407910 Datasheet, PDF (3/7 Pages) Extech Instruments Corporation. – Heavy Duty Differential Pressure Manometer

Specifications
General Specifications
Circuit
Custom one-chip LSI microprocessor circuit
Display
Units of Measure
0.6" (16mm) 2000 count LCD with function indicators
mBAR, psi, kg/cm², mm Hg, inches Hg, meter H₂O, inches H₂O
and Atmospheres
Input circuit
Differential inputs (P1 and P2)
Data Hold
Freezes displayed reading
Sensor
Built-in piezoelectric sensors
Zero Adjust
Front panel push-button
Sample rate
0.8 sec. (approx.)
Compatibility
Air or non-corrosive and non-ionized gas
Auto Power OFF
Meter turns off after approx. 10 minutes to conserve energy
Data Output
RS-232 PC serial interface
Ambient conditions 32 to 122^oF (0 to 50^oC); < 80% RH
Battery power
9V alkaline battery
Power Consumption 6mA DC (approx.)
Dimensions
7.1 x 2.8 x1.3" (180 x 72 x 32 mm)
Weight
0.76 lbs (345 g)
Accessories
Quick-disconnect fittings (2), rubber jacket, and 9V battery
Range Specifications
Range/Units (Max.)
± 2000 mbar
± 29 psi
± 2.040 Kg/cm²
± 1500 mm Hg
± 59.05 inches Hg
± 20.40 meters H₂O
± 802 inches H₂O
± 1.974 atmospheres
Resolution
1
0.02
0.001
1
0.05
0.01
0.5
0.001
Accuracy
± 2% full scale @ 23±5^oC
Note: Accuracy includes linearity,
hysteresis and repeatability effects
3
Model 407910 - Version 2.0 - March 2005