VEGA D81 Hydrostatic pressure transmitter - Manual (Page 24)

24 Pressure transmitter D81
Adjustment with PC and adjustment
program VVO (electronics version B, I, K
and L)
With the adjustment program VVO (VEGA
Visual Operating) on the PC, you can con-
veniently adjust the pressure transmitters
with electronics version B, I, K and L. The PC
communicates with the sensor through the
interface converter VEGACONNECT 2 or the
standard RS 232 interface cable. A digital
adjustment signal is superimposed on the
signal and supply cable. The adjustment can
be carried out from any location on the signal
cable, on the sensor directly, on the signal
conditioning instrument or on the VEGALOG
processing system.
Setup
4.2 Sensor without adjustment
Sensors with electronics version C have no
adjustment capability and come preset to the
stated measuring range.
1 Reduce value
2 Rotary switch
3 Increase value
With the rotary switch you can select four
switch positions:
s
- span
z - zero
ti - time (integration time)
O p - operate (operating status)
Bedieneinsatz
operating unit
S
Z t
i
Op
4 3 2 1 5
+ -
12V...36V DC
4...20mA
1
2
3
4.3 Sensor with adjustment insert,
adjustment in the sensor
Sensors with electronics version D and K are
equipped with an adjustment insert.