Vega VEGABAR 41 4 … 20 mA Bedienungsanleitung PDF herunterladen (Seite 17)

VEGABAR 41 (4 … 20 mA) 17

4 Setup

Electrical connection and setup can be sim-

plified by temporarily mounting the cover or

the display module on VEGABAR laterally or

downwardly displaced.

OPERATE

t

SPAN

ZERO

i

Key +: Modify

value (increase

Key –: Modify

value (de-

crease)

Setup

Display module

VEGABAR

87654321

4 ¼ 20 mA

DISPLAY

VEGADIS 10

12 ¼ 36 V DC E12

+ -

+

-

OK

Tighten screws lightly

4.1 Display module

Digital value

- 4 digital and decimal point

- basic function module: indicates a perma-

nent bar measurement range

- menu-driven module: allows individual

scaling of bar measurement range

Connection is made via a plug connector

according to the "Electrical connection“ sec-

tion.

4.2 Setup with module "Adjustment

of the basic functions“

Adjustment elements

Tendency

indication

Bar graph

Digital value

Adjustment system

• Select the required function with the rotary

switch.

• Change the value with the "+“ and "–“ keys.

• Reset rotary switch to OPERATE, the ad-

justed values are transferred to the EEP-

ROM-memory. They remain there even in

case of voltage drop.

Adjustment

For adjustment of zero and span, an amme-

ter must be connected to terminals 1 and 3.

The measured value is identical to the output

current.

1 Adjustment of zero

(e.g. process pressure zero or vessel

empty)

• Set rotary switch to zero

• By pushing the "+“ and "–“ keys (simulta-

neously) the current jumps directly to 4 mA

or set it to 4 mA by pushing the "+“ and "–“

keys.

Adjustment range of zero:

-20 % … +95 % of the nominal range (corre-

sponds to turn of up to +95 %)

Rotary switch: Select requested

function

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 27 28

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