6/1/15
The brown wire for the motor is the power and corresponds with pin B. The paired black wire is the ground and corresponds with pin A.
6/2/15
Initial tests with the power supply and multimeter show that the wires are receiving voltage but the motor brake does not release at the required 90 volts.
The power supply produces too much current at 90 volts and thus we added a resistor in series with the motor. We need about 321 ohms to reduce the current properly so we put a 330 ohm resistor at the ground. The resistor was not powerful enough and met its demise fairly quickly. We need a higher wattage rating resistor.
After several attempts with a stronger resistor, the brake does not seem to be unlocking and it is possible that both the drive and brake need power in order to operate.
The drive socket requires an 18-5 (size-pin#) female socket to connect to. The product number on mouser.com is: 654-PT06A-18-5S.
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