FAQ No. FAQ02435
Question
What is the difference between the Safety
Relay and the General Relay?
Answer
| Items |
Safety Relay with forcibly guided contacts |
General-purpose Relay |
| Forcibly guide contact |
Yes | No |
| Detect the contact welding |
If an NO contact becomes welded, it can be detected by
the NC contact. If an NC contact becomes welded, it can be detected by
the NO contact. |
Not applicable | |
Contact welding and contact failure |
Both Relays experience failures, but the forcibly
guided contacts of the Safety Relay enables detection of failures with
supplementary circuits, such as safety circuits. |
| Characteristics such as
load switching and insulation resistance |
Both Relays have similar characteristics. Refer to
individual datasheets for specific characteristics and ratings. |
| Transfer contact
arrangement |
Cannot be formed | Can be
formed |
| Applicable Models |
G7SA Series
G7S Series |
MY Series
LY Series |
Other Safety Relay
FAQs
 How does a forcibly guided contact work?
Can an NPN Safety Light Curtain be connected to the F3SP-B1P Control Unit?
| 
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