Vega VEGASON S 61, Руководство по эксплуатации

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4 C onnecting to voltage
supply
4 . 1 P reparing the connection
N ote safety instructions
G enerally note the following safety instructions :
l
C onnect only in the complete absence of line
voltage
S elect power supply
T he supply voltage and the current signal are
carried on the same two - wire connection cable .
T he data for power supply are stated in chapter
" T echnical data " in the " S upplement " .
S electing connection cable
VEGASON S 61 is connected with standard two -
wire cable without screen . A n outer cable diameter
of 5 … 9 mm ensures the seal e ff ect of the cable
entry .
4 . 2 C onnection steps - I nstrument
housing
P roceed as follows :
1 U nscrew the housing cover
2 I f an indicating and adjustment module is
installed , remove it by turning it slightly to the
left .
3 L oosen compression nut of the cable entry
4 R emove approx . 10 cm of the cable mantle ,
strip approx . 1 cm insulation from the individual
wires
5 I nsert the cable into the sensor through the
cable entry
6 L ift the opening levers of the terminals with a
screwdriver ( see following illustration )
7 I nsert the wire ends into the open terminals
according to the wiring plan
F ig . 24 : C onnection steps 6 and 7
8 P ress down the opening levers of the termi -
nals , you will hear the terminal spring closing
9 C heck the hold of the wires in the terminals by
lightly pulling on them
10 T ighten the compression nut of the cable entry .
T he seal ring must completely encircle the
cable
11 S crew the housing cover back on
T he electrical connection is fi nished .
4 . 3 W iring plan
Display
1 2
1
4…20mA
+ -
F ig . 25 : W iring plan , single chamber housing
1 V oltage supply and signal output
4 . 4 S witch - on phase
S witch - on phase
A fter connecting VEGASON S 61 to power supply
or after a voltage recurrence , the instruments
carries out a self - check for approx . 30 seconds :
VEGASON S 61 27
C onnecting to voltage supply
32944
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02
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070301