21Magtrol Model 6400 Torque Transducer Display Chapter 4 – Manually Controlled OperationOPERATION4.4 SYSTEM TESTBuilt-In Test Equipment (BITE) has been programmed into the 6400 in order to test the system andmake sure all devices are connected and running properly. To activate:1. Press and release SHIFT.2. Press and release UP S button. This sets the BITE line voltage to zero. The torque transducerwill output 5.000 volts and the display will show full-scale torque of the transducer forapproximately 10 seconds.POWER/AUX TORQUE SPEEDFigure 4–20 Torque Transducer at Full Scale