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Extech 407227 Heavy Duty
pH/mV/Temp Meter
Click image to enlarge
Extech 407227
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Features:
- Dual display for pH or mV and Temperature (°C/°F)
- Large 1.4" (36mm) LCD display
- Easy 2 point Slope and Cal adjustments at pH 4 and pH 7
- Manual and Auto Temperature Compensation using temperature probe
- Min/Max/Avg, Auto off and Data Hold
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Description
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Rugged pH meter plus RS-232 PC interface for Datalogging. 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 |
| 407227 |
PH METER, MV/TEMP HEAVY DUTY W/ HOLSTER - Discontinued - replaced by Extech 407228 |
| 407228 |
PH METER, MV/TEMP KIT HEAVY DUTY W/ HOLSTER |
| $289.99 |  |
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| Model |
Accessories |
List Price |
Sale Price |
| 60120B |
ELECTRODE, PH 120-C COMBINATION BNC |
| $45.99 | |
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| 850188 |
PROBE, TEMPERATURE, THERMISTOR, FOR 407227 |
| $49.99 | |
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| 156119 |
AC ADAPTOR, 117VAC FOR HEAVY DUTY SERIES |
| $24.99 | |
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| 156221 |
AC ADAPTOR, 220VAC FOR HEAVY DUTY SERIES |
| $24.99 | |
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| 409997 |
CARRYING CASE, LARGE VINYL POUCH |
| $19.99 | |
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| 407001 |
SOFTWARE & CABLE FOR HEAVY DUTY SERIES |
| $69.99 | |
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| 380340 |
DATALOGGER MODULE W/ PC SOFTWARE |
| $209.99 | |
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Specifications
| General Specifications |
| Display |
Dual function LCD with contrast adjust |
| Input impedance |
10 12 ohms |
| Temp. compensation |
for pH Automatic and manual 32 to 149°F (0 to 65°C) |
| pH electrode compatibility |
Any combination pH electrode with BNC connector |
| Data hold |
Freezes displayed reading |
| Memory recall |
Records / Recalls MAX (maximum), MIN(minimum), and AVG (average) readings |
| Auto Power OFF |
Meter powers off after 10 minutes |
| PC Interface |
Serial RS-232 Communication |
| Over range indication |
All dashes on display "- - - -" |
| Sampling time |
Approximately 0.8 seconds |
| Operating conditions |
32°F to 122°F (0°C to 50°C), < 80% RH |
| Power supply |
9V battery (power consumption 5.7mA approx.) |
| Weight |
0.59 lbs. / 270g (including batteries) |
| Dimensions |
7.1 x 2.8 x1.3" (180 x 72 x 32mm) |
| Optional accessories |
ORP Electrode, AC adaptor, datalogger, and data acquisition Windows software |
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