Specifications - Extech Instruments NON-DISPLAY PORTABLE User Manual

Specifications

General Specifications
Display
Data hold
Sensor Structure
Memory Recall
Data Output
Operating conditions
(Meter)
Operating conditions
(Vane)
Storage temperature
Power Supply
Power Consumption
Weight
Dimensions
Accessories
Range Specifications
Measurement
Feet per Minute (ft/min)
Meters per Second (m/s)
Kilometers per Hour (km/hr)
Miles per Hour (mile/hr)
Knots
Units
o
C
o
F 32.0
3
CFM (ft /min)
3
CMM (m /min)
Dual 4-digit (9999 count) Multi-function LCD
Locks latest reading on the LCD display
Air velocity sensor: Conventional twisted vane arm with low friction
(sapphire) ball bearing. Temperature sensor: K-type thermocouple
built into vane. 1/4" mounting nut provided
Records Max/Min readings with push-key RECALL
RS-232 PC serial interface
Temperature: 32°F to 122°F (0°C to 50°C); Humidity: <80% RH;
Pressure: 500mB to 2 Bar
Temperature: 32°F to 140°F (0°C to 60°C); Humidity: <80% RH;
Pressure: 500mB to 2 Bar
Temperature: -40°F to 140°F (-40°C to 60°C)
9V battery; Battery life: 50 hours typical
Approx. 3 mA DC
0.77 lbs. (350g)
Meter: 3.46 x 6.61 x 1.03" (88 x 168 x 26.2mm);
Vane: 2.6 x 5.22 x 1.15" (66 x 132 x 29.2mm)
9V battery and carrying case
Calibrated Range
60.0 to 8800
0.30 to 45.00
1.00 to 140.0
0.70 to 100.0
0.60 - 88.0
Range
o o
0.0 C to 45.0 C
o o
F to 113.0 F
Air Flow and Area
(CMM: 0 to 45.00 m/s; CFM: 0 to 8800 ft/min)
Range
0 to 999900
0 to 999900
Air Velocity
Display
Resolution
Temperature
Converter Resolution
o
0.2 C
o
0.4 F
Resolution
0.001 to 100
0.001 to 100
Model 451126 Version 1.6 February 2004
2
Accuracy
0.1 ± (3% + 20 ft/min)
0.01 ± (3% + 0.1 m/s)
0.01 ± (3% + 0.4 km/hr)
0.01 ± (3% + 0.2 mile/hr)
0.01 ± (3% + 0.2 knots)
Accuracy
±1.0
±1.8
0.001 to 9999
0.001 to 9999
o
C
o
F
Area