Relevant Data For Ex Applications; Functional Safety Values; Other Data - HYDAC ELECTRONIC HDA 4000 Bedienungsanleitung Und Sicherheitshinweise

HDA 4000 ATEX, IECEx intrinsically safe, increased safety, for hydrogen applications - SIL 2 / PLd
28.4

Relevant data for Ex applications

Supply voltage
Max. input current
Maximum input pow er
Connection capacitance of the
sensor
Inductance of the sensor
Intrinsically safe barrier
Additional effective capacitance
w ith firmly connected cable /
lead
Additional effective inductance
w ith firmly connected cable /
lead
28.5

Functional safety values

Performance Level
Safety Integrity Level
28.6

Other data

Residual ripple of supply
voltage
Current consumption
Life expectancy
Weight
Note:
1)
Reverse polarity protection
are provided.
FS (Full Scale) = relative to complete measuring range
Edition: 2022-01-06
Ex ia, ic
1)
U = 12 .. 28 V DC
i
I = 100 mA
i
P = 0.7 W
i
=  33 nF
C
i
L = 0 mH
i
Positive, linear, 28 V / 0.7 W / 100 mA;
R > 280 Ohm
i
0.2 nF/m x length
1 µH/m x length
TÜV Nord certificate
Architecture
MTTFd
DC
avg
PL
TÜV Nord certificate
Classification
Architecture
Hardw are Failure Tolerance
Demand mode
SFF
PFH
Diagnostic test interval
SIL
 5 %
 25 mA
> 10 million load cycles (0 .. 100 % FS), 20 years
approx. 150 g (incl. device connector)
approx. 300 g (w ith electrical Conduit connector)
of the supply voltage,
HYDAC ELECTRONIC GMBH
12 .. 28 V DC
Max. pow er consumption  0.7 W
44 207 137 092 17
Category 2
100 years (> 230 years) (high)
90.4 % (medium)
d
44 207 137 092 17
Type B System
1oo1 (1 out of 1)
HFT = 0
high or continuous
demand
> 94 %
-8
4.91 * 10
< 1 second for critical failures
2
overvoltage, override and
42
Ex ec
short circuit protection
Part no.: 670051