Description
Product introduction
LH-322 is a portable Water Hardness Meter.
Professional portable water hardness meter comes with a solid-state sensor and is suitable for outdoor applications, accuracy: 1% F.S.
Features:
• Professional portable water hardness meter is equipped with a backlit LCD display.
• 2 to 5 points calibration from low to high concentrations.
• Selectable water hardness units, including mmol/L, mg/L, german degree (°dH), english degree (°e) and french degree (°fH).
• Automatic temperature compensation ensures accurate readings over the entire range.
• Auto-read function senses and locks the measurement endpoint.
• Calibration due alarm reminds the user to calibrate the meter regularly.
• Auto-power off effectively conserves battery life.
• Setup menu allows setting the number of calibration points, stability criteria, etc.
• Reset function automatically resumes all settings back to the factory defaults.
• Multi-mode power scheme (batteries, power adapter, USB port) ensures the smooth operation of the meter.
Specification
|
Model |
LH-322 |
|
Water Hardness |
|
|
Range (Concentration) |
0.05 to 200mmol/L |
|
Range (German Degree) |
0 to 1122°dH |
|
Range (English Degree) |
0 to 1404°e |
|
Range (French Degree) |
0 to 2000°fH |
|
Range (CaCO3) |
0 to 19999mg/L |
|
Range (CaO) |
0 to 11220mg/L |
|
Range (Boiler) |
0 to 400mmol/L |
|
Range (Ca2+) |
0 to 8020mg/L |
|
Resolution |
0.001, 0.01, 0.1, 1 |
|
Accuracy |
±1% F.S. |
|
Calibration Points |
2 to 5 points |
|
Calibration Solutions |
0.01, 0.1, 1, 10, 100mmol/L |
|
Temperature |
|
|
Range |
0 to 105°C |
|
Resolution |
0.1°C |
|
Accuracy |
±0.5°C |
|
Offset Calibration |
1 point |
|
Calibration Range |
Reading ±10°C |
|
General Specifications |
|
|
Temperature Compensation |
0 to 50°C, manual or automatic |
|
Stability Criteria |
Low or high |
|
Calibration Due Alarm |
1 to 31 days or off |
|
Auto-Power Off |
10, 20 or 30 minutes after last key pressed |
|
Memory |
Stores up to 500 data sets |
|
Output |
USB communication interface |
|
Connector |
BNC, 3.5mm jack socket |
|
Display |
Custom LCD (80×60mm) |
|
Power |
3×1.5V AA batteries or DC5V power adapter |
|
Battery Life |
Approximately 150 hours (turn off the backlight) |
|
Dimensions |
170(L)×85(W)×30(H)mm |
|
Weight |
300g |
