7 setup with pactware, 1 connect the pc with vegaconnect 3, 7 s etup with pactware – VEGA VEGABAR 75 4 … 20 mA_HART User Manual
Page 22
7 S
etup with PACTware™
7
.1 Connect the PC with VEGACONNECT 3
~
=
2
3
1
4
Power supply
VEGACONNECT 3
PACTware /
TM
Fig. 9: Connecting the PC to the signal cable
1
RS232 connection (with VEGACONNECT 3) or USB connection (with
VEGACONNECT 4)
2
VEGABAR 75
3
HART adapter cable
4
HART resistance 250 Ohm
N
ecessary components:
l
VEGABAR
75
l
PC
with PACTware™ and suitable VEGA DTM
l
VEGACONNECT
3
or 4 with HART adapter cable (art. no.
2.25397)
l
HART
resistance approx. 250 Ohm
l
P
ower supply unit
Note:
W
ith power supply units with integrated HART resistance
(
internal resistance approx. 250 Ohm), an additional external
resistance is not necessary (e.g. VEGATRENN 149A, VEGA-
DIS
371, VEGAMET 381/624/625, VEGASCAN 693). I
n such
cases, VEGACONNECT 3 can be connected parallel to the
4 … 20
mA cable.
Connecting the PC to the
signal cable
22
VEGABAR
75 - 4 … 20
mA/HART
S
etup with PACTware™
28433
-EN
-070718