SIGMATEK SRO 021, Руководство пользователя

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SRO 021 S-DIAS SAFETY RELAY OUTPUT MODULE
Page 14 02.12.2019
3.2 Lifespan of the Relay Output Module depending on the Number of
Switching Cycles Per Year
0 2 10
5

4 10
5

6 10
5

8 10
5

0
5
10
15
20
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15. 6
B10D
nop
500 00
nop
Duration of relay output module use
20a
B10D-value of the relay used 780000 switching cycles under rated load
Example calculation: With 50000 switching cycles per year, the relay output module must
be exchanged after 15.6 years (=);
with 39000
switching cycles per year, the lifespan is 20 years.
B10D
500 00
15. 6
=
O
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ti
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T
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Ye
a
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Switching Cycles per Year