Bio-Rad CHEF-DR II System User Manual

Page 12

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Block

Adjust from 1-2 Blocks. Block 1 is run first, then Block 2. A run time of 0 will

disable a Block.

Initial Sw. Time

Press BLOCK and VOLTS/CM simultaneously. Adjust from 0.1 second-65,000

seconds (displayed at 65 t).

Final Sw. Time

Press VOLTS/CM and RUN TIME simultaneously. Adjust from 0.1 second-65,000

seconds (displayed at 65 t).

Run Time

Adjust from 0.1 hours-999 hours. A run time of 0 will disable a Block.

Volts/cm

Adjust from 0.6 volts to 6.0 volts in 0.1 volt increments.

Actual Current

Press BLOCK and RUN TIME simultaneously. This will display the current in

milliamps provided by the power supply. This parameter is not adjustable.

Run Program

When the parameters are set, the program may be initiated by pressing

START/PAUSE. Once initiated, the actual current (in mA) will be displayed for 5 seconds,
with the BLOCK, RUN TIME, and START/PAUSE indicator lights illuminated. When the
program is in progress the unit will display the time remaining (hours) in the current Block with
the RUN TIME and START/PAUSE indicator lights illuminated. The current (milliamps)
can be displayed by pressing BLOCK and RUN TIME simultaneously, with the BLOCK,
RUN TIME and START/PAUSE indicator lights illuminated. Once the program is initiated,
it is not possible to edit any of the run parameters. During a run, the RAISE and LOWER
keys are disabled and the remaining keys will operate as follows:

Block

This will display the current Block.

Initial Sw. Time

This will display the set initial switch time for 3 seconds after which the remaining

time for the current Block in progress will be displayed.

Final Sw. Time

This will display the set final switch time for 3 seconds after which the remaining

time for the current Block in progress will be displayed.

Current Switch

This will display the current switch time for 3 seconds after which the

Time remaining time for the current Block in progress will be displayed. This display is acti-
vated by pressing BLOCK, VOLTS/CM, and RUN TIME simultaneously.

Run Time

This will display the set run time for the current Block for 3 seconds after which the

remaining time for the current Block in progress will be displayed.

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