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E Series
SCC-DO01
P0.( X )
State Switch
D GND
SCC-DO01 Isolated Digital Output Module User Guide
+5 V
Status
LED
Power-Up
= External voltage source may be floating or ground-referenced.
Figure 1. Connecting a Load R
Figure 1 shows Configuration 1, with a load R
and V
terminals and a voltage supply connected to the V
OUT
terminals. Connect Configuration 1 to the SCC-DO01 by completing the
following steps:
1.
Remove all power from the signal lines.
2.
Strip 7 mm (0.27 in.) of insulation from the ends of the signal wires.
3.
Insert the wires into the screw terminals.
a.
Connect the negative lead of the voltage supply and the negative
lead from R
b.
Connect the positive lead from R
c.
Connect the positive lead of the voltage supply to screw
terminal 1, V
Tighten the screws to 0.5 to 0.6 N ⋅ m (4.4 to 5.3 lb ⋅ in.) of torque.
4.
66.5 Ω
1/2 w
3
V
ss
16 Ω
2
V
OUT
1
V
COM
16 Ω
to V
LOAD1
COM
to screw terminal 1, V
LOAD1
LOAD1
.
SS
4
+
5–24 VDC
–
I
O1
Load
R
LOAD1
and V
(Configuration 1)
OUT
connected to the V
LOAD1
and V
SS
.
COM
to screw terminal 2, V
COM
COM
.
OUT
ni.com
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