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H-System – Isolated Barriers and Termination Boards
Commissioning
4.2
Device Coding
The isolated barriers are factory coded depending on their function. The coding is realized
by trimmed and untrimmed pins. It is possible to code the slots on the termination board
according to the module coding. The necessary coding pins are supplied with the
termination boards. The coding pins can also be ordered as accessories,
model number H-CP.
The following table shows the pin assignment between isolated barriers
and termination boards.
Device Coding of HiC Devices and HiC Termination Boards
No.
Termination board
Top view
Safe area
Hazardous
area
A
1
2
3
B
1
2
3
C
1
2
3
D
1
2
3
E
1
2
3
F
1
2
3
G
1
2
3
H
1
2
3
I
1
2
3
J
1
2
3
K
1
2
3
L
1
2
3
M
1
2
3
Isolated barrier
Bottom view
Hazardous
area
4
4
4
4
4
4
4
4
4
4
+
4
4
4
4
4
4
+
4
4
4
4
+
4
4
+ +
4
4
4
4
+
Type
Safe area
all non-intrinsically safe devices,
3
2
1
e. g. HiC5861(Y1), HiC5863(Y1)
–
3
2
1
+
HiC2095
3
2
1
+
–
3
2
1
+
HiC2025HC
3
2
1
HiC2821, HiC2822, HiC2831(R*),
3
2
1
HiC2832(R*), HiC2841, HiC2842,
+
+
HiC2851, HiC2853(R*)
HiC2025(Y1), HiC2025ES, HiC2031,
3
2
1
HiC2031ES, HiC2422
+
+
HiC2441, HiC2871, HiC2871A,
3
2
1
HiC2873(Y1), HiC2883
+
HiC2025A, HiC2027, HiC2027DE,
3
2
1
HiC2027ES, HiC2877
+ +
HiC2031HC
3
2
1
+
–
3
2
1
–
3
2
1
+
+ +
HiC2081
3
2
1
+ +
29
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