Pepperl+Fuchs KCD2-SR Series - Page 20

2018-12
20
Functional Safety KCD2-SR-(Ex)*(.LB)(.SP), HiC282*
Operation
Figure 5.2 Proof test set-up for KCD2-SR-(Ex)2(.SP)
Usage in Zone 0, 1, 2/Div. 1, 2 only for KCD2-SR-Ex2(.SP).
Figure 5.3 Proof test set-up for HiC2821, HiC2822
Channel 2 only for HiC2822.
Zone 2
Div. 2
Zone 0, 1, 2
Div. 1, 2
Multimeter
(mA)
5
6
1+
2-
7
8
KCD2-SR-Ex2
Multimeter
(mA)
3+
4-
Multimeter
(mA)
Multimeter
(mA)
240 Ω/2.5 W
24 V DC
Multimeter
(mA)
240 Ω/2.5 W
24 V DC
9+
10-
I
II
24 V DC
Power
supply
I
supply
R
LB
R
SC
R
LB
R
SC
Termination Board
HiC2822
Zone 2
Div. 2
Zone 0, 1, 2
Div. 1, 2
I
II
10a
9a
SL1
8a
7a
12
15
11
14
1a, 1b
2a, 2b
5a
5b
1
4
-
+
+
SL2
1a
1b
2
5
+
-
-
Multimeter
( mA )
Multimeter
( mA )
Multimeter
(mA)
240 Ω/2.5 W
24 V DC
Multimeter
( mA )
240 Ω/2.5 W
24 V DC
Multimeter
(mA)
I
supply
24 V DC
Power
supply
R
LB
R
SC
R
LB
R
SC
Tip
The easiest way to test HiC devices is by using a stand-alone HiCTB**-SCT-***-**-**
termination board. In this test, it is not necessary to disconnect the wiring of the existing
application. Faults in a subsequent wiring can be avoided.