Hanna Instruments Checker HI 713 Instruction Manual

HI 713
Phosphate Low Range
Dear Customer,
Thank you for choosing a Hanna Instruments Product.
Please read this instruction manual carefully before using the instrument. If you need
additional technical information, do not hesitate to e-mail us at tech@hannainst.com
or view our worldwide contact list at www.hannainst.com.
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 713 meter is supplied complete with:
• Two Sample Cuvettes and Caps
• Six powder of Phosphate LR Reagent
• 1 x 1.5V AAA Battery
• Instruction Manual
For more details about spare parts and accessories
see "Accessories".
Technical specifications:
Range 0.00 to 2.50 ppm
Resolution 0.01 ppm
Accuracy ±0.04 ppm ±4% of reading @ 25 °C / 77 °F
Light Source Light Emitting Diode @ 525 nm
Light Detector Silicon Photocell
Adaptation of the Standard Methods for the Examination
Method
of Water and Wastewater, 20 th edition , Ascorbic Acid
method. The reaction between phosphate and the
reagent causes a blue tint in the sample.
0 to 50 °C (32 to 122 °F);
Environment
max 95% RH non-condensing
Battery Type 1 x 1.5V AAA
Auto-Shut off After 3 minutes of non-use and 2 minutes after reading
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 "0.00" 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.