CLX-Ex (10/11) Page 2
REV 1.5
1.0 Overview
The CLX-Ex Online Chlorine Monitor allows for the reading of chlorine levels of process
water on-line. The CLX-Ex has been designed to meet the design criteria specified by
Standard Methods for the Examination of Water and Wastewater (21
th
Edition) Method
4500-Cl G. DPD Colorimetric Method. The CLX-Ex uses a 515nm LED as the
measurement light source.
This instrument has been designed to operate in explosive atmospheres and meets the ATEX
rating as stated in the specifications. The instrument does this with the use of an approved
purge/pressurization controller called Purge Control X-Purge. Please refer to the companion
manual Cat. No. 28815A for all information on:
Operation of the Purge Control X-purge.
Electrical power connections.
Purge Air Connection.
In addition this instrument has vortex cooling. This instrument will automatically control a
connected compressed air line to lower the temperature of one of the reagents, allowing the
reagent an operating life of up to 3 months.
Every effort has been made to ensure the accuracy of this manual. Due to the continuous
development and improvement of all instrumentation, there may be slight differences
between this manual and the instrument received. Therefore, no legal claims can be made
against any discrepancies herein.
1.1 Unpacking and Inspection of the Instrument and Accessories
The table below indicates the items in the shipment.
Tubing/Cuvette Kit: 8 black pump tubes, 2 different Cap Assemblies,
1 replacement cuvette
Remove the instrument from the shipping crate. Carefully inspect all items to ensure that no
visible damage has occurred during shipment. If the items received do not match the order,
please immediately contact the local distributor or the HF scientific Customer Service
Department.
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