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TPI 645NPT Digital Manometer - Dual Differential Input Manometer with ± 29 psi range and 0.1 psi resolution. Seven units of pressure: inH2O, mbar, KPa, PSI, mH2O, mmHg, inHg, Auto power off, Record/Min/Max, Backlight display, Zero function, Trim mode to stabilize readings. ¼” NPT fittings. All of these models are dual input differential pressure meters with 7 selectable scales to choose from: mbar, kPa, PSI, inHg. mmHg,inH20, and mH20.
 Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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Product Features
- Dual input with + 29 PSI range
- Dual 1/4" NPT Fittings
- Seven units of measure (mbar, kPa, PSI, mmHg, inHg, mmH2O, inH2O)
- Display - 4 digit dual line with backlight
- Smooth - Stabilizes display when measuring fluctuating pressures
- Data Hold - Freezes reading on display
- Min / Max - Records Min/Max readings
- Auto Off - Conserve battery power.
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Model 645 Specifications
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Measurement Range:
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+/- 29 psi
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Display:
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4 Digit Dual line LCD with backlight
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Input Type:
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Dual Differential (compression fittings)
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Resolution (max):
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0.01 psi
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Accuracy:
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+/-(0.2% Full scale + 3 digits)
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Functions:
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One Touch Zero, Data Hold, Back-light, Unit Selection,
Smoothing, Auto power Off, Min / Max Record, Resolution
Selection
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Units of Measure:
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7 Units (mbar, kPa, PSI, mmHg, inHg, mH2O, inH2O)
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Battery Type:
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9V alkaline
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Battery Life:
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80 hours (Typical)
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Auto Power Off:
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30 minutes
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