Basic Operations of the Plate Washer
12-8 DSX™ System Service Manual
12.4.8 Sweep
The Sweep operation is used to move the Wash Head slightly in the x direction to allow for
more effective washing. This operation is optional and can be incorporated into the Aspirate
step. When this operation is called, the steps indicated in Table 12-7 are performed.
Table 12-7 The Sweep Operation
Step Operation
1 Wait for 0.1 seconds
2 Set the X motor ramp to the sweep speed
3 Lift the Wash Head up to the Sweep height
4 Move the Wash Head to the left side of the well by half the X sweep steps
5 Lower the Wash Head down to the Aspirate height
6 Wait for 0.2 seconds
7 Lift the Wash Head up to the Sweep height
8 Move the Wash Head to the right side of the well by the X sweep steps
9 Lower the Wash Head down to the Aspirate height
10 Wait for 0.2 seconds
11 Lift the Wash Head up to the Sweep height
12 Move the Wash Head back to the middle of the well
13 Lower the Wash Head down to the Aspirate height
14 Set the X motor ramp to the normal speed
12.4.9 Move to Strips
The Move to Strips operation is used to set the Wash head to the first row (column) of the
microplate to be washed. This operation is performed when a protocol is initiated, and the
steps indicated in Table 12-8 are performed.
Table 12-8 The Move to Strips Operation
Step Operation
1 Evaluate where the starting strip is
2 Move the Wash head to the starting strip.
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