VWR 662-2351, Инструкция по эксплуатации

Страница: 34 / 38

- 30 -
VWR Collection PH-130 pH-meter instruction manual v1.0x
20. TECHNICAL DATA
pH MEASUREMENT:
range resolution
accuracy
(±1 digit)
0.00

14.00 pH
0.01 pH ±0.01 pH
Input impedance: >1012

Temperature compensation: manual/automatic
Compensation range: -5.0 ÷ 110.0 °C
pH electrode calibration: automatic,
in 1

3 points
pH electrode calibration range:
Offset:
±0.7 pH
Efficiency: 85 % ÷ 105 %
Thermal stability of zero: 0.001 pH/ °C
mV MEASUREMENT:
range resolution
accuracy
(±1 digit)
-2000.0

2000.0 mV 1 mV
±1 mV
Input impedance: >1012

Relative measurement range: ±3999.9mV
TEMPERATURE MEASUREMENT:
range* resolution
accuracy**
(±1 digit)
- 50.0 ÷ 200.0 °C 0.1 °C

0.1 °C
* The accessories connected to the meter may have narrower working temperature
range.
** Accuracy given for the meter. The final accuracy depends on the type of Pt-1000
probe.
Temperature probe: Pt-1000 platinum resistor
The probe‘s accuracy in range 0 ÷ 100 °C:
for Pt1000B resistor
±0.8 °C
for Pt1000A resistor ±0.35 °C