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GAOTek pH Meter for Semi-Solid Media
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GAOTek High Precision pH Meters

This High Precision pH Meters has temperature range of 23 °F to 221 °F, pH range of -2 pH to 19.999 pH and 5 V lithium batteries.

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SKU: GAOTek-PHM-188 Category:
Description

Description

Features

  • 5 in (127 mm) LCD screen with 150° viewing angle
  • Built-in microprocessor chip has Intelligent functions
  • Two USB interfaces for PC connection, battery charging, and data transfer
  • 13 in (3.5 mm) electrode interface makes it very easy for electrode connection
  • Auto recognition of different electrodes
  • Can store 300 sets of data including readings, date, and time
  • Rechargeable battery can last for 30 hours
  • Auto recognition of 15 buffers
  • Adopt advanced conductivity measurement technology
  • Can switch among conductivity, TDS, salinity, and resistivity
  • Auto recognition of 8 conductivity standard solution
  • It has functions of ATC, manual salinity compensation
  • Polarographic DO electrode, short polarization time

 

Technical Specification

Standard Accessories Electrode holder
pH composite electrode
Cond. electrode (K=1)
DO electrode
Temperature probe
pH buffer solution
DO filling solution
Membrane cap
Cathode polishing paper
Power adapter
Manual
Parameters pH/mV
Cond./TDS/Sal. / Res.
DO
Temp.
pH Measuring range -2 pH to 19.999 pH
Resolution 0.1/0.01 pH
Accuracy ±0.02 pH
Input current ≤2 × 10 A to 12 A
Input impedance ≥1 × 1012 Ω
Stability ±0.002 pH/3 h
Temp. compensation 32 °F to 212 °F (0 ℃ to 100 ℃), auto or manual
mV Measuring range ±1999.9 mV
Resolution 0.1 mV
Accuracy ±0.03% FS
Cond. Measuring range Conductivity:
0.00 μS/cm to 20.00 μS/cm, 20.0 μS/cm to 200.0 μS/cm
200 μS/cm to 2000 μS/cm, 2.00 mS/cm to 20.00 mS/cm
20.0 mS/cm to 200.0 mS/cm,
200 mS/cm to 2000 mS/cm (K=10)
TDS: 0 g/L to 100 g/L
Salinity: 0 ppt to 100 ppt
Resistivity: 0 MΩ·cm to 100 MΩ·cm
Resolution 0.01/0.1/1 μS/cm; 0.01/0.1 mS/cm
Accuracy Meter: ±1.50% FS; Electrode: ±1.0% FS
Temp. compensation 32 °F to 122 °F (0 ℃ to 50 ℃), auto
Electrode constant 0.1 / 1 / 10 cm-1
DO Measuring range 0.000 mg/L to 90 mg/L (ppm)
Resolution 0.01/0.1
Accuracy 0 ppt to 100 ppt
Response time ≤30 s (77 °F (25 ℃), 90% response)
Temp compensation 32 °F to 122 °F (0 ℃ to 50 ℃), auto
Salinity compensation 0.0 g/L to 50.0 g/L, manual
Pressure compensation 11.6 PSI to 15.2 PSI (80 kPa to 105 kPa), manual
Display parameters Conc., Saturation, Temp.
Electrode type Polarographic
Temp. Measuring range 14 °F to 230 °F (-10 ℃ to 110 ℃)
Resolution 32.18 °F (0.1 ℃)
Accuracy 41 °F to 140 °F (5 ℃ to 60 ℃): (±0.4 ℃) Others: (±0.8 ℃)
Other Display 5 in (127 mm) white backlit LCD screen
Data storage 300 sets
Power DC 5 V/1 A; Lithium Battery
Output Micro USB & Standard USB
Ambient Temp. 59 °F to 113 °F (15 ℃ to 45 ℃)
Ambient Humidity ≤85%
IP grade IP 54
Dimensions/N.W. 7.48 in × 5.11 in × 0.59 in (190 mm × 130 mm × 15 mm) / 0.61 lb (280 g)