Table 3 Measurement specifications
Specification Details
Light source LED, measurement at 510 nm; 1 cm light pathlength
Measurement range 10 to 5000 ppb (µg/L) total residual chlorine as Cl
2
Measurement interval 150 seconds
Accuracy ±5% or ±10 ppb from 0 to 4000 ppb (the larger value) as Cl
2
±10% for higher than 4000 ppb as Cl
2
Precision ±3% or ±5 ppb (the larger value) as Cl
2
Limit of detection 8 ppb as Cl
2
Calibration Factory calibration
Optional: 2-point user calibration with calibration standards in Calibration
Verification Kit
Reagent usage 0.5 L of buffer solution and 0.5 L of indicator solution in 31 days
Section 2 General information
In no event will the manufacturer be liable for direct, indirect, special, incidental or consequential
damages resulting from any defect or omission in this manual. The manufacturer reserves the right to
make changes in this manual and the products it describes at any time, without notice or obligation.
Revised editions are found on the manufacturer’s website.
2.1 Safety information
The manufacturer is not responsible for any damages due to misapplication or misuse of this product
including, without limitation, direct, incidental and consequential damages, and disclaims such
damages to the full extent permitted under applicable law. The user is soley responsible to identify
critical application risks and install appropriate mechanisms to protect processes during a possible
equipment malfunction.
Please read this entire manual before unpacking, setting up or operating this equipment. Pay
attention to all danger and caution statements. Failure to do so could result in serious injury to the
operator or damage to the equipment.
Make sure that the protection provided by this equipment is not impaired. Do not use or install this
equipment in any manner other than that specified in this manual.
2.1.1 Use of hazard information
D A N G E R
Indicates a potentially or imminently hazardous situation which, if not avoided, will result in death or
serious injury.
W A R N I N G
Indicates a potentially or imminently hazardous situation which, if not avoided, could result in death
or serious injury.
C A U T I O N
Indicates a potentially hazardous situation that may result in minor or moderate injury.
N O T I C E
Indicates a situation which, if not avoided, may cause damage to the instrument. Information that
requires special emphasis.
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