Hanna Instruments Checker HI 753 Instruction Manual

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Dear Customer,
Thank you for choosing a Hanna Instruments Product.
Please read this instruction manual carefully before using the instrument. If you need
HI 753
additional technical information, do not hesitate to e-mail us at tech@hannainst.com
or view our worldwide contact list at www.hannainst.com.
Chloride
Preliminary examination:
Please examine this product carefully. Make sure that the instrument is not damaged. If
any damage occurred during shipment, please notify your Dealer.
Each HI 753 meter is supplied complete with:
• Two Sample Cuvettes and Caps
• Reagent set for 25 tests
• 2 x 1 mL Syringes with Tips
• 1 x 1.5V AAA Battery
• Instruction Manual and Quick Reference
Range
Resolution
Accuracy
Light Source
Light Detector
Method
Environment
Battery Type
Auto-Shut off
Dimensions
Weight
w w w . h a n n a i n s t . c o m
For more details about spare parts and accessories
see "Accessories".
Technical specifications:
0.0 to 20.0 ppm
0.1 ppm
±0.5 ppm ±6% of reading @ 25 °C / 77 °F
Light Emitting Diode @ 470 nm
Silicon Photocell
Adaptation of the mercury(II) thiocyanate method. The
chloride ion displace thiocyanate ion from mercury(II).
The iron(III) present forms with thiocyanate an orange
colored complex. The intensity of color is proportional
to the chloride ion concentration.
0 to 50 °C (32 to 122 °F);
max 95% RH non-condensing
1 x 1.5V AAA
After 10 minutes of non-use
86.0 x 61.0 x 37.5 mm (3.4 x 2.4 x 1.5")
64 g (2.3 oz.)
Functional description:
1. Dust cover.
2. Cuvette with cap.
3. Cuvette holder.
4. Liquid Crystal Display.
5. Button.
Errors and warnings:
Light High: There is too much light to perform a measurement.
Please check the preparation of the zero cuvette.
Light Low: There is not enough light to perform a measurement.
Please check the preparation of the zero cuvette.
Inverted Cuvettes: The sample and the zero cuvette are inverted.
Under Range: A blinking "0.0" indicates that the sample absorbs
more light than the zero reference. Check the procedure and make
sure you use the same cuvette for reference (zero) and measurement.
Over Range: A flashing value of the maximum concentration indicates
the reading is over range. Dilute the sample and re-run the test.
Battery Low: The battery must be replaced soon.
Dead Battery: This indicates that the battery is dead and must be
replaced. Once this indication is displayed, normal operation of the
instrument will be interrupted. Change the battery and restart the
meter.
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