Extech CL500 Specifications

CL500 Free and Total

Chlorine Meter

Meter comes complete with all the
accessories to conveniently take
measurements of both Free and
Total Chlorine up to 3.50ppm with

0.01ppm resolution. The method used
is adapted from USEPA Method 330.5
for waste water and Standard Method
4500-Cl-G for drinking water.

Features

Features

• Advanced optical system uses a narrow band LED

lamp that provides accurate and repeatable readings

• Requires only a 10mL sample size

• Independent 2-point calibration for Free and

Total Chlorine

• Splash-proof front panel

• Battery operated for field and on-site testing

• Data Hold and Min/Max record/recall

• Auto power off

• Complete with 1.0ppm Free Chlorine standard solution,

1.0 Total Chlorine standard solution, Zero Chlorine

standard solution, (2) test bottles and covers, Free

Chlorine DPD powder (10pcs), Total Chlorine DPD

powder (10pcs), cleaning cloth, six AAA batteries, and

hard carrying case

• Contact Extech or your local lab supply for refills

on the standard solutions and reagents

Specifications

Range (ppm) 0.01 to 3.50ppm

Resolution 0.01ppm

Accuracy ±0.02ppm @ 1ppm

Light source LED, 525nm

Method Adaptation of USEPA Method 330.5 for waste water and Standard Method 4500-Cl-G for drinking water

Response Time <10 seconds

Dimensions 6.1 x 3.0 x 2.4" (155 x 76 x 62mm)

Weight 11.3oz (320g)

Ordering

PRODUCT DATASHEET

PRODUCT DATASHEET

CL500 ............... Free and Total Chlorine Meter

BTL10 ............... 10mL Test Bottles (2pcs)

DPD-CL ............. DPD Powder (10pk Total Chlorine and 10pk Free Chlorine)

Specifications subject to change without notice. Copyright © 2013-2014 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form.
Rev. 6/17/14

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