Figure 5-5, Oscilloscope Wave Form; Figure 5-6, Weight Sensor Assembly - Haemonetics SEBRA 1040 Service Manual

Strain Gauge

Figure 5-5, Oscilloscope Wave Form

11. Stop Shaker weighing routine from keypad. Remove power from Shaker.
Detach adjusted assembly from fixture.
Figure 5-6, Weight Sensor Assembly-Current
12. For those PCBAs at Revision G or higher, after step 5 attach a DVM ground
lead (black) to TP5 and the positive lead (red) to TP2 on the body board.
13. Apply power to the Shaker. Press the "*" on the keypad to start the Shaker.
14. With no weight on the knife edge of the strain gage assembly, the DVM
should read between 4.40 and 5.00 VDC.
15. Hang the strain gage calibration weight (p/n 10401200-00) on the knife
edge, the DVM should read between 6.10 and 7.10 VDC.
16. Remove the calibration weight, stop the Shaker and remove power. The
weight sensor verification is now complete.
P/N 108755-US, Manual revision: AA
5-5