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Extech 407303 Heavy Duty
Conductivity Meter
Click image to enlarge
Extech 407303
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Features:
- Manual or Automatic Temperature Compensation
- Calibration adjust for cell
- Large 1.4" (36mm) LCD display
- Min/Max/Avg, Data Hold, and Auto Power off
- Built-in RS-232 PC interface with optional Data Acquisition Software and Datalogger
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Description
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This meter offers a dual display for Conductivity and Temperature, a Conductivity Cell calibration adjustment, temperature compensation, and a RS-232 PC Interface. This professional meter, with proper care, will provide years of safe reliable service.
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| 407303 |
CONDUCTIVITY METER, CELL, HEAVY DUTY W/ HOLSTER - Discontinued - replaced by Extech EC400 or Extech 341350-P |
Specifications
| General Specifications |
| Display |
2000 count LCD with Bargraph |
| Conductivity range |
0 to 199.9μS, 200 to 1999μS, 200 to 19.99mS |
| TDS range |
0 to 99.9ppm or mg/L, 100 to 999ppm or mg/L, 1.00 to 9.99ppt or g/L |
| Salinity range |
0 to 99.9ppm, , 100 to 999ppm, 1.00 to 9.99ppt |
| TDS Ratio |
0.4 to 1.0 adjustable |
| Salinity Ratio |
0.5 |
| Temperature range |
32.0 to 149.0°F (0.0 to 65.0°C) |
| Accuracy Conductivity |
±2% fs |
| TDS |
±2% fs |
| Salinity |
±2% fs |
| Temperature |
±1.8°F/1°C |
| Automatic Temp Compensation |
2% per °F |
| Measurement storage |
15 readings |
| Low battery indication |
‘BAT’ appears on the LCD |
| Power |
Four SR-44W button batteries |
| Auto power off |
After 10 minutes of no button presses |
| Operating conditions |
32 to 122°F (0 to 50°C) |
| Dimensions |
1.4 x 6.8 x 1.6” (36 x 173 x 41mm) |
| Weight |
3.8oz (110g) |
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