Máy đo áp suất chân không TPI 621
Dual input, 0.001 resolution inches H2O, range -120 to 120 inches H2O
- Dual input with +/-120" H2O range
- 0.001" H2O maximum resolution
- Seven units of measure (mbar, kPa, PSI, mmHg, inHg, mmH2O, inH2O)
- Display - 5 digit with backlight
- Smooth - Stabilizes display when measuring fluctuating pressures.
- Auto Off - Conserve battery power
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