9 MAINTENANCE
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Useful life of the relay
For an I/O module, such as the LQY100 or LQY140, that contains a relay, the useful life of the
relay contacts must be considered. Plan periodic replacement of the I/O module if it is used in a
system in which the relay opens and closes frequently or either the output voltage or the power
current is high.
20
30
50
100
200
300
500
1000
2000
10
0.02
0.05
0.1
0.2
0.3
0.5
1.0
2.0
Load current (A)
The L load includes surge current.
Number of times (unit: ten thousand)
24 VDC R load
110 VDC L load (L/R = 7 ms)
220 VAC L load (COS
φ
= 0.4)
120 VAC L load (COS
φ
= 0.4)
120 VAC R load, 24 VDC L load (L/R = 7 ms)
110 VDC R load
220 VAC R load
Содержание S10mini D
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Страница 19: ...1 BEFORE USE ...
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Страница 55: ...5 WIRING ...
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