Functional Safety HiD2022*, KFD2-STC5-(Ex)*, KFD2-STV5-(Ex)*
Operation
20
21
-0
4
21
Figure 5.2 Proof test set-up for KFD2-STV5-(Ex)*-1 and KFD2-STV5-(Ex)*-2
Usage in Zone 0, 1, 2/Div. 1, 2 only for KFD2-STV5-Ex1-1, KFD2-STV5-Ex1-2,
KFD2-STV5-Ex2-1, and KFD2-STV5-Ex2-2
The KFD2-STV5-1-1, KFD2-STV5-Ex1-1, and KFD2-STV5-Ex1-2 devices have no second
channel.
Proof Test for K-System Devices with Splitter Function (1.2O)
KFD2-STV5-Ex2-2
Zone 0, 1, 2
Div. 1, 2
Zone 2
Div. 2
I
supply
1
3
2
4
6
5
7-
8+
9
250 Ω
10-
11+
12
250 Ω
14+
15-
500 Ω
500 Ω
Signal calibration
4 mA ... 20 mA
24 V DC
Power
supply
Multimeter
(mA)
Multimeter
(mA)
Input value (mA) Output value
Current source/current
sink (mA) for KFD2-STC5-
(Ex)1.2O(.H)
Voltage source (V) for
KFD2-STV5-Ex1.2O-1
Voltage source (V) for
KFD2-STV5-Ex1.2O-2
20.0
20.0
±
0.4
5.0
±
0.1
10.0
±
0.2
12.0
12.0
±
0.4
3.0
±
0.1
6.0
±
0.2
4.0
4.0
±
0.4
1.0
±
0.1
2.0
±
0.2
23.0
23.0
±
0.4
5.75
±
0.1
11.5
±
0.2
0
< 0.2
< 0.1
< 0.1
Table 5.2
