Calibration Procedure-Vials Without Rfid - Hach LZY904.98.00002 Instrucciones Para El Usuario

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b. Dilute to the mark with deionized water or distilled water with a turbidity of less than 0.5 NTU.
Put in the stopper and mix well.
2. When the sample turbidity range is 40 to 700 NTU (or 40 to 1000 FNU), prepare a 600 NTU
Formazin standard as follows:
a. Use a pipet to add 15.0 mL of 4000 NTU Formazin standard solution in a 100-mL volumetric
flask.
b. Dilute to the mark with deionized water or distilled water with a turbidity of less than 0.5 NTU.
Put in the stopper and mix well.
3.4.2 Calibration procedure—vials without RFID
1. Push menu. Select
SENSOR SETUP>
TU5x00 sc>
CALIBRATION>
SETUP> MENU
GUIDED> SEALED
VIAL.
5. Enter the value of
the vial and push
ENTER.
The status indicator
light changes to blue.
18 English
2. Select SENSOR
SETUP> TU5x00 sc>
CALIBRATION>
START.
The status indicator
light changes to blue.
6. Carefully invert the
vial a minimum of three
times.
For StablCal vials,
invert the 20 NTU
StablCal vial for 2 to
3 minutes. Refer to the
documentation supplied
with the StablCal vials.
3. Follow the
instructions on the
controller display.
7. Clean and dry the
vial with a no-lint cloth.
Refer to
Prevent vial
contamination
on page 16.
4. Remove the process
head (or the automatic
cleaning module). Refer
to
Installation
on page 3.
8. Put the vial in the
vial compartment.

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