Normal Operating Sequence; Turn Power On; If The Weigh Bin Dump Flap Opens And Closes Repeatedly; If The Alarm Flashes - Conair GB User Manual

Gb and wsb series gravimetric blenders with 12-component control
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This section tells you how the system is supposed to work.
system is not operating correctly, this description may help you spot
exactly where the system is failing, providing a clue to the problem.

Turn POWER ON:

The current program version date (V=xxxxxT) is displayed for
1 second, followed by the check sum number (CKS xxxx),
followed by a ROM check (ROM OK ), followed by a display of (
0).
The weight in the weight bin is now displayed.
should be 0 plus or minus several grams.
few minutes of operation, the displayed weight readings may
drift slightly as the circuitry warms up.
BEGIN operation:
The unit will begin to operate if both switches on the left
side are UP in the CONTINUE position and the SENSOR in the
mix chamber is UNCOVERED.
the right side of the controller.
same effect as the sensor being covered; the unit will not
run.

If the WEIGH BIN DUMP Flap opens and closes repeatedly:

If initial empty bin TARE weight is 100 grams or more, the
weigh bin dump valve will operate in an attempt to empty the
bin and bring the starting weight closer to zero. If the bin
is empty but the weight reading is greater than 100 grams
then something is wrong.
CELL CALIBRATION.

If the ALARM flashes:

If the initial TARE weight is below -50 grams the Alarm will
flash and the unit will not operate.
CELLS and LOAD CELL CALIBRATION.
The DISPENSE sequence begins:
If initial tare weight is within limits, between -50 and
+100, the sequence will begin.
DISPLAY during dispenses:
During all dispenses, the component number and Type letter
(R,N,A) will be displayed indicating which component is being
dispensed.
bin.
This will not change during the first dispense.
each dispense, the new total weight of the material in the
bin is updated and displayed.
REGRINDS first:
If REGRIND is part of the blend, REGRIND dispenses will occur
first in order of size, from the largest to the smallest.
The letter "R" will appear in the display.
dispenses an exact weight is taken to determine the space
remaining in the weigh bin for the remaining dispenses.
total bin weight will appear in the display 2 seconds AFTER
each dispense has ended.

NORMAL OPERATING SEQUENCE

The sensor must be plugged into
See TESTING the LOAD CELLS and LOAD
The INITIAL display is the tare weight of the
Page 85
If your
During the first
If it is not, this has the
Go to TESTING of LOAD
After these
It
After
The

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