| 品牌 | GW | 型号 | ec500 |
| 类型 | 便携式 |
Display 2000 count LCD with Bargraph
pH Range 0.00 to 14.00
pH Accuracy ±0.01 pH typical
pH ATC Range 0°C to 90oC (32°F to 194oF)
pH Reference Junction Permanent gel, non-refillable
Conductivity ranges 0 to 199.9μS/cm
200 to 1999μS/cm
2.00 to 19.99mS/cm
TDS ranges 0 to 99.9ppm or mg/L
(Variable ratio) 100 to 999ppm or mg/L
1.00 to 9.99ppt or g/L
Salinity range 0 to 99.9ppm
(Fixed ratio of 0.5) 100 to 999ppm
1.00 to 9.99ppt
TDS Ratio 0.4 to 1.0 adjustable
Salinity Ratio 0.5 Fixed
Conductivity ATC 2.0% per oC
Temperature Range -5.0°C to 90.0oC (23.0°F to 194oF)
Temperature Resolution 0.1 up to 99.9, 1 >100
Temperature Accuracy ±1°C; 1.8°F (from -5 to 50°C; 23 to 122°F)
±3°C; 5.4°F (from 50 to 90°C; 122 to 194°F)
Conductivity ATC Range 0.0°C to 60.0oC (32.0°F to 140oF)
Accuracy Conductivity: ±2% full scale
TDS: ±2% full scale
Salinity: ±2% full scale
Measurement Storage 25 tagged (numbered) readings
Low battery indication ‘BAT’ appears on the LCD
Power Four (4) CR2032 Lithium Ion Batteries
