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.
•
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)
Resolution
Accuracy
Light source
Method
Response Time
Dimensions
Weight
0.01 to 3.50ppm
0.01ppm
±0.02ppm @ 1ppm
LED, 525nm
Adaptation of USEPA Method 330.5 for waste water and Standard Method 4500-Cl-G for drinking water
<10 seconds
6.1 x 3.0 x 2.4" (155 x 76 x 62mm)
11.3oz (320g)
Ordering
CL500 ............... Free and Total Chlorine Meter
Specifications subject to change without notice. Copyright © 2012-2013 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.
Rev. 1/23/13
www.extech.com