Specifications - Extech Instruments 407910 User Manual

Introduction
Congratulations on your purchase of the Extech Manometer Model 407910. This device has a
differential input with convenient quick-disconnect fittings. Eight units of measure are selectable by
front panel pushbutton. Advanced features include Data hold, MAX/MIN record/recall, and RS-232
PC interface. Properly used, this device will provide years of reliable service.

Specifications

General Specifications
Circuit
Display
Units of Measure
Input circuit
Data Hold
Sensor
Zero Adjust
Sample rate
Compatibility
Auto Power OFF
Data Output
Ambient conditions
Battery power
Power Consumption
Dimensions
Weight
Accessories
Range Specifications
Range/Units (Max.)
± 2000 mbar
± 29 psi
± 2.040 Kg/cm
± 1500 mm Hg
± 59.06 inches Hg
± 20.40 meters H
± 802 inches H
± 1.974 atmospheres
Custom one-chip LSI microprocessor circuit
0.6" (15mm) 6000 count LCD with function indicators
mBAR, psi, kg/cm
Atmospheres
Differential inputs (P1 and P2)
Freezes displayed reading
Built-in piezoelectric sensors
Front panel push-button
0.8 sec. (approx.)
Air or non-corrosive and non-ionized gas
Meter turns off after approx. 10 minutes to conserve energy
RS-232 PC serial interface
o
32 to 122 F (0 to 50
9V alkaline battery
8mA DC (approx.)
7.1 x 2.8 x1.3" (180 x 72 x 32 mm)
0.46 lbs (210 g) meter only
Quick-disconnect fittings (2), rubber jacket, and 9V battery
2
O
2
O
2
2
, mm Hg, inches Hg, meter H
o
C); < 80% RH
Resolution
1
0.01
0.001
1
0.02
0.01
0.5
0.001
2
www.MicroDAQ.com
O, inches H
2
Accuracy
± 2% full scale @ 23±5
Note: Accuracy includes linearity,
hysteresis and repeatability effects
O and
2
o
C
407910-EN v2.3 3/14
(603) 746-5524