Hanna Instruments Color of Water HI 727 Quick Start Manual

HI 727
Color of Water
w w w . h a n n a i n s t . c o m
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 727 meter is supplied complete with:
• Two Sample Cuvettes and Caps
• 1 x 1.5V AAA Battery
• Instruction Manual
For more details about spare parts and accessories
see "Accessories".
Technical specifications:
Range 0 to 500 PCU
Resolution 5 PCU
Accuracy ±10 PCU ±5% of reading @ 25 °C / 77 °F
Light Emitting Diode @ 470 nm
Light Source
Light Detector Silicon Photocell
Method Adaptation of the Standard Methods for the Examination
of Water and Wastewater 21 Th edition, Colorimetric
Platinum Cobalt method.
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 2 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. Cuvette cap.
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.