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24 V DC to the next device
<1>
<1>
<1> When using the electrical isolation, omit the
terminal jumper and connect the load power
supply shown as a dashed line.
1
2
DO: CU_G, CU_GL, CU_GM, CU_MV, CU_S, CU_SL
CU320-2 input/output terminals - Digital inputs, electrically isolated (DI 4 ... DI 7, DI 20, DI 21)
X124.+
+24 V
X124.+
X124.M
M
X124.M
M
X132.1
DI 4
24 V
X132.2
DI 5
X132.3
DI 6
X132.4
DI 7
X132.5
DI 20
p0796.20
5 V
X132.6
DI 21
X132.7
M2
p0796.21
<1>
24 V
X132.8
M
<1>
3
4
DI 4 ... DI 7, DI 20, DI 21
inverted
r0723
1 = Simulation on
p0795.4
r0721.4
1
r0723.4
0
p0796.4
1
p0795.5
r0721.5
1
r0723.5
0
p0796.5
1
p0795.6
r0721.6
1
r0723.6
0
p0796.6
1
p0795.7
r0721.7
1
r0723.7
0
p0796.7
1
p0795.20
r0721.20
1
r0723.20
0
1
p0795.21
r0721.21
1
r0723.21
0
1
5
6
fp_2121_51_eng.vsd
07.12.11 V04.05.00
p0799[0] (4000.00 μs)
DI 4 ... DI 7, DI 20, DI 21
r0722
r0722.4
r0722.5
r0722.6
r0722.7
r0722.20
r0722.21
7
8
Function diagram
- 2121 -
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