Fadal Baldor Accu-coder Spindle Motor Encoder, ENC-0004
One of the most common problems with a Fadal Spindle Drive running in the Vector mode is caused by the spindle motor encoder. Missing encoder pulses will basically confuse the drive and cause vector miscalculations which result in too much current output to the motor. One sign is that the load meter will usually "peg" or pulsate. Another sign is the RPM will not be stable. Too often the drive is misdiagnosed as being "bad" when it's actually the encoder causing the problem. Order Fadal Baldor Accu-coder Spindle Motor Encoder, ENC-0004 online at ITSCNC with New, 90 Day Warranty. The best method of testing a Fadal Spindle Motor Encoder is to use an oscilloscope to view the A/B channels. Pulse errors can easily be detected. With our new Baldor H2 drive, we simply switch the drive into open loop Inverter mode and you can see the encoder RPM calculations changing erratically with the drives diagnostics feature. With the older Baldor drives, as you rotate the spindle...