Publisher:Administrator Date in:2019-01-25
As an electronic component, Omron relay is also an automatic control product. It has a control system and a controlled system. It generally plays a role of safety protection, automatic adjustment, and conversion circuit in the circuit. Most of the uses of OMRON relays are mainly In the automatic control circuit. However, this generally requires attention in many aspects, whether it is in operation or in use. If you don't pay more attention, even small details will cause hidden troubles. The following Xiaoxiaoou will explain to you what are the matters needing attention about the OMRON relay overall?
The precautions for use and operation of Omron relays are as follows:
Problem one
Generally, the rated voltage of the OMRON relay must not be lower than the rated output current in the circuit. Otherwise, when the current is overloaded, the surge current may not exceed the overload capacity of the relay. So when you choose a relay, you must pay attention to whether the relay can withstand this surge current under the premise of ensuring steady-state operation. Otherwise, the failure of the relay will cause a potential safety hazard.
Problem two
Regarding the use environment of OMRON relays, generally do not use the relays in flammable, explosive gas and other environments. Otherwise, once the relay works for a long time, it may cause the arc generated during switching to cause the relay to heat up and cause fire or fire. It is possible to explode, which will cause relay damage and disassembly.
Problem three
Do not use the rated load of the relay's switch capacity contact, because once the current is too rated, the OMRON relay will cause contact welding, poor insulation, etc., and in serious cases, it may cause the relay load temperature to be too high and burn directly. Broken or burnt.
Problem Four
Secondly, when the OMRON relay current is greater than or equal to 10A, a heat sink must be added, and the actual load current cannot be greater than the rated current value of the relay, otherwise the OMRON relay may not be compatible with excessively high currents in the event of a load. To directly burn its relay.
Question five
The rated load and life of the OMRON relay are a reference value, which will vary greatly according to different environmental factors, load properties and types, so it is best to confirm it in actual use. And in order to ensure the performance of the OMRON relay, please be careful not to let it fall or be squeezed by heavy objects during operation, otherwise it may cause damage to the relay's base components.
In addition, there are two types of OMRON relay working modes. One is when the delay coil is energized, and then the normally open and normally closed contacts of the OMRON relay are delayed before acting, and the coil is reset immediately after the power is turned off. In another case, when the power-off delay is after the coil is energized, the normally open and normally closed contacts of the relay will immediately act, and the coil will delay operation after the power is turned off.
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