Innovative Technologies

pH Meter (QXM-PH835)

pH Meter (QXM-PH835)

5-inch LCD screen with 150° viewing angle for clear reading out of 5-meter. Rechargable battery can last for 30 hours. Auto power off when no operation in 10 minutes.
Features
  • 5-inch LCD screen with 150° viewing angle for clear reading out of 5-meter.

  • Built-in microprocessor chip has intelligent functions such as automatic calibration, ATC, data storage, clock display, USB output, function settings, automatic power-off, and low voltage alarm, etc.

  • Two USB interfaces for PC connection, battery charging, and data transfer.

  • 3.5mm electrode interface makes it very easy for electrode connection.

  • Automatic recognition of different electrodes. The electrode with built-in chip can automatically store and retrieve calibration data after connecting with meter.

  • Auto recognition of 15 buffers with three kinds of options: Europe & USA, NIST and China. Support 1, 2, 3 point calibration.

  • Can store 200 sets of data including readings, GLP data, date, and time.

  • Rechargeable battery can last for 30 hours. Auto power off when no operation in 10 minutes.

Technical Specification

Specifications 

Category Specification
pH
Measuring range (-2 ~ 19.999) pH
Resolution 0.1 / 0.01 pH
Accuracy ±0.02 pH
Input current ≤2×10⁻¹² A
Input impedance ≥1×10¹² Ω
Stability ±0.002 pH / 3h
Temp. compensation range (0 ~ 100)℃, auto/manual
mV
Measuring range -1999.9 mV ~ 0 ~ 1999.9 mV
Resolution 0.1 mV
Accuracy ±0.03% FS
Temperature
Measuring range (-10 ~ 110)℃
Resolution 0.1℃
Accuracy 5 ~ 60℃: ±0.4℃
Other range: ±0.8℃
Calibration 1, 2, 3 point
Other
Display 5-Inch white backlit LCD screen
Data storage 200 sets
Power DC 5V / 1A
Communication connector Micro USB & Standard USB
Dimension / N.W. 180 x 130 x 14 mm / 280 g
Working Condition
Environment Temp. 5 ~ 35℃
Environmental ≤85%
IP Grade IP54