VEGA VEGAMET 514 - Manual (Page 9)

VEGAMET 514 9
Ex technical data
Power supply
Operating voltage U
nom
corresponds to non-Ex version
Reference voltage U
m
= 250 V AC or 125 V DC
Meas. data input (intrinsically safe circuit) on VEGAMET 513 Ex 2-times available
Flame proofing [EEx ia] IIC, [EEx ia] IIB, [EEx ib] IIC or
[EEx ib] IIB
Max. values
- voltage
U
O
= 20 V
- current I
O
= 128 mA
- power P
O
= 640 mW
Characteristics linear
Effective inner inductance L
I
negligible
Effective inner capacitance C
I
negligible
EEx ia IIC EEx ia IIB EEx ib IIC EEx ib IIB
Max. permissible outer inductance L
O
(mH) 0.5 1 1.5 2 2 9
Max. permissible outer capacitance C
O
(nF) 97 78 68 486 200 1000
The intrinsically safe circuits are reliably separated from the non-intrinsically safe circuits up
to a peak value of the nominal voltage of 375 V. The max. voltage on the non-intrinsically
safe circuits should not exceed 250 V
eff
in case of failure.
1.5 Dimensions
Product description
162
100
5,5
15
128,4
25,4
5 TE
Multipoint
connector
Circuit board 100 x 160 x 1.5
European size