Spectrum-controls 1746sc-INO4vi Manual do Utilizador Página 22

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12 SLC 500
Isolated Analog Output Modules
Figure 2. Wiring diagrams (showing differential outputs).
Shielded, twisted-pair cable with shield
connected to ground only at one end
Not used
Current output, ch. 0
Analog ground, ch. 0
Chassis ground
Not used
Current output, ch. 1
Analog ground, ch. 1
Not used
Current output, ch. 2
Analog ground, ch. 2
Chassis ground
Not used
Current output, ch. 3
Analog ground, ch. 3
+24 Vdc external
Ground external
To guard against electrostatic damage
and improve module grounding,
connect a chassis ground pin directly
to a rack mounting bolt.
-INO4i
load
+
-
load
Ext. pwr.
supply
24 Vdc power supply if
external power is selected.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
+
-
Shielded, twisted-pair cable with shield
connected to ground only at one end
Voltage output, ch. 0
Current output, ch. 0
Analog ground, ch. 0
Chassis ground
Voltage output, ch. 1
Current output, ch. 1
Analog ground, ch. 1
Voltage output, ch. 2
Current output, ch. 2
Analog ground, ch. 2
Chassis ground
Voltage output, ch. 3
Current output, ch. 3
Analog ground, ch. 3
+24 Vdc external
Ground external
To guard against electrostatic damage
and improve module grounding,
connect a chassis ground pin directly
to a rack mounting bolt.
-INO4vi
load
+
-
load
+
-
Ext. pwr.
supply
24 Vdc power supply if
external power is selected.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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