Ohaus GraviTek Titration Scale - Manual (Page 8)

GraviTek™ Titration Scale EN-6
6) Select the proper Titrant to be used with the Test Type. (Refer to your
GraviTek list of Titrant materials.)
7) Before adding the Titrant to the sample place the container with the dropper
on the scale pan. When the weight reading is stable press the Zero button.
8) Remove the Titrant container from the pan.
9) Titrate the sample. (Refer to your GraviTek Titration instructions.)
10) After Titration place the Titrant container and dropper back on the scale pan.
When the weight reading is stable press the Accept button.
11) The scale will perform the calculation and display the Test Type
concentration in PPM. (If the [on.tESt} setting is selected Test values and
PPM results are printed to the serial device.)
12) The display will flash the PPM result and [SAVE]. Press Yes to save the
PPM result into the scale’s Test Memory. Press No to clear the PPM result
without saving.
13) If the result is saved by pressing Yes the display will flash the memory
location where the result is stored.
14) The scale returns to the start of the Test procedure.
Notes:
a) If the PPM result is out of range, (> 99999.99 PPM) an Error message will be
shown on the display. An out of result can be printed to the serial device but cannot
be saved to memory. Press No to clear the Error message.
b) If the scale’s Test Memory becomes filled (100 tests) the display will show
[mM.FULL]. Testing can continue but new test results can not be saved until the scale
memory has been cleared, (refer to section 4.2.1)
c) During the test keep the Titrant container clean and dry. Contaminants or foreign
material on the outside of the container could cause errors during testing.
3.1.3 Data Upload Mode
Press Mode/Test until [UPLoAd
UP
] is seen. Press the Print button to send all of the
stored Titration Test memory to the serial device. (If a serial device is not available
the [dSPLy.mME] sub-menu may be used to view the Test memory on the display.