General Information; Safety Information - Hach Polymetron pH/ORP Manuel D'utilisation

Specifications
Specifications are subject to change without notice.
pH/ORP sensors
Application
Material
Measurement range
Maximum
temperature
Maximum pressure
Repeatability (week)
Offset @ pH7
Slope
Reference
impedance @ 25 °C
Glass impedance @
25 °C
Application
Material
Measurement range
Maximum temperature
Maximum pressure
Repeatability (24 hours)
Input impedance

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.

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 solely responsible to identify critical application risks and install
appropriate mechanisms to protect processes during a possible equipment malfunction.
8350.3
Measuring pH in
Measuring pH at
samples containing
high temperatures
hydrofluoric acid
PPS
0—12 pH
110 °C
10 bar
< 0.05 pH
± 0.34 pH
56—61 mV/pH
< 50 Kohm
100—150 Mohm 150—500 Mohm
Measuring pH in pure or ultra pure
316L stainless steel
8350.4
Measuring pH in a
PPS
0—14 pH
110 °C
10 bar
< 0.05 pH
± 0.34 pH
56—61 mV/pH 56—61 mV/pH
< 50 Kohm
50—250 Mohm
8362
water
2—12 pH
80 °C
16 bar @ 25 °C;
6 bar @ 100 °C
< 0.01 pH
6
> 10 Mohm
N O T I C E
8350.5
waste water Measuring ORP
environment
CPVC
0—12 pH ± 1500 mV
80 °C
10 bar
< 0.05 pH < 0.05 pH
± 0.34 pH
< 50 Kohm < 50 Kohm
8417
Measuring pH in industrial and
waste water treatment plants
Glass membrane, ceramic junction
0—14 pH
110 °C
10 bar @ 25 °C
0.02 pH
100 Mohm
8351
PPS
110 °C
10 bar
N/A
N/A
N/A
English 3