wtw pH/Cond 3320 - Technical data; Measuring ranges, resolution, accuracy

Technical data pH/Cond 3320
82 ba77054e03 03/2018
14 Technical data
14.1 Measuring ranges, resolution, accuracy
14.1.1 pH/ORP
Measuring ranges,
resolution
Variable Measuring range Resolution
pH -2.0 ... +20.0 0.1
-2.00 ... +20.00 0.01
- 2.000 ... + 19.999 0.001
U [mV] -2500 ... +2500 1
-1200.0 ... +1200. 0.1
T [°C] -5.0 ... +105.0 0.1
T [°F] 23.0 ... +221.0 0.1
Manual
temperature input
Variable Range Increment
T
manual
[°C] -25 ... +130 1
T
manual
[°F] -13 ... +266 1
Accuracy (± 1 digit) Variable Accuracy Temperature of the test
sample
pH / range *
-2.0 ... +20.0 ± 0.1 +15 °C ... +35 °C
-2.00 ... +20.00 ± 0.01 +15 °C ... +35 °C
- 2.000 ... + 19.999 ± 0.005 +15 °C ... +35 °C
U [mV] / range
-2500 ... +2500 ± 1 +15 °C ... +35 °C
-1200.0 ... +1200. ± 0.3 +15 °C ... +35 °C
T [°C] / temperature sensor
NTC 30 ± 0.1
PT 1000 ± 0.1
* when measuring in a range of ± 2 pH around a calibration point
The accuracy values specified here apply exclusively to the meter.
The accuracy of the electrodes and buffer solutions has to be taken
into account additionally.