AUTOMATION BASICS PDF

WID550: DTW-207 optical fiber maintenance.

Posted onNovember 23, 2023November 23, 2023

Findings: Lots of hanging TJ box is visiable. Action Taken: Reduce TJ box replacing optical fiber.

DTW-123 Inverter Fault and VFD do not Power Up

Posted onDecember 4, 2022December 4, 2022

1.VFD Controller Damage 2. Emergency Switch control Open circuit Fault Found. Now we change a VFD Controller and Maintenance the control circuit Now…

DTW-107 Radio Communication Check and Maintenance

Posted onNovember 8, 2022November 8, 2022

Radio Communication problem solve and there are graphical problem in SCADA DTW 107 radio comm. checking complete.গত ৩১/১০/২০২২ তারিখ বিকাল 06:18 pm এর…

A new ONU install at DTW-201.

Posted onSeptember 24, 2022September 24, 2022

Previous ONU frequently becomes unstable/hang. So replace the ONU.

IRP-1 SDB Additional Dewatering Pump Fault check

Posted onDecember 6, 2022December 6, 2022

IRP-1 SDB Additional Dewatering Pump check: 1. Motor winding Resistance check (Normal) 2. Motor Ampere check (Normal) 3. MC coil check ( little…

Technical Papers

Sludge Drying Bed Pump and Sensor

Posted onSeptember 1, 2022September 1, 2022