VEGA VEGATROL 10 Ex 1 - Manual (Page 6)

VEGATROL 10 Ex 1 6
2.3 Technical data
2.3.1 Signal conditioning instrument VEGATOR 526 W Ex
Power supply
Operating voltage U
nenn
= 24 V AC (20 … 28 V), 50 / 60 Hz or
= 24 V DC (16 … 60 V)
Power consumption approx. 11 VA or approx. 8 W
Fuse (internal) plug fuse 800 mA, moderately slow blow
Measuring data input - Operating data
Data transmission analog, 4 … 20 mA
Power supply 14 … 18,9 V DC
Current limitation bei 45 mA, short-circuit proof
Connection line 2-wire
Resistance per conductor max. 35 Ohm
Measuring data input - Ex-technical data
Max. values: voltage U
≤
18,9 V DC
current I
≤
95 mA
efficiency P
≤
647 mW
Characteristics trapezoidal
Internal effective inductance L
int
unimportant
Internal effective capacitance C
int
≤
10 nF
Flame proofing EEx … IIC EEx … IIB
Max. permissible outer inductance L
ext
… ia… 0,5 mH 1 mH 1,5 mH 2 mH 0,5 mH 1 mH 1,5 mH 2 mH
… ib… 4 mH 15 mH
Max. permissible outer capacitance C
ext
… ia… 52 nF 40 nF 27 nF 15 nF 200 nF 190 nF 177 nF 160 nF
… ib… 240 nF 1,1 F
The intrinsically safe circuit is reliably galvanically separated from the not-intrinsically safe circuits up to a peak value of
375 V of the nominal voltage.
Level relay
Contact 1 floating spdt, AgCdO and gold flashed
Min. turn-on voltage 12 V DC
switching current 10 mA DC
Max. turn-on voltage 250 V AC, 48 V DC
switching current 2,5 A at 250 V AC; 1 A at 48 V DC
breaking capacity 125 VA AC
Required external fuse
for relay contacts
2 A, slow
Fail safe relay
Contact
1 floating spdt, AgCdO and Au plated
Min. turn-on voltage 10 mV
switching current 10
µ
A
Max. turn-on voltage 250 V AC, 60 V DC
switching current 2 A AC, 1 A DC
breaking capacity 125 VA AC, 60 W DC
Ambient conditions
Permissible operating temperature -20
°
C … +70
°
C
Storage and transport temperature -25
°
C … +80
°
C
Electrical connection
Connection Plug connection acc. to DIN 41 612, series F, 32-pole, d, z
Carrier 596 Ex Connection to the respective module
Housing 589 - 10 Ex Connection to terminal (max. 1,5 mm 2 )
2 Technical Information