YDFLP-C-30-M7-S-X user manual
File Number: EFLP001-B
Shenzhen JPT Opto -Electronics Co. Ltd.
Version :B Date:2020. 8
21
Internal Frequency
(3) The Fan Speed Control
When the temperature is and higher than Fan_L, the fan starts to work. And the temperature is up
to Fan_H, the fan works at maximum speed.
1.The fun works at maximum speed for 5s after the power is on, then steps into the stage of
speed control.
2.If the sensor temperature below Fan_L, the fan does not work. (At the beginning, sensor
temperature is higher than Fan_L, then lower than this value, the fan works at fixed speed.)
3. The Fan works at speed control when the sensor temperature between between Fan_L and
Fan_H, the closer the sensor temperature gets to the Fan_H, the closer the fans run at maximum
speed.
4. The fans work at maximum speed when the temperature is higher than Fan_H.
(4) Power Latching and Emergency Stop Signal Control
PIN9 is power latch signal and the function is enabled if checked, rising edge is effective. The
default is not checked.
PIN23 is for stop signal and the function is enabled if checked, low level effective, the default is
not checked.
