Functional Safety HiD2022*, KFD2-STC5-(Ex)*, KFD2-STV5-(Ex)*
Operation
20
21
-0
4
23
Proof Test for 2-Channel H-System Devices
Figure 5.5 Proof test set-up for HiD2022(SK)
Input value (mA) Output value
Current source/current sink (mA) for HiD2022(SK)
20.0
20.0
±
0.4
12.0
12.0
±
0.4
4.0
4.0
±
0.4
23.0
23.0
±
0.4
0
< 0.2
Table 5.3
HiD2022
1a, 1b
2a, 2b
-
+
Termination Board
Zone 2
Div. 2
Zone 0, 1, 2
Div. 1, 2
I
II
Multimeter
(mA/V)
Multimeter
(mA/V)
SL2
SL1
11
14
+
-
+ 1
4
5a
5b
-
7
7a
8a
7a
12
15
+
-
+ 2
5
1a
1b
-
6
3b
10a
9a
Signal calibration
4 mA to 20 mA
I
supply
24 V DC
Power
supply
Tip
The easiest way to test HiD devices by using a stand-alone HiDTB**-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.
