LaMotte TC-3000 Tri-Meter - Manual (Page 37)

2. Press
*IOK to select Measure.
M a i n M e n u
* M e a s u r e
D a t a L o g g i n g
O p t i o n s
1 6 : 0 2 : 1 9 0 1 / 0 4 / 0 5
3. Scroll down and then press
*IOK
to select Chlorine.
M e a s u r e
T u r b i d i t y
C o l o r
* C h l o r i n e
1 6 : 0 2 : 1 9 0 1 / 0 4 / 0 5
4. Scroll down and press
*IOK to
select Test Total Chlorine.
C h l o r i n e
T e s t F r e e
* T e s t T o t a l
1 6 : 0 2 : 1 9 0 1 / 0 4 / 0 5
5. Rinse a clean tube (0290) with the
sample water. Fill the tube to the
10 mL line with the sample water.
Dry the tube with a lint-free cloth.
Put on a dry positioning ring. Cap
the tube.
6. Open the meter lid. Insert the tube
into the chamber. Align the index
notch on the positioning ring with
the index arrow on the meter. Close
the lid and press
*IOK to select
Scan Blank .
T o t a l C h l o r i n e ( T )
* S c a n B l a n k
‚
1 6 : 0 2 : 1 9 0 1 / 0 4 / 0 5
7. Remove the tube from the meter.
Pour off all but a sufficient amount of
sample water to cover a tablet. Add
one *Chlorine DPD #1 Instrument
Grade Tablet (6903). Crush tablet
with a tablet crusher (0175), then
add sample water until the tube is
filled to the 10 mL line. Cap tube
and shake until tablet has dissolved.
ANALYSIS & CALIBRATION • CHLORINE 37