The Pocket Colorimeter II™ has two manuals. The Basic and Full User Manuals can be found below. All Pocket Colorimeter™ II instruments. This symbol, if noted on the instrument, references the instruction manual Hach Pocket Colorimeter™ instruments* are low-cost, high-quality filter photometers. Consult HACH’s Pocket Colorimeter II brochure on ArchiExpo. Page: 1/4.

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Hach Pocket Colorimeter™ II for Chlorine or Manganese

Please contact the Hach Service Center serving your location. A flashing arrow indicates MENU the current range.

Linear and non-linear positive or negative slope calibrations hwch be performed. Neutralize to pH 6—7 with 1 N Sodium Hydroxide. Page 62 Standard Calibration Adjust, continued 7.

Order information – Hach-Lange POCKET Colorimeter II User Manual

Unhook the latch and remove the battery compartment cover. Forums Documents and Manuals. Open the catalog to page 3.

Many are based on EPA-approved methods. Cover the blank with the instrument cap.

Recalling Stored Measurements 1. Chlorine, Free and Total, HR, continued A user calibration or a user-prepared chlorine standard may be required by a regulatory official or agency.


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The curve is generated by a point-to-point straight line segment between each standard used. Button 1 button colorumeter button 3 button 4. User-Entered Calibration, continued 4. E-6 Abs Error User mode Indicates that the absorbance value is invalid, or indicates an attempt to make a curve with less than two points. Page 58 Error Codes, continued 3.

Page 67 User-Entered Calibration, continued 9. This initializes zeroes the meter. Open the catalog to page 1.

Move the Pocket Colorimeter instrument away from the device receiving the colorimetre. Page 60 Error Codes, continued 8. Simply zero the instrument with a blank, insert the reacted sample, and read the result.

Table of Contents, continued Method Performance Page of 88 Go. No manual calibration is ever required. A tough, impact-resistant shell protects the electronics and pockst, while a lanyard keeps the cap attached to the colorimeter. This site uses cookies. Pillows to the sample cell Do not use the same Note User-Entered Calibration, continued 5.

The minimum number of valid points is two. Got it, continue to print. Entering a Predetermined Calibration Curve Note: POWER with sample the blank. A chlorine standard may be prepared and used to validate the calibration curve using the Standard Calibration Adjust feature see page 2— Review the necessary Material Safety Data Sheets and become familiar with all safety procedures before handling any chemicals.


Repair Service Authorization must be obtained from Hach Company before sending any items for repair. Record 10 most recent data points along with time of measurement. To locate the representative nearest you, send E-mail to intl hach. Safety Precautions, continued DANGER Indicates a potentially or imminently hazardous situation which, if not avoided, could result in death or serious injury.

The Pocket Colorimeter II is simple enough to use that anyone can obtain reliable results with accuracy comparable to that of a lab instrument. The Menu key provides quick menu navigation and selection.