Pepperl+Fuchs HiD2022 Series - Page 26

2017-09
26
Functional Safety HiD2022*, KFD2-STC5-(Ex)*, KFD2-STV5-(Ex)*
Operation
Proof Test for 2-Channel H-System Devices
Figure 5.5 Proof test set-up for HiD2022(SK)
Step No. Input value (mA) Output value
Current source/current sink (mA) for
HiD2022(SK)
1 20.0 20.0 ± 0.4
2 12.0 12.0 ± 0.4
3 4.0 4.0 ± 0.4
4 23.0 23.0 ± 0.4
5 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.