Hach POCKET COLORIMETER II User manual

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59572-88
POCKET COLORIMETER™II
ANALYSIS SYSTEMS
INSTRUCTION MANUAL
Ammonia
Monochloramine
© Hach Company, 2006. All rights reserved. Printed in the U.S.A. te/dk 12/06 3ed
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Important Note
This manual is intended for use with the following Pocket Colorimeter™ II
instruments:
The Pocket Colorimeter™ II instruments listed above are not interchangeable.
Ammonia Cat. No. 59530-40
Monochloramine Cat. No. 59530-14
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Table of Contents
Safety Precautions............................................................................................... 1—7
Laboratory Safety...............................................................................................1—7
Use of Hazard Information................................................................................1—7
Precautionary Labels..........................................................................................1—8
Specifications.........................................................................................................1—9
Instrument Keys and Display..........................................................................1—13
Instrument Cap Cord.........................................................................................1—14
Ammonia, Nitrogen...........................................................................................1—17
Measuring Hints ...............................................................................................1—17
Sampling and Storage......................................................................................1—25
Accuracy Check................................................................................................1—25
Method Performance........................................................................................1—26
Standard Calibration Adjust Method.............................................................1—26
Interferences......................................................................................................1—27
Summary of Method........................................................................................1—29
Reagents and Apparatus..................................................................................1—29
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Table of Contents, continued
Chloramine (Mono)............................................................................................1—33
Measuring Hints................................................................................................1—33
Sampling and Storage......................................................................................1—38
Accuracy Check.................................................................................................1—38
Method Performance........................................................................................1—40
Standard Calibration Adjust Method..............................................................1—41
Interferences......................................................................................................1—41
Summary of Method.........................................................................................1—46
Replacement Parts.............................................................................................1—46
Instrument Operation..........................................................................................2—3
Key Functions......................................................................................................2—3
Menu Selections..................................................................................................2—4
Switching Ranges................................................................................................2—4
Setting the Time..................................................................................................2—4
Recalling Stored Measurements........................................................................2—5
Battery Installation.............................................................................................2—6
Error Codes..............................................................................................................2—9
Error Messages ....................................................................................................2—9
Standard Calibration Adjust...........................................................................2—13
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Table ofContents, continued
User-Entered Calibration ................................................................................2—15
Overview............................................................................................................2—15
Calibration Procedure Using Prepared Standards........................................2—17
Entering a Predetermined Calibration Curve................................................2—20
Editing a User-entered or Factory Calibration Curve..................................2—22
Exiting the Calibration Routine......................................................................2—24
Deleting Calibration Points.............................................................................2—24
Retrieving the Factory Calibration.................................................................2—25
Maximum/Minimum Displayed Value...........................................................2—26
Certification..........................................................................................................2—29
How to Order........................................................................................................2—35
Repair Service......................................................................................................2—37
Warranty................................................................................................................2—38
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SafetyPrecautions
Please read this entire manual before unpacking, setting up, or operating this
instrument. Pay particular attention to all danger and caution statements. Failure
to do so could result in serious injury to the operator or damage to the equipment.
To ensure the protection provided by this equipment is not impaired, do not use or
install this equipment in any manner other than that which is specified in
this manual.
Laboratory Safety
As part of good laboratory practice, please familiarize yourself with the reagents
used in these procedures. Read all product labels and the material safety data
sheets (MSDS) before using them. It is always good practice to wear safety glasses
when handling chemicals. Follow instructions carefully. Rinse thoroughly if
contact occurs. If you have questions about reagents or procedures, please contact
the manufacturer or distributor.
Use of Hazard Information
If multiple hazards exist, this manual will use the signal word (Danger, Caution,
Note) corresponding to the greatest hazard.
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Safety Precautions, continued
DANGER
Indicates a potentially or imminently hazardous situation which, if not
avoided, could result in death or serious injury.
CAUTION
Indicates a potentially hazardous situation that may result in minor or
moderate injury.
NOTE
Information that requires special emphasis.
Precautionary Labels
Please pay particular attention to labels and tags attached to the instrument.
Personal injury or damage to the instrument could occur if not observed.
This symbol, if noted on the instrument, references the instruction manual
for operational and/or safety information.
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Specifications
Lamp: Light emitting diode (LED)
Detector: Silicon photodiode
Photometric Precision: ± 0.0015 Abs
Filter bandwidth: 15 nm
Wavelength: 655 nm
Absorbance range: 0–2.5 Abs
Dimensions: 3.2 x6.1 x15.2 cm (1.25 x2.4 x6 inches)
Weight: 0.2 kg (0.43 lbs)
Sample cells: 25 mm (10 mL), 1 cm (10 mL)
Operating conditions: 0 to 50 °C (32 to 122 °F); 0 to 90% relative humidity
(noncondensing)
Power supply: Four AAA alkaline batteries; approximate life is 2000 tests*
* Backlight usage will decrease battery life.
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