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Hanna Instruments Checker HI 770 Quick Start Manual

Hanna Instruments Checker HI 770 Quick Start Manual

Silica high range

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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 770
additional technical information, do not hesitate to e-mail us at tech@hannainst.com
or view our worldwide contact list at www.hannainst.com.
Silica High Range
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 770 meter is supplied complete with:
• Two Sample Cuvettes and Caps
• Reagents for six tests
• 1 x 1.5V AAA Battery
• Instruction Manual
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 to 200 ppm
Range
1 ppm
Resolution
Accuracy
±2 ppm ±5% of reading @ 25 °C / 77 °F
Light Source
Light Emitting Diode @ 470 nm
Light Detector
Silicon Photocell
Method
Adaptation of the USEPA METHOD 370.1 and Standard
Method 4500-SiO
C.
2
Environment
0 to 50 °C (32 to 122 °F);
max 95% RH non-condensing
Battery Type
1 x 1.5V AAA
Auto-Shut off
After 10 minutes of non-use
Dimensions
81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5")
Weight
64 g (2.25 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" indicates that the sample absorbs less
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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Summary of Contents for Hanna Instruments Checker HI 770

  • Page 1 Functional description: Dear Customer, Thank you for choosing a Hanna Instruments Product. Please read this instruction manual carefully before using the instrument. If you need HI 770 additional technical information, do not hesitate to e-mail us at tech@hannainst.com 1. Dust cover.
  • Page 2 When the display shows • Turn the instrument off by holding the button until the meter shuts off. Hanna Instruments reserves the right to modify the design, construction or “Add”, “C.1” with “Press” blinking, the meter • Turn the instrument upside down and remove the battery cover with a screwdriver.