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Your Solution for Signal Output Control for AC & EC fans - Fulltech Electric

If it caused your significant losses, when your device, like server cabinet or nuclear power equipment, can’t cool down and shut down with overheat because cooling fans stop running.

However, if your cooling fan is embedded with alarm or signal output function, then, the risk can possibly be avoided, and make sure the cooling fan operates correctly. And that is why Fulltech designs the P1 (Rotation Detective) and S1 (Tachometer) type fans for you.

Rotation Detective Alarm – P1, for AC cooling fan、EC cooling fan

It is designed for fans to connect direct with buzzer or alarm flash light, so when if the fan rpm is lower than 70%, the alarm will go off and alarm the operators.

We can also customize the RPM setting based on your need, to fit your design better.

Here are the fans that we can embed with P1 function with -

Tachometer signal output - S1, for AC cooling fan、EC cooling fan

It is designed for the fan to connect with the equipment or PC with detective software. When if the fan performance is not right, the operators can know it from the equipment panel or PC.

Here are the fans that we can embed with S1 function with -

Which one, P1 or S1 to choose?

As mentioned above, P1 is based on rotation detective, S1 is based on the tachometer, signal output. The way it warning operators and also the output visible signal is different. It mostly depends on the existing equipment and also the users’ product application.

For example, P1 is rotation detective, so when the RPM is less than the setting, the alarm will go off. So, if any circumstances, like the overheat operation temperature; damaged fan or unstable power input, which caused the irregular RPM performance, the alarm will go off to warn the operators. In another words, if you have higher demand on the thermal management for your equipment but you also want to have least cost as possible, then, cooling fan with P1 function shall be your choice.

S1 is for Tachometer function, which is good for users who already have their own equipment with detective software. The users are freely to set their signal output based on their need.

The advantage for the fans with either rotation detective or tachometer function is to be able to know if any discrepancy with the fans immediately and also helps to save the maintenance cost, as it didn’t require physical check, especially if your equipment are installed with many cooling fans with either P1 or S1 function, you will be to locate the fan with discrepancy fast, and it will save you much time and men power on the maintenance to avoid the possible greater loss.