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Hi I sent an email check your emailbox .. I can send other documents if needed Regards, James

Hi See following link video :

Hi @ives Iam doing well thank you for asking me Hope all is well for you Is that kind of what you looking for :

Are the jumpers correctly configured as per OEM manual ? When did the problem start ?

Hello Is that speed sensor 1 or 2.as there is value displayed on speed input #1 Is that a MPU or Proximitor probe...

Pouvez vous etre plus explicite ...transfer de combustible vous voulez dire? And plz write In english since it is a world wide based forum here

Hi thank you for the udpate See following informations i got from OEM manual it looks like you need to get that diagnostic software or also accessible by web browser

Is the unit can be synchronized ?

Was there any jobs on those pumps logic command ?

Good morning It would good for you to check the sequences in Application code at site

Looks like there is also modbus communication with this device

if yes did you check what software is displaying like any alarms or error message done by checksum

Hello Did you connected the device to a notebook or pc ? via serial communication RS485 or USB port ? or did you use TCP/IP COMMUNICATION?

Hi thx for these inputs Looks like you got a push pull output transistor type NPN PNP teh thing is you need to know which type is used on the Rasperry PI

https://how2electronics.com/laser-light-security-system-with-raspberry-pi-pico-ldr/

Hi Have a read on the following link: https://maxbotix.com/pages/raspberry-pi You may need an external power supply for the sensor ..

What is harmonic blocking? With harmonic blocking, usually the second harmonic component is used (fourth harmonic is used by some relay manufacturers). When the ratio of the second harmonic component to the fundamental is greater than second harmonic set point, inrush condition is announced...

What is inrush blocking? In brief, inrush restraint is a temporary modification to protection elements to allow for transformer re-energisation without spurious tripping. It's achieved in two major ways: By applying a temporary multiplier to overcurrent settings thresholds. By looking for...

Well I would check the ACB feeder Air circuit breaker or transformer protection if any alarms /trips is displayed Also I would check the inrush current time blocking signal for overcurrent or 87 protection ...