PRODUCT DATASHEET 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 • Advanced optical system uses a narrow band LED • Auto power off lamp that provides accurate and repeatable readings • Complete with 1.0ppm Free Chlorine standard solution, • Requires only a 10mL sample size 1.0 Total Chlorine standard solution, Zero Chlorine • Independent 2-point calibration for Free and standard solution, (2) test bottles and covers, Free Total Chlorine Chlorine DPD powder (10pcs), Total Chlorine DPD • Splash-proof front panel powder (10pcs), cleaning cloth, six AAA batteries, and • Battery operated for field and on-site testing hard carrying case • Data Hold and Min/Max record/recall • 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 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 www.extech.com