230230 / 947160310010
2019-03-08·BA00·III·en·01
Technical Data
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Digital Input Output Module NAMUR
for Ex n Zone 2
Series 9471/35
Output
characteristic
18430E00
Signal transmission
Max. delay
from signal /
internal bus
< 1 ms
Max. delay
from frequency
input / internal bus
Galvanic separation
Test voltages
acc. to standard
EN 60079-11
Between
auxiliary power /
system
components
)
1800 V AC
Between
I/O channels /
system
components
)
1800 V AC
Between
I/O channels /
ground (PA)
)
1800 V AC
Electromagnetic
compatibility
Tested to the following standards and regulations:
EN 61326-1 (2006), IEC 61000-4-1 to 6, NAMUR NE 21
Technical Data
0
1
2
3
4
5
6
7
8
0
2
4
6
8
U
[V]
I [mA]
9471/35 - Output
Filter
without
small
medium
large
Frequency
0.1 Hz
(
f < 1 Hz
1/f + 1 ms 2/f
3/f
6/f
1 Hz
(
f < 10 Hz
1/f + 1 ms 4/f
9/f
18/f
10 Hz
(
f < 100 Hz 1/f + 1 ms 8/f
27/f
54/f
100 Hz
(
f < 1 kHz 1/f + 1 ms 16/f
81/f
162/f
1 kHz
(
f < 1960 Hz 1.5 ms
32/f
243/f
486/f
1960 Hz
(
f < 10 kHz 1.5 ms
16.5 ms
124 ms
248 ms
10 kHz
(
f < 20 kHz 1.5 ms
33 ms
372 ms
744 ms
f
)
20 kHz
1.5 ms
66 ms
372 ms
744 ms
