Hach-Lange POLYMETRON 83xx Basic User Manual - Manual (Page 5)

This symbol, when noted on the product, indicates the presence of devices sensitive to electrostatic
discharge and indicates that care must be taken to prevent damage to them.
This symbol, when noted on the product, identifies the location of the connection for protective earth
(ground).
Electrical equipment marked with this symbol may not be disposed of in European public disposal
systems. In conformity with European local and national regulations, European electrical equipment
users must now return old or end-of-life equipment to the manufacturer for disposal at no charge to
the user.
Note: For return for recycling, please contact the equipment producer or supplier for instructions on how to return
end-of-life equipment, producer-supplied electrical accessories, and all auxillary items for proper disposal.
Products marked with this symbol indicates that the product contains toxic or hazardous substances
or elements. The number inside the symbol indicates the environmental protection use period in
years.
Transmitter
The 83xx series probes can be used with a variety of transmitters. However, for transmitter
programming references, this manual assumes the probe will be used with a POLYMETRON model
9125 transmitter.
Installation and startup
Dimensions
Figure 1 Electrode dimensions
Figure 2 Electrode diameters
Model h max (mm) H min (mm) D min (standard piping)
8310 / 11 40 80 DN40 or 1½ inch
8312 50 75 DN20 or ¾ inch
8315 28 117 DN90 or 4 inch
English 5