ZD-1812 Soil pH-EC-T&H Tester (ZD-18pH, ZD-EC, ZD-1608 T & H)
Soil pH Tester - Technical parameters
Measuring range: 3.00-14.00 pH discrimination rate: 0.10pH;
Measurement accuracy: ± 0.20 pH(3.00-12.00 pH); Power Supply: DC9V (rechargeable battery /6F22 NIMH)
Features: Automatic data detection and locking hold operating temperature: 5-45 ℃ (41-113 ° F)
Calibration: One point calibration (factory calibrated) Dimension: Ø50.5x 250mm
Function: about 8 minutes automatic shutdown (or manual shutdown) Probe length: 140 MM
Weight: 100g Model: ZD-18
Soil EC salinity (fertility) Testert - Technical parameters
Measurement range: 0.00-19.90 EC resolution: 0.10 EC;
Accuracy: ± 0.10 EC (0.00-10.00 EC) Operating temperature: 5-45 ° C (41-113 ° F) /ATC
Calibration: One point calibration /6.70EC (factory calibrated) Monitor: LCD with backlight;
Power Supply: DC9V (rechargeable battery /6F22 NIMH) Size: Ø50.5x 250mm
Function: about 8 minutes, automatic shutdown (or manual shutdown) probe length: 140 MM
Weight: 100g Type: ZD-EC
Soil temperature & Humidity (moisture)Tester - Technical parameters
Temperature measurement range: -10 ℃ to 70℃ Temperature measurement accuracy: ±0.5℃ (at normal temperature)
Humidity measurement range: 10% to 99%RH Humidity measurement accuracy: ±3%RH
Resolution: 0.1%; 1%RH Response time: 10-15 seconds
Calibration: Factory calibrated dimensions: Ø50.5 x 255MM
Probe length: 140MM Power supply: DC9V (rechargeable battery /6F22 NIMH)
Model: ZD-1608
ZD-1804 Soil Available Nitrogen Phosphorus Potassium Nutrient Tester (3 in1)
Technical parameter
Measuring range: 0-1999 mg/Kg (mg/l) Resolution: 1 mg/Kg (mg/l)
Operating temperature: 5-45 ° C (41-113 ° F) /ATC
Function: about 6-8 minutes, automatic shutdown (or manual shutdown) monitor: LCD with backlight source
Calibration: Factory standard calibration Power Supply: DC 9V (rechargeable battery /6F22 NIMH)
Dimension: Ø50.5 x 250mm Length of probe: 140 MM
Weight: 100g
Model: ZD-1804N, P, K Combination set (ZD-1801N, ZD-1802P, ZD-1803K)
ZD-3000 Soil Heavy Metal Tester (5 in1)
Technical parameter
Measuring range:
Arsenic (As) : 0-199.9 mg/Kg (mg/l) Resolution: 0.1 mg/Kg (mg/l)
Mercury (Hg), Cadmium (Cd): 0-19.99 mg/Kg (mg/l) Resolution: 0.01 mg/Kg (mg/l)
Lead (Pb), Chromium (Cr): 0-1999 mg/Kg (mg/l) Resolution: 1 mg/Kg (mg/l)
Operating temperature: 5-45 ° C (41-113 ° F) /ATC
Function: About 8 minutes, automatic shutdown (or manual shutdown) monitor: LCD with backlight source
Weight: 100g Power Supply: DC 9V (Rechargeable battery /6F22 NIMH)
Dimension: Ø50.5 x 250mm Length of probe: 140 MM
Model: ZD-3000 Combo Set: ZD-3001 Arsenic (As), ZD-3002 Lead (Pb), ZD-3003 Cadmium (Cd), ZD-3004 Chromium (Cr), ZD-3005 Mercury (Hg)
