Modern Substitute for Litmus Paper with Replaceable Electrode
The Checker Plus electronic pH tester supplies you with fast and accurate readings on a large LCD. The electrode can be replaced, allowing the tester to last for years. Checker Plus is great for environmental, field and laboratory testing. Also suitable for checking electrodes in pipes and tanks and various laboratory applications. The Checker Plus pH tester includes a replaceable electrode with a screw-type connector, 2 sachets of 4.01 buffer solution, 2 sachets of 7.01 buffer solution, 2 sachets of cleaning solution and a plastic carrying case.
Features:
- Large and easy-to-read LCD.
- High accuracy with 0.01 pH resolution.
- Automatic, one or two points calibration.
- Battery life: 1,000 hours of continuous use.
- Wide range: 0.00 to 14.00 pH.
- Replaceable pH electrode.
Specifications for Checker Plus pH Tester
| Range |
0.00 to 14.00 pH |
| Resolution |
0.01 pH |
| Accuracy |
± 0.2 pH (@20C/68F) |
| Typical EMC Deviation: |
± 0.1 pH |
| Calibration |
Automatic, one or two points with three standard buffers available (pH 4.01, 7.01 and 10.01) |
| Battery Type / Life |
1.5V CR2032 (1) / 1000 hours |
| Environment |
0 to 50°C (32 to 122 F); RH max 95% |
| Dimensions |
50 x 174 x 21 mm (2 x 6.8 x 0.9") (Tester only) |
| Weight |
50 g (1.8 oz.) (Tester only) |
pH Electrode for Checker Plus
| Model # |
Junction |
Shape* |
Plug |
Pressure
Bar/PSI |
Temp. Range C |
Body |
Cell |
| HI 1271 |
Open |
SA |
Screw |
0.1/1.45 |
0/+50 |
Polypro |
Viscolene |
* SA: Sphere, 3.0mm Diameter