Hach-Lange POLYMETRON 9610 sc SiO2 Operations - Manual (Page 4)

Table 2 Measurement specifications
Specification Details
Light source Class 1M LED (light emitting diode) with a peak
wavelength of 810 nm
Measurement range 0.5–5000 µg/L as SiO
2
Accuracy 1 0–500 µg/L: ±1% or ±1 µg/L (the larger value), 500–
5000 µg/L: ±5%
Precision/Repeatability ±0.5 ppb or ±1% (the larger value)
Response time Typical 9.5 minutes at 25 °C (77 °F), changes with
temperature
Stabilization time After initial startup or annual maintenance:
5 measurement cycles
After standby: 1 measurement cycle
After calibration: 0 measurement cycles
Calibration time Slope calibration: 10 minutes
Zero calibration: 10 minutes
Minimum detection limit 0.5 µg/L
Reagent usage Usage: 2 L of each reagent every 90 days with a
15 minute cycle time
Container: 2 L, PETE with polypropylene caps
Standard usage Usage: 2 L of standard for every 10 calibrations
Container: 2 L, PETE with polypropylene caps
1 The accuracy is based on using Hach supplied reagents only.
General information
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Safety information
N O T I C E
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 solely 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.
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W A R N I N G
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could result in death or serious injury.
C A U T I O N
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N O T I C E
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Information that requires special emphasis.
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4 English