20
20
-0
4
18
Functional Safety KCD2-SCD-Ex1.ES(.SP), HiC2031ES
Operation
Figure 5.1 Proof test set-up for KCD2-SCD-Ex1.ES(.SP)
Figure 5.2 Proof test set-up for HiC2031ES
KCD2-SCD-Ex1.ES(.SP)
Zone 0, 1, 2
Div. 1, 2
Zone 2
Div. 2
5-
1+
2-
6+
Multimeter
(mA )
I
supply
9+
10-
Power Rail
24 V DC
Power
supply
4 mA to 20 mA
4 mA to 20 mA
Collective error
message
(optional)
R
load
Termination Board
HiC2031ES
Zone 0, 1, 2
Div. 1, 2
Zone 2
Div. 2
11
14
+
-
+ 1
-
4
I
supply
SL2
5a
5b
SL1
8a
7a
Multimeter
(mA )
1a, 1b
2a, 2b
6b
-
+
24 V DC
Power
supply
4 mA to 20 mA
4 mA to 20 mA
Fault bus
(optional)
R
load
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.
