as the electrical zero point can be adjusted simulta-
neously by turning the adjustment screw located in the front.
WIKA operating instructions air2guide models A2G-10, A2G-15
0 ... 10 V, 3-wire
DC 15 ... 35 V
B
Power supply
DC 15 ... 35 V
11
GB