Vega VEGABAR 54 4 … 20 mA_HART Bedienungsanleitung PDF herunterladen (Seite 40)

7 Set up with PACTware and other adjustment programs

VEGABAR 54 • 4 … 20 mA/HART

36726-EN-130321

2 4

OPEN

TWIST

USB

LOCK

Fig. 23: Connecting the PC via HART to the signal cable

1 VEGABAR 54

2 HART resistance 250 Ω (optional depending on processing)

3 Connection cable with 2 mm pins and terminals

4 Processing system/PLC/Voltage supply

Necessary components:

•

VEGABAR 54

•

PC with PACTware and suitable VEGA DTM

•

VEGACONNECT

•

HARTresistanceapprox.250Ω

•

Power supply unit or processing system

Note:

With power supply units with integrated HART resistance (internal

resistanceapprox.250Ω),anadditionalexternalresistanceisnot

necessary. This applies, e. g. to the VEGA instruments VEGATRENN

149A, VEGADIS 371, VEGAMET 381. Common Ex separators are

alsousuallyequippedwithasucientcurrentlimitationresistance.

In such cases, VEGACONNECT 4 can be connected parallel to the

4 … 20 mA cable.

7.2 Parameter adjustment with PACTware

Further setup steps are described in the operating instructions

manual"DTM Collection/PACTware"attachedtoeachCDandwhich

can also be downloaded from our homepage. A detailed description

is available in the online help of PACTware and the VEGA DTMs.

Note:

Keep in mind that for setup of VEGABAR 54, DTM-Collection in the

actual version must be used.

All currently available VEGA DTMs are included as a DTM Collection

on a CD. They can be purchased for a token fee from the responsible

VEGA agency. In addition, the actual PACTware version is also avail-

able on this CD.

In addition, this DTM Collection incl. the basic version of PACTware

can be downloaded free of charge from the Internet. Move via www.

vega.com

and"Downloads"to"Software".

VEGACONNECTviaHART

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