KROHNE OPTISENS PH 8500 EN - Manual (Page 45)

TECHNICAL DATA
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OPTISENS PH 8500
www.krohne.com 04/2012 - 4001927601 - MA OPTISENS PH 8500 R01 en
6.2 Technical data
INFORMATION!
•
The following data is provided for general applications. If you require data that is more
relevant to your specific application, please contact us or your local representative.
• Additional information (certificates, special tools, software,...) and complete product
documentation can be downloaded free of charge from the website (Download Center).
Measuring system
Measuring principle Potentiometric
Measuring range 0…14 pH
Design
Construction Glass electrode
Shaft diameter 12 mm / 0.47"
Length 120 mm / 4.72"
Process connection PG 13.5
Temperature sensor Pt100 optional
Sensor cap S8 DIN Coax or SixPlug
Type of diaphragm Ceramic
Measuring accuracy
Reference conditions Medium: water
Temperature: 20°C / 68°F
Pressure: 1 bar / 14.5 psi (absolute)
Maximum measuring
error
pH: 0.2% full scale
Temperature: 1.0% full scale
Repeatability 0.2% full scale
Resolution 0.1 (or 0.01 in extended mode)
Long-term stability 24 hours: tested within accuracy definition
Temperature drift Tested within accuracy definition
Cable length variation Tested within accuracy definition
.book Page 45 Wednesday, July 4, 2012 9:52 AM