3 21 Signal Conditioner DC Power Supply
3 21 Signal Conditioner DC Power Supply
Three types of isolated DC power supplies are available to supply an external transmitter
or sensor. These are 20V rated at 25mA, 12V rated at 40 mA and 5V rated at 80 mA. The
DC voltage is delivered via the output 2 terminals.
Three types of isolated DC power supplies are available to supply an external transmitter
or sensor. These are 20V rated at 25mA, 12V rated at 40 mA and 5V rated at 80 mA. The
DC voltage is delivered via the output 2 terminals.
Caution:
Don't use the DC power supply beyond its rating current to avoid damage.
Purchase a correct voltage to suit your external devices. See ordering code in section 1-2.
Don't use the DC power supply beyond its rating current to avoid damage.
Purchase a correct voltage to suit your external devices. See ordering code in section 1-2.
Figure 3.26
DC Power Supply Applications
Figure 3.26
DC Power Supply Applications
64
Set
OUT2 =
OUT2 =
DC Power Supply
DC Power Supply
+
+
4 - 20mA
4 - 20mA
Two-line
Transmitter
Two-line
Transmitter
+
+
+
V or mA
V or mA
Three-line
Transmitter
or sensor
Three-line
Transmitter
or sensor
+
OUT
COM
IN
+
Bridge Type
Sensor
Bridge Type
Sensor
+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
