
- Applications
- Key Features
- Specifications
- Accessories
1. Measuring PH
value of the solution
2. Measuring the temperature of the solution
3.LCD backlight hold
4. Data hold
5. Temperature unit switch
6. Power off memory
7. Solution temperature compensation
8. Low battery indication
The functions of each model
functions |
GM760 |
GM761 |
GM765 |
GM766 |
GM762 |
GM763 |
GM768 |
GM769 |
Measure the PH value of the solution |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
Measure the solution temperature |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
LCD backlit display |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
LCD color screen display |
Ⅹ |
Ⅹ |
Ⅹ |
Ⅹ |
√ |
√ |
√ |
√ |
Data retention function |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
Temperature switch: ℃/℉ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
Power-off memory function |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
Solution temperature compensation |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
Automatic calibration |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
Low battery indication |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
√ |
Power display and charging |
Ⅹ |
Ⅹ |
Ⅹ |
Ⅹ |
√ |
√ |
√ |
√ |
Automatic shutdown |
Ⅹ |
Ⅹ |
Ⅹ |
Ⅹ |
√ |
√ |
√ |
√ |
Red backlight alarm (when PH<3.5 or PH>11.5) |
Ⅹ |
Ⅹ |
√ |
√ |
√ |
√ |
√ |
√ |
Automatically detect the measurement state |
Ⅹ |
Ⅹ |
√ |
√ |
Ⅹ |
Ⅹ |
√ |
√ |
Specification |
GM760 |
GM761 |
GM762 |
GM763 |
GM765 |
GM766 |
GM768 |
GM769 |
||
Range of PH |
0.0-14.0 |
0.00-14.00 |
0.0-14.0 |
0.00-14.00 |
0.0-14.0 |
0.00-14.00 |
0.0-14.0 |
0.00-14.00 |
||
PH value resolution ratio |
0.1 |
0.01 |
0.1 |
0.01 |
0.1 |
0.01 |
0.1 |
0.01 |
||
Accuracy |
±0.1% |
±0.05% |
±0.1% |
±0.05% |
±0.1% |
±0.05% |
±0.1% |
±0.05% |
||
Temp. measuring range |
0-60℃(32-140℉) |
|||||||||
Temp. resolution ratio |
±1℃ |
|||||||||
Accuracy |
±1.0℃ |
|||||||||
Power supply |
Button battery LR44 1.5V*3 |
Lithium battery 3.7V 600mAh 2.22WH(inside) |
1.5V*2 AAA battery |
Lithium battery 3.7V 600mAh 2.22WH(inside) |
||||||
Display |
LCD large screen display |
|||||||||
Working environment temp. |
0℃-60℃ |
|||||||||
Working environment humidity |
≤85% |
|||||||||
Backlight |
White backlight |
Ⅹ |
White backlight |
Ⅹ |
||||||
Red backlight alarm |
(PH<3.5 or PH>11.5) |
Button battery LR44 1.5V:1PC(for GM760,761)
Lithium battery 3.7V 600mAh 2.22WH(inside)(for GM762,763,768,769)
1.5V*2 AAA battery(for GM765,766)
Cache solution: 1pc