1
Why should we pay attention to the start-up current of safety relays?
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169
2
Is there a life cycle / year for the use of safety relays? Does it need to be replaced regularly?
2020-07-17
174
3
Is it necessary to use safety relays on mechanical equipment?
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152
4
What are the common faults and treatment methods of safety relays?
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132
5
Can ordinary relays be used in the SIS system?
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131
6
Is there a national standard that mandates that SIS systems must use safety relays?
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156
7
Are there recommended models for safety relays suitable for process control SIS systems?
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133
8
How to choose safety relay?
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127
9
What is the difference between a safety relay and a general relay?
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124
10
What is a safety relay?
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127
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